diff --git a/.eslintignore b/.eslintignore
index 28ae9982..883626e2 100644
--- a/.eslintignore
+++ b/.eslintignore
@@ -4,3 +4,4 @@ packages/*/coverage
 packages/*/extension
 generated
 public
+pkg
diff --git a/Cargo.lock b/Cargo.lock
index 20609489..2a8c6a95 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -209,7 +209,7 @@ dependencies = [
  "ahash",
  "bytes",
  "bytestring",
- "cfg-if",
+ "cfg-if 1.0.0",
  "cookie",
  "derive_more",
  "encoding_rs",
@@ -537,6 +537,15 @@ version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "904dfeac50f3cdaba28fc6f57fdcddb75f49ed61346676a78c4ffe55877802fd"
 
+[[package]]
+name = "bincode"
+version = "1.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b1f45e9417d87227c7a56d22e471c6206462cba514c7590c09aff4cf6d1ddcad"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "bindgen"
 version = "0.59.2"
@@ -663,6 +672,18 @@ dependencies = [
  "bytes",
 ]
 
+[[package]]
+name = "c_vec"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fdd7a427adc0135366d99db65b36dae9237130997e560ed61118041fb72be6e8"
+
+[[package]]
+name = "cache-padded"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c1db59621ec70f09c5e9b597b220c7a2b43611f4710dc03ceb8748637775692c"
+
 [[package]]
 name = "cairo-rs"
 version = "0.15.12"
@@ -750,6 +771,12 @@ dependencies = [
  "smallvec",
 ]
 
+[[package]]
+name = "cfg-if"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
+
 [[package]]
 name = "cfg-if"
 version = "1.0.0"
@@ -780,6 +807,21 @@ dependencies = [
  "libloading",
 ]
 
+[[package]]
+name = "clap"
+version = "2.34.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a0610544180c38b88101fecf2dd634b174a62eef6946f84dfc6a7127512b381c"
+dependencies = [
+ "ansi_term",
+ "atty",
+ "bitflags",
+ "strsim 0.8.0",
+ "textwrap",
+ "unicode-width",
+ "vec_map",
+]
+
 [[package]]
 name = "cocoa"
 version = "0.24.0"
@@ -840,6 +882,16 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "console_error_panic_hook"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a06aeb73f470f66dcdbf7223caeebb85984942f22f1adb2a088cf9668146bbbc"
+dependencies = [
+ "cfg-if 1.0.0",
+ "wasm-bindgen",
+]
+
 [[package]]
 name = "convert_case"
 version = "0.4.0"
@@ -957,7 +1009,7 @@ version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b540bd8bc810d3885c6ea91e2018302f68baba2129ab3e88f32389ee9370880d"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
 ]
 
 [[package]]
@@ -966,7 +1018,7 @@ version = "0.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4c02a4d71819009c192cf4872265391563fd6a84c81ff2c0f2a7026ca4c1d85c"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
  "crossbeam-utils",
 ]
 
@@ -976,7 +1028,7 @@ version = "0.8.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7d82ee10ce34d7bc12c2122495e7593a9c41347ecdd64185af4ecf72cb1a7f83"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
  "once_cell",
 ]
 
@@ -1085,7 +1137,7 @@ dependencies = [
  "ident_case",
  "proc-macro2",
  "quote",
- "strsim",
+ "strsim 0.10.0",
  "syn",
 ]
 
@@ -1099,7 +1151,7 @@ dependencies = [
  "ident_case",
  "proc-macro2",
  "quote",
- "strsim",
+ "strsim 0.10.0",
  "syn",
 ]
 
@@ -1242,16 +1294,36 @@ dependencies = [
  "subtle",
 ]
 
+[[package]]
+name = "dirs"
+version = "4.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ca3aa72a6f96ea37bbc5aa912f6788242832f75369bdfdadcb0e38423f100059"
+dependencies = [
+ "dirs-sys",
+]
+
 [[package]]
 name = "dirs-next"
 version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b98cf8ebf19c3d1b223e151f99a4f9f0690dca41414773390fc824184ac833e1"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
  "dirs-sys-next",
 ]
 
+[[package]]
+name = "dirs-sys"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1b1d1d91c932ef41c0f2663aa8b0ca0342d444d842c06914aa0a7e352d0bada6"
+dependencies = [
+ "libc",
+ "redox_users",
+ "winapi",
+]
+
 [[package]]
 name = "dirs-sys-next"
 version = "0.1.2"
@@ -1321,7 +1393,32 @@ version = "0.8.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9852635589dc9f9ea1b6fe9f05b50ef208c85c834a562f0c6abb1c475736ec2b"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
+]
+
+[[package]]
+name = "enum_dispatch"
+version = "0.3.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0eb359f1476bf611266ac1f5355bc14aeca37b299d0ebccc038ee7058891c9cb"
+dependencies = [
+ "once_cell",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "env_logger"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "44533bbbb3bb3c1fa17d9f2e4e38bbbaf8396ba82193c4cb1b6445d711445d36"
+dependencies = [
+ "atty",
+ "humantime 1.3.0",
+ "log",
+ "regex",
+ "termcolor",
 ]
 
 [[package]]
@@ -1331,7 +1428,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b2cf0344971ee6c64c31be0d530793fba457d322dfec2810c453d0ef228f9c3"
 dependencies = [
  "atty",
- "humantime",
+ "humantime 2.1.0",
  "log",
  "regex",
  "termcolor",
@@ -1362,7 +1459,7 @@ version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c0408e2626025178a6a7f7ffc05a25bc47103229f19c113755de7bf63816290c"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
  "libc",
  "redox_syscall",
  "winapi",
@@ -1659,7 +1756,7 @@ version = "0.1.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8fc3cb4d91f53b50155bdcfd23f6a4c39ae1969c2ae85982b135750cccaf5fce"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
  "libc",
  "wasi 0.9.0+wasi-snapshot-preview1",
 ]
@@ -1670,7 +1767,7 @@ version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4eb1a864a501629691edf6c15a593b7a51eebaa1e8468e9ddc623de7c9b58ec6"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
  "js-sys",
  "libc",
  "wasi 0.11.0+wasi-snapshot-preview1",
@@ -1866,6 +1963,15 @@ dependencies = [
  "tracing",
 ]
 
+[[package]]
+name = "hashbrown"
+version = "0.11.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ab5ef0d4909ef3724cc8cce6ccc8572c5c817592e9285f5464f8e86f8bd3726e"
+dependencies = [
+ "ahash",
+]
+
 [[package]]
 name = "hashbrown"
 version = "0.12.1"
@@ -1954,6 +2060,15 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c4a1e36c821dbe04574f602848a19f742f4fb3c98d40449f11bcad18d6b17421"
 
+[[package]]
+name = "humantime"
+version = "1.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "df004cfca50ef23c36850aaaa59ad52cc70d0e90243c3c7737a4dd32dc7a3c4f"
+dependencies = [
+ "quick-error",
+]
+
 [[package]]
 name = "humantime"
 version = "2.1.0"
@@ -2026,7 +2141,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "10a35a97730320ffe8e2d410b5d3b69279b98d2c14bdb8b70ea89ecf7888d41e"
 dependencies = [
  "autocfg",
- "hashbrown",
+ "hashbrown 0.12.1",
  "serde",
 ]
 
@@ -2054,7 +2169,7 @@ version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a5bbe824c507c5da5956355e86a746d82e0e1464f65d862cc5e71da70e94b2c"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
 ]
 
 [[package]]
@@ -2285,7 +2400,7 @@ version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "efbc0f03f9a775e9f6aed295c6a1ba2253c5757a9e03d55c6caa46a681abcddd"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
  "winapi",
 ]
 
@@ -2332,7 +2447,8 @@ version = "0.4.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
+ "serde",
 ]
 
 [[package]]
@@ -2341,7 +2457,7 @@ version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ff50ecb28bb86013e935fb6683ab1f6d3a20016f123c76fd4c27470076ac30f5"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
  "generator",
  "scoped-tls",
  "serde",
@@ -2350,6 +2466,15 @@ dependencies = [
  "tracing-subscriber",
 ]
 
+[[package]]
+name = "lru"
+version = "0.7.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c84e6fe5655adc6ce00787cf7dcaf8dc4f998a0565d23eafc207a8b08ca3349a"
+dependencies = [
+ "hashbrown 0.11.2",
+]
+
 [[package]]
 name = "mac"
 version = "0.1.1"
@@ -2418,6 +2543,12 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "memory_units"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8452105ba047068f40ff7093dd1d9da90898e63dd61736462e9cdda6a90ad3c3"
+
 [[package]]
 name = "mime"
 version = "0.3.16"
@@ -2541,6 +2672,17 @@ dependencies = [
  "jni-sys",
 ]
 
+[[package]]
+name = "nes"
+version = "0.1.0"
+dependencies = [
+ "console_error_panic_hook",
+ "tetanes",
+ "wasm-bindgen",
+ "wasm-bindgen-test",
+ "wee_alloc",
+]
+
 [[package]]
 name = "new_debug_unreachable"
 version = "1.0.4"
@@ -2555,7 +2697,7 @@ checksum = "9f866317acbd3a240710c63f065ffb1e4fd466259045ccb504130b7f668f35c6"
 dependencies = [
  "bitflags",
  "cc",
- "cfg-if",
+ "cfg-if 1.0.0",
  "libc",
  "memoffset",
 ]
@@ -2764,7 +2906,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fb81a6430ac911acb25fe5ac8f1d2af1b4ea8a4fdfda0f1ee4292af2e2d8eb0e"
 dependencies = [
  "bitflags",
- "cfg-if",
+ "cfg-if 1.0.0",
  "foreign-types",
  "libc",
  "once_cell",
@@ -2870,7 +3012,7 @@ version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d76e8e1493bcac0d2766c42737f34458f1c8c50c0d23bcb24ea953affb273216"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
  "instant",
  "libc",
  "redox_syscall",
@@ -2884,7 +3026,7 @@ version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09a279cbf25cb0757810394fbc1e359949b59e348145c643a939a525692e6929"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
  "libc",
  "redox_syscall",
  "smallvec",
@@ -3043,6 +3185,27 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
+[[package]]
+name = "pix-engine"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ae98b2fabd3b6182fbc76e5c09c7d22242ca2775d38e7be273758d97139f5d37"
+dependencies = [
+ "anyhow",
+ "bitflags",
+ "chrono",
+ "getrandom 0.2.7",
+ "log",
+ "lru",
+ "num-traits",
+ "once_cell",
+ "png 0.17.5",
+ "rand 0.8.5",
+ "sdl2",
+ "serde",
+ "thiserror",
+]
+
 [[package]]
 name = "pkg-config"
 version = "0.3.25"
@@ -3108,6 +3271,16 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "925383efa346730478fb4838dbe9137d2a47675ad789c546d150a6e1dd4ab31c"
 
+[[package]]
+name = "pretty_env_logger"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "926d36b9553851b8b0005f1275891b392ee4d2d833852c417ed025477350fb9d"
+dependencies = [
+ "env_logger 0.7.1",
+ "log",
+]
+
 [[package]]
 name = "proc-macro-crate"
 version = "1.1.3"
@@ -3169,6 +3342,12 @@ dependencies = [
  "unicase",
 ]
 
+[[package]]
+name = "quick-error"
+version = "1.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0"
+
 [[package]]
 name = "quote"
 version = "1.0.20"
@@ -3374,6 +3553,15 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "ringbuf"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f65af18d50f789e74aaf23bbb3f65dcd22a3cb6e029b5bced149f6bd57c5c2a2"
+dependencies = [
+ "cache-padded",
+]
+
 [[package]]
 name = "rodio"
 version = "0.15.0"
@@ -3466,6 +3654,30 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
+[[package]]
+name = "sdl2"
+version = "0.35.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f7959277b623f1fb9e04aea73686c3ca52f01b2145f8ea16f4ff30d8b7623b1a"
+dependencies = [
+ "bitflags",
+ "c_vec",
+ "lazy_static",
+ "libc",
+ "sdl2-sys",
+]
+
+[[package]]
+name = "sdl2-sys"
+version = "0.35.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e3586be2cf6c0a8099a79a12b4084357aa9b3e0b0d7980e3b67aaf7a9d55f9f0"
+dependencies = [
+ "cfg-if 1.0.0",
+ "libc",
+ "version-compare 0.1.0",
+]
+
 [[package]]
 name = "security-framework"
 version = "2.6.1"
@@ -3670,7 +3882,7 @@ dependencies = [
  "derive_builder",
  "diesel",
  "dotenv",
- "env_logger",
+ "env_logger 0.9.0",
  "futures",
  "jsonwebtoken",
  "juniper",
@@ -3704,7 +3916,7 @@ version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c77f4e7f65455545c2153c1253d25056825e77ee2533f0e41deb65a93a34852f"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
  "cpufeatures",
  "digest",
 ]
@@ -3715,7 +3927,7 @@ version = "0.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "55deaec60f81eefe3cce0dc50bda92d6d8e88f2a27df7c5033b42afeb1ed2676"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
  "cpufeatures",
  "digest",
 ]
@@ -3892,12 +4104,42 @@ dependencies = [
  "quote",
 ]
 
+[[package]]
+name = "strsim"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
+
 [[package]]
 name = "strsim"
 version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
 
+[[package]]
+name = "structopt"
+version = "0.3.26"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0c6b5c64445ba8094a6ab0c3cd2ad323e07171012d9c98b0b15651daf1787a10"
+dependencies = [
+ "clap",
+ "lazy_static",
+ "structopt-derive",
+]
+
+[[package]]
+name = "structopt-derive"
+version = "0.4.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dcb5ae327f9cc13b68763b5749770cb9e048a99bd9dfdfa58d0cf05d5f64afe0"
+dependencies = [
+ "heck 0.3.3",
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "subtle"
 version = "2.4.1"
@@ -4299,7 +4541,7 @@ version = "3.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5cdb1ef4eaeeaddc8fbd371e5017057064af0911902ef36b39801f67cc6d79e4"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
  "fastrand",
  "libc",
  "redox_syscall",
@@ -4327,6 +4569,41 @@ dependencies = [
  "winapi-util",
 ]
 
+[[package]]
+name = "tetanes"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5220d18b48ea7e61e07d96cc58e96f92ed78f5a7cd414f56cc2d696055497d11"
+dependencies = [
+ "anyhow",
+ "bincode",
+ "bitflags",
+ "chrono",
+ "dirs",
+ "enum_dispatch",
+ "flate2",
+ "getrandom 0.2.7",
+ "lazy_static",
+ "log",
+ "pix-engine",
+ "pretty_env_logger",
+ "rand 0.8.5",
+ "ringbuf",
+ "serde",
+ "serde_json",
+ "structopt",
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "textwrap"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d326610f408c7a4eb6f51c37c330e496b08506c9457c9d34287ecc38809fb060"
+dependencies = [
+ "unicode-width",
+]
+
 [[package]]
 name = "thin-slice"
 version = "0.1.1"
@@ -4466,7 +4743,7 @@ version = "0.1.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a400e31aa60b9d44a52a8ee0343b5b18566b03a8321e0d321f695cf56e940160"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
  "log",
  "pin-project-lite",
  "tracing-attributes",
@@ -4651,6 +4928,12 @@ version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
 
+[[package]]
+name = "vec_map"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f1bddf1187be692e79c5ffeab891132dfb0f236ed36a43c7ed39f1165ee20191"
+
 [[package]]
 name = "version-compare"
 version = "0.0.11"
@@ -4736,7 +5019,7 @@ version = "0.2.81"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7c53b543413a17a202f4be280a7e5c62a1c69345f5de525ee64f8cfdbc954994"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
  "wasm-bindgen-macro",
 ]
 
@@ -4761,7 +5044,7 @@ version = "0.4.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "de9a9cec1733468a8c657e57fa2413d2ae2c0129b95e87c5b72b8ace4d13f31f"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
  "js-sys",
  "wasm-bindgen",
  "web-sys",
@@ -4796,6 +5079,30 @@ version = "0.2.81"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6a89911bd99e5f3659ec4acf9c4d93b0a90fe4a2a11f15328472058edc5261be"
 
+[[package]]
+name = "wasm-bindgen-test"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "68b30cf2cba841a812f035c40c50f53eb9c56181192a9dd2c71b65e6a87a05ba"
+dependencies = [
+ "console_error_panic_hook",
+ "js-sys",
+ "scoped-tls",
+ "wasm-bindgen",
+ "wasm-bindgen-futures",
+ "wasm-bindgen-test-macro",
+]
+
+[[package]]
+name = "wasm-bindgen-test-macro"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "88ad594bf33e73cafcac2ae9062fc119d4f75f9c77e25022f91c9a64bd5b6463"
+dependencies = [
+ "proc-macro2",
+ "quote",
+]
+
 [[package]]
 name = "web-sys"
 version = "0.3.58"
@@ -4890,6 +5197,18 @@ dependencies = [
  "windows-bindgen",
 ]
 
+[[package]]
+name = "wee_alloc"
+version = "0.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dbb3b5a6b2bb17cb6ad44a2e68a43e8d2722c997da10e928665c72ec6c0a0b8e"
+dependencies = [
+ "cfg-if 0.1.10",
+ "libc",
+ "memory_units",
+ "winapi",
+]
+
 [[package]]
 name = "wildmatch"
 version = "2.1.1"
diff --git a/Cargo.toml b/Cargo.toml
index c0e7b365..650c7c24 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,5 +1,11 @@
 [workspace]
 members = [
+  "packages/nes",
   "packages/server",
   "packages/tauriapp"
 ]
+
+[profile.release.package.nes]
+# Tell `rustc` to optimize for small code size.
+opt-level = "s"
+debug = true
diff --git a/package.json b/package.json
index a4f0fc57..0e1e2a65 100644
--- a/package.json
+++ b/package.json
@@ -3,10 +3,10 @@
   "name": "root",
   "version": "0.0.1",
   "scripts": {
-    "lint": "lerna exec --ignore @nesbox/config -- tsc --noEmit && eslint . --ext .ts,.js",
+    "lint": "lerna exec --ignore @nesbox/config --ignore @nesbox/nes -- tsc --noEmit && eslint . --ext .ts,.js",
     "test": "echo test",
     "release": "lerna version",
-    "prepare": "husky install"
+    "prepare": "husky install && yarn --cwd packages/nes build"
   },
   "devDependencies": {
     "@types/node": "^15.6.1",
@@ -28,6 +28,7 @@
   },
   "workspaces": [
     "packages/*",
+    "!packages/nes",
     "!packages/server",
     "!packages/tauriapp"
   ]
diff --git a/packages/nes/Cargo.toml b/packages/nes/Cargo.toml
new file mode 100644
index 00000000..c8d19932
--- /dev/null
+++ b/packages/nes/Cargo.toml
@@ -0,0 +1,32 @@
+[package]
+name = "nes"
+version = "0.1.0"
+authors = ["mantou132"]
+edition = "2021"
+
+[lib]
+crate-type = ["cdylib", "rlib"]
+
+[features]
+default = ["console_error_panic_hook"]
+
+[dependencies]
+wasm-bindgen = "0.2.63"
+
+# The `console_error_panic_hook` crate provides better debugging of panics by
+# logging them with `console.error`. This is great for development, but requires
+# all the `std::fmt` and `std::panicking` infrastructure, so isn't great for
+# code size when deploying.
+console_error_panic_hook = { version = "0.1.6", optional = true }
+
+# `wee_alloc` is a tiny allocator for wasm that is only ~1K in code size
+# compared to the default allocator's ~10K. It is slower than the default
+# allocator, however.
+#
+# Unfortunately, `wee_alloc` requires nightly Rust when targeting wasm for now.
+wee_alloc = { version = "0.4.5", optional = true }
+tetanes = "0.8.0"
+
+[dev-dependencies]
+wasm-bindgen-test = "0.3.13"
+
diff --git a/packages/nes/package.json b/packages/nes/package.json
new file mode 100644
index 00000000..02f5940c
--- /dev/null
+++ b/packages/nes/package.json
@@ -0,0 +1,12 @@
+{
+  "name": "@nesbox/nes",
+  "version": "0.0.1",
+  "description": "",
+  "main": "./pkg/nes.js",
+  "types": "./pkg/nes.d.ts",
+  "scripts": {
+    "build": "npx wasm-pack build --target web"
+  },
+  "author": "",
+  "license": "ISC"
+}
diff --git a/packages/nes/src/lib.rs b/packages/nes/src/lib.rs
new file mode 100644
index 00000000..3eb77da8
--- /dev/null
+++ b/packages/nes/src/lib.rs
@@ -0,0 +1,216 @@
+use tetanes::{
+    audio::{Audio, NesAudioCallback},
+    common::{NesRegion, Powered},
+    control_deck::ControlDeck,
+    input::GamepadSlot,
+    memory::RamState,
+    ppu::{VideoFilter, RENDER_SIZE},
+};
+use wasm_bindgen::prelude::*;
+
+mod utils;
+
+#[wasm_bindgen]
+pub enum Button {
+    Poweroff,
+    Reset,
+    Select,
+    Start,
+
+    Joypad1A,
+    Joypad1B,
+    Joypad1Up,
+    Joypad1Down,
+    Joypad1Left,
+    Joypad1Right,
+
+    Joypad2A,
+    Joypad2B,
+    Joypad2Up,
+    Joypad2Down,
+    Joypad2Left,
+    Joypad2Right,
+
+    Joypad3A,
+    Joypad3B,
+    Joypad3Up,
+    Joypad3Down,
+    Joypad3Left,
+    Joypad3Right,
+
+    Joypad4A,
+    Joypad4B,
+    Joypad4Up,
+    Joypad4Down,
+    Joypad4Left,
+    Joypad4Right,
+}
+
+#[wasm_bindgen]
+pub struct Nes {
+    paused: bool,
+    control_deck: ControlDeck,
+    audio: Audio,
+    buffer: Vec<f32>,
+    callback: NesAudioCallback,
+    sound: bool,
+    dynamic_rate_control: bool,
+    dynamic_rate_delta: f32,
+}
+
+#[wasm_bindgen]
+impl Nes {
+    pub fn memory() -> JsValue {
+        wasm_bindgen::memory()
+    }
+
+    pub fn new(output_sample_rate: f32, buffer_size: usize, max_delta: f32) -> Self {
+        utils::set_panic_hook();
+
+        let mut control_deck = ControlDeck::new(NesRegion::Ntsc, RamState::default());
+        control_deck.set_filter(VideoFilter::Pixellate);
+        let input_sample_rate = control_deck.apu().sample_rate();
+        let mut audio = Audio::new(input_sample_rate, output_sample_rate, 4096);
+        let buffer = vec![0.0; buffer_size];
+        let callback = audio.open_callback().expect("valid callback");
+        Self {
+            paused: false,
+            control_deck,
+            audio,
+            buffer,
+            callback,
+            sound: false,
+            dynamic_rate_control: true,
+            dynamic_rate_delta: max_delta,
+        }
+    }
+
+    pub fn pause(&mut self, val: bool) {
+        self.paused = val;
+    }
+
+    pub fn paused(&self) -> bool {
+        self.paused
+    }
+
+    pub fn sound(&mut self) -> bool {
+        self.sound
+    }
+
+    pub fn set_sound(&mut self, enabled: bool) {
+        self.sound = enabled;
+    }
+
+    pub fn power_cycle(&mut self) {
+        self.control_deck.power_cycle();
+    }
+
+    pub fn frame(&mut self) -> *const u8 {
+        self.control_deck.frame_buffer().as_ptr()
+    }
+
+    pub fn frame_len(&self) -> usize {
+        RENDER_SIZE as usize
+    }
+
+    pub fn samples(&mut self) -> *const f32 {
+        self.callback.read(&mut self.buffer);
+        self.buffer.as_ptr()
+    }
+
+    pub fn sample_rate(&self) -> f32 {
+        self.audio.output_frequency()
+    }
+
+    pub fn buffer_capacity(&self) -> usize {
+        self.buffer.capacity()
+    }
+
+    pub fn clock_seconds(&mut self, seconds: f32) {
+        self.control_deck
+            .clock_seconds(seconds)
+            .expect("valid clock");
+        if self.sound {
+            let samples = self.control_deck.audio_samples();
+            self.audio
+                .output(samples, self.dynamic_rate_control, self.dynamic_rate_delta);
+        }
+        self.control_deck.clear_audio_samples();
+    }
+
+    pub fn load_rom(&mut self, mut bytes: &[u8]) {
+        self.control_deck
+            .load_rom("ROM", &mut bytes)
+            .expect("valid rom");
+        self.pause(false);
+    }
+
+    pub fn handle_event(&mut self, button: Button, pressed: bool, repeat: bool) -> bool {
+        if repeat {
+            return false;
+        }
+        let mut matched = true;
+
+        let gamepad = &mut self.control_deck.gamepad_mut(GamepadSlot::One);
+        match button {
+            Button::Start => gamepad.start = pressed,
+            Button::Select => gamepad.select = pressed,
+            // Button::Joypad1A => gamepad.turbo_a = pressed,
+            // Button::Joypad1B => gamepad.turbo_b = pressed,
+            Button::Joypad1A => gamepad.a = pressed,
+            Button::Joypad1B => gamepad.b = pressed,
+            Button::Joypad1Up => gamepad.up = pressed,
+            Button::Joypad1Down => gamepad.down = pressed,
+            Button::Joypad1Left => gamepad.left = pressed,
+            Button::Joypad1Right => gamepad.right = pressed,
+            _ => {
+                let gamepad2 = &mut self.control_deck.gamepad_mut(GamepadSlot::Two);
+                match button {
+                    // Button::Joypad2A => gamepad.turbo_a = pressed,
+                    // Button::Joypad2B => gamepad.turbo_b = pressed,
+                    Button::Joypad2A => gamepad2.a = pressed,
+                    Button::Joypad2B => gamepad2.b = pressed,
+                    Button::Joypad2Up => gamepad2.up = pressed,
+                    Button::Joypad2Down => gamepad2.down = pressed,
+                    Button::Joypad2Left => gamepad2.left = pressed,
+                    Button::Joypad2Right => gamepad2.right = pressed,
+                    _ => {
+                        let gamepad3 = &mut self.control_deck.gamepad_mut(GamepadSlot::Three);
+                        match button {
+                            // Button::Joypad3A => gamepad3.turbo_a = pressed,
+                            // Button::Joypad3B => gamepad3.turbo_b = pressed,
+                            Button::Joypad3A => gamepad3.a = pressed,
+                            Button::Joypad3B => gamepad3.b = pressed,
+                            Button::Joypad3Up => gamepad3.up = pressed,
+                            Button::Joypad3Down => gamepad3.down = pressed,
+                            Button::Joypad3Left => gamepad3.left = pressed,
+                            Button::Joypad3Right => gamepad3.right = pressed,
+                            _ => {
+                                let gamepad4 =
+                                    &mut self.control_deck.gamepad_mut(GamepadSlot::Four);
+                                match button {
+                                    // Button::Joypad4A => gamepad.turbo_a = pressed,
+                                    // Button::Joypad4B => gamepad.turbo_b = pressed,
+                                    Button::Joypad4A => gamepad4.a = pressed,
+                                    Button::Joypad4B => gamepad4.b = pressed,
+                                    Button::Joypad4Up => gamepad4.up = pressed,
+                                    Button::Joypad4Down => gamepad4.down = pressed,
+                                    Button::Joypad4Left => gamepad4.left = pressed,
+                                    Button::Joypad4Right => gamepad4.right = pressed,
+                                    _ => matched = false,
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        matched
+    }
+}
+
+impl Default for Nes {
+    fn default() -> Self {
+        Self::new(48_000.0, 4096, 0.005)
+    }
+}
diff --git a/packages/nes/src/utils.rs b/packages/nes/src/utils.rs
new file mode 100644
index 00000000..514d4d79
--- /dev/null
+++ b/packages/nes/src/utils.rs
@@ -0,0 +1,10 @@
+pub fn set_panic_hook() {
+    // When the `console_error_panic_hook` feature is enabled, we can call the
+    // `set_panic_hook` function at least once during initialization, and then
+    // we will get better error messages if our code ever panics.
+    //
+    // For more details see
+    // https://github.com/rustwasm/console_error_panic_hook#readme
+    #[cfg(debug_assertions)]
+    console_error_panic_hook::set_once();
+}
diff --git a/packages/webapp/package.json b/packages/webapp/package.json
index 4a9d2105..814fa8ac 100644
--- a/packages/webapp/package.json
+++ b/packages/webapp/package.json
@@ -12,12 +12,12 @@
     "prepublishOnly": "npm run build"
   },
   "dependencies": {
+    "@nesbox/nes": "^0.0.1",
     "@mantou/gem": "^1.6.0",
     "duoyun-ui": "^0.0.39",
     "graphql": "^16.2.0",
     "jszip": "^3.10.0",
     "marked": "^4.0.16",
-    "nes_rust_wasm": "^0.1.2",
     "subscriptions-transport-ws": "^0.11.0"
   },
   "devDependencies": {
@@ -29,8 +29,6 @@
     "@tauri-apps/api": "1.0.0-rc.7",
     "@types/marked": "^4.0.3",
     "dotenv": "^10.0.0",
-    "vite": "^2.3.8",
-    "vite-plugin-top-level-await": "^1.0.0",
-    "vite-plugin-wasm": "^0.0.2"
+    "vite": "^2.3.8"
   }
 }
diff --git a/packages/webapp/src/gamepad.ts b/packages/webapp/src/gamepad.ts
index 3626bdd5..8de1de11 100644
--- a/packages/webapp/src/gamepad.ts
+++ b/packages/webapp/src/gamepad.ts
@@ -1,5 +1,5 @@
 import { isNotNullish } from 'duoyun-ui/lib/types';
-import { Button } from 'nes_rust_wasm';
+import { Button } from '@nesbox/nes';
 
 import { events } from 'src/constants';
 
diff --git a/packages/webapp/src/pages/emulator.ts b/packages/webapp/src/pages/emulator.ts
index 0fa45f7e..28dd5dfe 100644
--- a/packages/webapp/src/pages/emulator.ts
+++ b/packages/webapp/src/pages/emulator.ts
@@ -10,7 +10,7 @@ import {
   RefObject,
 } from '@mantou/gem';
 import { locale } from 'duoyun-ui/lib/locale';
-import { Button, WasmNes } from 'nes_rust_wasm';
+import init, { Button, Nes } from '@nesbox/nes';
 import { hotkeys } from 'duoyun-ui/lib/hotkeys';
 import { Modal } from 'duoyun-ui/elements/modal';
 
@@ -25,6 +25,7 @@ const style = createCSSSheet(css`
     height: 100%;
     object-fit: contain;
     background-color: black;
+    image-rendering: pixelated;
   }
   .nodata {
     position: absolute;
@@ -52,14 +53,12 @@ export class PEmulatorElement extends GemElement {
     return document.visibilityState === 'visible';
   }
 
-  #nes?: WasmNes;
+  #nes?: Nes;
   #imageData?: ImageData;
   #audioContext?: AudioContext;
 
   #enableAudio = () => {
-    if (this.#audioContext?.state === 'suspended') {
-      this.#audioContext.resume();
-    }
+    this.#nes?.set_sound(true);
   };
 
   #getButton = (event: KeyboardEvent) => {
@@ -88,37 +87,43 @@ export class PEmulatorElement extends GemElement {
       return;
     }
     if (button !== Button.Reset) this.#enableAudio();
-    this.#nes?.press_button(button);
+    this.#nes?.handle_event(button, true, event.repeat);
   };
 
   #onKeyUp = (event: KeyboardEvent) => {
     const button = this.#getButton(event);
     if (!button) return;
-    this.#nes?.release_button(button);
+    this.#nes?.handle_event(button, false, event.repeat);
   };
 
-  #renderCanvas = () => {
+  #nextStartTime = 0;
+  #loop = () => {
     if (this.isConnected) {
-      requestAnimationFrame(this.#renderCanvas);
+      requestAnimationFrame(this.#loop);
     }
 
-    if (!this.#nes || !this.#imageData) return;
-    this.#nes.step_frame();
-    this.#nes.update_pixels(new Uint8Array(this.#imageData.data.buffer));
+    if (!this.#nes || !this.#imageData || !this.#isVisible) return;
+    this.#nes.clock_seconds(1 / 60);
+
+    const memory = Nes.memory();
+
+    const frameLen = this.#nes.frame_len();
+    const framePtr = this.#nes.frame();
+    new Uint8Array(this.#imageData.data.buffer).set(new Uint8Array(memory.buffer, framePtr, frameLen));
     this.canvasRef.element!.getContext('2d')!.putImageData(this.#imageData, 0, 0);
-  };
 
-  #initAudio = () => {
-    this.#audioContext = new AudioContext({ sampleRate: 44100 });
-    this.#audioContext.suspend();
-    const scriptProcessor = this.#audioContext.createScriptProcessor(4096, 0, 1);
-    scriptProcessor.connect(this.#audioContext.destination);
-    scriptProcessor.onaudioprocess = (e) => {
-      if (this.#isVisible) {
-        const data = e.outputBuffer.getChannelData(0);
-        this.#nes?.update_sample_buffer(data);
-      }
-    };
+    if (!this.#nes.sound() || !this.#audioContext) return;
+    const bufferSize = this.#nes.buffer_capacity();
+    const sampleRate = this.#nes.sample_rate();
+    const samplesPtr = this.#nes.samples();
+    const audioBuffer = this.#audioContext.createBuffer(1, bufferSize, sampleRate);
+    audioBuffer.getChannelData(0).set(new Float32Array(memory.buffer, samplesPtr, bufferSize));
+    const node = this.#audioContext.createBufferSource();
+    node.connect(this.#audioContext.destination);
+    node.buffer = audioBuffer;
+    const start = Math.max(this.#nextStartTime || 0, this.#audioContext.currentTime + bufferSize / sampleRate);
+    node.start(start);
+    this.#nextStartTime = start + bufferSize / sampleRate;
   };
 
   #initNes = async () => {
@@ -126,15 +131,17 @@ export class PEmulatorElement extends GemElement {
 
     const ctx = this.canvasRef.element!.getContext('2d')!;
     this.#imageData = ctx.createImageData(ctx.canvas.width, ctx.canvas.height);
+
     const buffer = await configure.openNesFile.arrayBuffer();
-    this.#nes = WasmNes.new();
-    this.#nes.set_rom(new Uint8Array(buffer));
-    this.#nes.bootup();
+
+    await init();
+    this.#nes = Nes.new(48000, 800, 0.02);
+    this.#nes.load_rom(new Uint8Array(buffer));
   };
 
   mounted = async () => {
-    this.#renderCanvas();
-    this.#initAudio();
+    this.#audioContext = new AudioContext({ sampleRate: 48000 });
+    requestAnimationFrame(this.#loop);
     this.effect(this.#initNes, () => [configure.openNesFile]);
     addEventListener('keydown', this.#onKeyDown);
     addEventListener('keyup', this.#onKeyUp);
diff --git a/packages/webapp/src/pages/room.ts b/packages/webapp/src/pages/room.ts
index 1cb7fa6b..2f087100 100644
--- a/packages/webapp/src/pages/room.ts
+++ b/packages/webapp/src/pages/room.ts
@@ -11,10 +11,10 @@ import {
   RefObject,
 } from '@mantou/gem';
 import { createPath } from 'duoyun-ui/elements/route';
-import { Button, WasmNes } from 'nes_rust_wasm';
 import JSZip from 'jszip';
 import { hotkeys } from 'duoyun-ui/lib/hotkeys';
 import { waitLoading } from 'duoyun-ui/elements/wait';
+import init, { Nes, Button } from '@nesbox/nes';
 
 import { configure } from 'src/configure';
 import { routes } from 'src/routes';
@@ -119,17 +119,15 @@ export class PRoomElement extends GemElement<State> {
     this.addEventListener('dragover', (e) => e.stopPropagation());
   }
 
-  #nes?: WasmNes;
+  #nes?: Nes;
   #imageData?: ImageData;
   #audioContext?: AudioContext;
-
+  #streamDestination?: MediaStreamAudioDestinationNode;
   #rtc?: RTC;
 
   #enableAudio = () => {
     if (this.#isHost) {
-      if (this.#audioContext?.state === 'suspended') {
-        this.#audioContext.resume();
-      }
+      this.#nes?.set_sound(true);
     } else {
       this.videoRef.element!.muted = false;
     }
@@ -141,51 +139,57 @@ export class PRoomElement extends GemElement<State> {
     const ctx = this.canvasRef.element!.getContext('2d')!;
     stream.addTrack(ctx.canvas.captureStream(60).getVideoTracks()[0]);
 
-    this.#audioContext = new AudioContext({ sampleRate: 44100 });
-    this.#audioContext.suspend();
-    const streamDestination = this.#audioContext.createMediaStreamDestination();
-    stream.addTrack(streamDestination.stream.getAudioTracks()[0]);
-
-    if (this.#isHost) {
-      const scriptProcessor = this.#audioContext.createScriptProcessor(4096, 0, 1);
-      scriptProcessor.connect(this.#audioContext.destination);
-      scriptProcessor.connect(streamDestination);
-      scriptProcessor.onaudioprocess = (e) => {
-        if (this.#isVisible) {
-          const data = e.outputBuffer.getChannelData(0);
-          this.#nes?.update_sample_buffer(data);
-        }
-      };
-    }
-
+    this.#audioContext = new AudioContext({ sampleRate: 48000 });
+    this.#streamDestination = this.#audioContext.createMediaStreamDestination();
+    stream.addTrack(this.#streamDestination.stream.getAudioTracks()[0]);
     return stream;
   };
 
-  #renderCanvas = () => {
-    if (this.#isHost && this.#nes && this.#imageData && this.#isVisible) {
-      const ctx = this.canvasRef.element!.getContext('2d')!;
-      this.#nes.step_frame();
-      this.#nes.update_pixels(new Uint8Array(this.#imageData.data.buffer));
-      ctx.putImageData(this.#imageData, 0, 0);
-    }
-
+  #nextStartTime = 0;
+  #loop = () => {
     if (this.isConnected) {
-      requestAnimationFrame(this.#renderCanvas);
+      requestAnimationFrame(this.#loop);
     }
+
+    if (!this.#isHost || !this.#nes || !this.#imageData || !this.#isVisible) return;
+    this.#nes.clock_seconds(1 / 60);
+
+    const memory = Nes.memory();
+
+    const frameLen = this.#nes.frame_len();
+    const framePtr = this.#nes.frame();
+    new Uint8Array(this.#imageData.data.buffer).set(new Uint8Array(memory.buffer, framePtr, frameLen));
+    this.canvasRef.element!.getContext('2d')!.putImageData(this.#imageData, 0, 0);
+
+    if (!this.#nes.sound() || !this.#audioContext || !this.#streamDestination) return;
+    const bufferSize = this.#nes.buffer_capacity();
+    const sampleRate = this.#nes.sample_rate();
+    const samplesPtr = this.#nes.samples();
+    const audioBuffer = this.#audioContext.createBuffer(1, bufferSize, sampleRate);
+    audioBuffer.getChannelData(0).set(new Float32Array(memory.buffer, samplesPtr, bufferSize));
+    const node = this.#audioContext.createBufferSource();
+    node.connect(this.#audioContext.destination);
+    node.connect(this.#streamDestination);
+    node.buffer = audioBuffer;
+    const start = Math.max(this.#nextStartTime || 0, this.#audioContext.currentTime + bufferSize / sampleRate);
+    node.start(start);
+    this.#nextStartTime = start + bufferSize / sampleRate;
   };
 
   #initNes = async () => {
     if (!this.#isHost) return;
     const ctx = this.canvasRef.element!.getContext('2d')!;
     this.#imageData = ctx.createImageData(ctx.canvas.width, ctx.canvas.height);
+
     const zip = await (await fetch(getCorsSrc(this.#rom!))).arrayBuffer();
     const folder = await JSZip.loadAsync(zip);
     const buffer = await Object.values(folder.files)
       .find((e) => e.name.toLowerCase().endsWith('.nes'))!
       .async('arraybuffer');
-    this.#nes = WasmNes.new();
-    this.#nes.set_rom(new Uint8Array(buffer));
-    this.#nes.bootup();
+
+    await init();
+    this.#nes = Nes.new(48000, 800, 0.02);
+    this.#nes.load_rom(new Uint8Array(buffer));
   };
 
   #onMessage = ({ detail }: CustomEvent<ChannelMessage>) => {
@@ -200,11 +204,11 @@ export class PRoomElement extends GemElement<State> {
         break;
       // host
       case ChannelMessageType.KEYDOWN:
-        this.#nes?.press_button((detail as KeyDownMsg).button);
+        this.#nes?.handle_event((detail as KeyDownMsg).button, true, false);
         break;
       // host
       case ChannelMessageType.KEYUP:
-        this.#nes?.release_button((detail as KeyUpMsg).button);
+        this.#nes?.handle_event((detail as KeyUpMsg).button, false, false);
         break;
     }
   };
@@ -247,7 +251,7 @@ export class PRoomElement extends GemElement<State> {
   #pressButton = (button: Button) => {
     if (button !== Button.Reset) this.#enableAudio();
     if (this.#isHost) {
-      this.#nes?.press_button(button);
+      this.#nes?.handle_event(button, true, false);
     } else {
       this.#rtc?.send(new KeyDownMsg(button));
     }
@@ -270,7 +274,7 @@ export class PRoomElement extends GemElement<State> {
 
   #releaseButton = (button: Button) => {
     if (this.#isHost) {
-      this.#nes?.release_button(button);
+      this.#nes?.handle_event(button, false, false);
     } else {
       this.#rtc?.send(new KeyUpMsg(button));
     }
@@ -288,7 +292,7 @@ export class PRoomElement extends GemElement<State> {
 
   mounted = () => {
     if (this.#isHost) {
-      requestAnimationFrame(this.#renderCanvas);
+      requestAnimationFrame(this.#loop);
     }
 
     this.effect(
diff --git a/packages/webapp/src/rtc.ts b/packages/webapp/src/rtc.ts
index 297115cc..5a1c904a 100644
--- a/packages/webapp/src/rtc.ts
+++ b/packages/webapp/src/rtc.ts
@@ -1,4 +1,4 @@
-import { Button } from 'nes_rust_wasm';
+import { Button } from '@nesbox/nes';
 
 import { configure } from 'src/configure';
 import { events, SingalEvent, SingalType } from 'src/constants';
diff --git a/packages/webapp/src/utils.ts b/packages/webapp/src/utils.ts
index e4330822..6aeb8ec3 100644
--- a/packages/webapp/src/utils.ts
+++ b/packages/webapp/src/utils.ts
@@ -1,5 +1,4 @@
 import { history, render, TemplateResult } from '@mantou/gem';
-import { UserAttentionType } from '@tauri-apps/api/window';
 import { matchPath, RouteItem } from 'duoyun-ui/elements/route';
 import { Time } from 'duoyun-ui/lib/time';
 
@@ -60,7 +59,7 @@ export const playSound = (kind: string) => {
 
 export const setAppBadge = (count: number) => {
   if (isTauriWinApp) {
-    if (count) window.__TAURI__?.window.getCurrent().requestUserAttention(UserAttentionType.Informational);
+    if (count) window.__TAURI__?.window.getCurrent().requestUserAttention(2);
   } else if (isTauriMacApp) {
     window.__TAURI__?.tauri.invoke('set_badge', { count }).catch(() => {
       //
diff --git a/packages/webapp/vite.config.ts b/packages/webapp/vite.config.ts
index 07726e5a..594af4a0 100644
--- a/packages/webapp/vite.config.ts
+++ b/packages/webapp/vite.config.ts
@@ -1,8 +1,6 @@
 import 'dotenv/config';
 import { resolve } from 'path';
 
-import wasm from 'vite-plugin-wasm';
-import topLevelAwait from 'vite-plugin-top-level-await';
 import { defineConfig } from 'vite';
 
 const config = async ({ command }: any) => {
@@ -27,7 +25,6 @@ const config = async ({ command }: any) => {
       'process.env.COMMAND': JSON.stringify(command),
       'process.env.API_BASE': JSON.stringify(process.env.API_BASE),
     },
-    plugins: [wasm({}), topLevelAwait()],
     server: {
       host: true,
       port: 3003,
diff --git a/yarn.lock b/yarn.lock
index 0d5b8cb5..0c260195 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1803,90 +1803,6 @@
   resolved "https://registry.yarnpkg.com/@sindresorhus/is/-/is-0.7.0.tgz#9a06f4f137ee84d7df0460c1fdb1135ffa6c50fd"
   integrity sha512-ONhaKPIufzzrlNbqtWFFd+jlnemX6lJAgq9ZeiZtS7I1PIf/la7CW4m83rTXRnVnsMbW2k56pGYu7AUFJD9Pow==
 
-"@swc/core-android-arm-eabi@1.2.192":
-  version "1.2.192"
-  resolved "https://registry.yarnpkg.com/@swc/core-android-arm-eabi/-/core-android-arm-eabi-1.2.192.tgz#528164a4f88f111980ad1707fbd5de70e25aba51"
-  integrity sha512-OYbmJGB9Jp2zZ/GXALTdyWSwfjfC3g/NiZLBEG/4btVA9xU4hy4kA3tiWP1pmqF29VM1a7IHtzxwMXEBwXYX9w==
-
-"@swc/core-android-arm64@1.2.192":
-  version "1.2.192"
-  resolved "https://registry.yarnpkg.com/@swc/core-android-arm64/-/core-android-arm64-1.2.192.tgz#32d96c8e24c9122652e052c55932cd0dec02ca9c"
-  integrity sha512-0/0KuxrCK+I5VB8lg/KHijR3bSeM3f+s5KlNR0uE/2Hf30gnjkBfWlokeFj2e5RhjQlCmLIAXmVDVvXU6uoh4w==
-
-"@swc/core-darwin-arm64@1.2.192":
-  version "1.2.192"
-  resolved "https://registry.yarnpkg.com/@swc/core-darwin-arm64/-/core-darwin-arm64-1.2.192.tgz#0965ec4e85b9c95ac7bc73da970df15e2065394e"
-  integrity sha512-dhgeWV9qgsTJKURYqMWjZRZVX41FPkOdrHXPJqm1coayphCgfYvIffmZYh0bfPHBfzHLZ/eyvhNXdgXlIJtNqQ==
-
-"@swc/core-darwin-x64@1.2.192":
-  version "1.2.192"
-  resolved "https://registry.yarnpkg.com/@swc/core-darwin-x64/-/core-darwin-x64-1.2.192.tgz#82f322a0916901dad094793a129d43a8f7e3790a"
-  integrity sha512-oSXeKRpwlct/PA4GmNZ1dzWUFBBv24eCt303IHOjJMyVOul+8E0Oa7sBxSwra7mvPljKEM6g06EIW+i6NzCvJQ==
-
-"@swc/core-freebsd-x64@1.2.192":
-  version "1.2.192"
-  resolved "https://registry.yarnpkg.com/@swc/core-freebsd-x64/-/core-freebsd-x64-1.2.192.tgz#67e535bedb9352681d2a548d0efc071e03f4d651"
-  integrity sha512-DDEUlXpyNhcslbis2viAUdZjDd9FGSKYszZCeqi/8aHZjiJYjj5EPCUJw3h0mtK0eXLFjeOaD2qfjkuZlRauig==
-
-"@swc/core-linux-arm-gnueabihf@1.2.192":
-  version "1.2.192"
-  resolved "https://registry.yarnpkg.com/@swc/core-linux-arm-gnueabihf/-/core-linux-arm-gnueabihf-1.2.192.tgz#91811a3e400a65e57bb99069eddda3c6e5af439e"
-  integrity sha512-KcwljdxT2ZBe3zy1H+1BBWk9cR6AyL9qi8/h6X78nFwiJoktk25AMLAhUSusn9VghStveWZepnaYU9kWG62x0Q==
-
-"@swc/core-linux-arm64-gnu@1.2.192":
-  version "1.2.192"
-  resolved "https://registry.yarnpkg.com/@swc/core-linux-arm64-gnu/-/core-linux-arm64-gnu-1.2.192.tgz#850bc9fbdbe08a7c1e847f20bf0d45bedc99ccf4"
-  integrity sha512-0VVFoSWNvDOIN05QsONpSbfa+NzevICc+eFsxdjqD1qRGMWLGtzTRXfdfJWvQ3qp2uSJThpU51FyIrtN59fRPQ==
-
-"@swc/core-linux-arm64-musl@1.2.192":
-  version "1.2.192"
-  resolved "https://registry.yarnpkg.com/@swc/core-linux-arm64-musl/-/core-linux-arm64-musl-1.2.192.tgz#91671a454c767928108277c6012f7bf851f92b8a"
-  integrity sha512-7pK5SaiB+NHHMNU/aQQzhfi1JqAxCKh0MSiSFmWtojGUAP0WYWEXGxXuw7y5zkxb4uA7EAFII0WOmmfvgM4Vvw==
-
-"@swc/core-linux-x64-gnu@1.2.192":
-  version "1.2.192"
-  resolved "https://registry.yarnpkg.com/@swc/core-linux-x64-gnu/-/core-linux-x64-gnu-1.2.192.tgz#48f9fb73044dd99948ae05baa5d77e71b3af3e42"
-  integrity sha512-pwt2yYy8Ox1PqXNu4egYoDLi92gF+fIo3vzfyuPZo82ie/zG+7hBb/FJeoLcchih9vq+qnTEtrC8aWNjxkQOcw==
-
-"@swc/core-linux-x64-musl@1.2.192":
-  version "1.2.192"
-  resolved "https://registry.yarnpkg.com/@swc/core-linux-x64-musl/-/core-linux-x64-musl-1.2.192.tgz#2cf24fa2c9733369d9d85731aa33f81d55f37873"
-  integrity sha512-IXCsH7xdXLASIuHJXCSavHYU2X2O5+dmtG14bKsI2i3PTqdSFaRn7WTO7C2PlLeGFxC36V967BW0tCipE+OL0A==
-
-"@swc/core-win32-arm64-msvc@1.2.192":
-  version "1.2.192"
-  resolved "https://registry.yarnpkg.com/@swc/core-win32-arm64-msvc/-/core-win32-arm64-msvc-1.2.192.tgz#9f70fe568ac7ce3b5f96e27c93fddd3a041d1b3d"
-  integrity sha512-TSPsjvlfCz5DmTc4KZvp6KkH9xi+Ir1Y8hlISzqARl3hqI9Lv7HAoXvjkO9yMfkRAEpzwPQmeH2ZUtl0oOzeYA==
-
-"@swc/core-win32-ia32-msvc@1.2.192":
-  version "1.2.192"
-  resolved "https://registry.yarnpkg.com/@swc/core-win32-ia32-msvc/-/core-win32-ia32-msvc-1.2.192.tgz#6612357fec531bdeeef7076a66a172b1cdb0442e"
-  integrity sha512-yIH68QAY/x3ekCnIwHD4f4mXiUD3KIPdDtSmrMIbwV6NgdvcadY6BT861/NfXzCiG0+o1Jkf5790BEhiWnA4GQ==
-
-"@swc/core-win32-x64-msvc@1.2.192":
-  version "1.2.192"
-  resolved "https://registry.yarnpkg.com/@swc/core-win32-x64-msvc/-/core-win32-x64-msvc-1.2.192.tgz#cc049ba896e77d3337b1772b71702e42003345a3"
-  integrity sha512-x+blRKKYgI92vHJ7twIOKcvWifAyj5AeH0G6tCbUL2qXl2TjW1gDIyYagowH/9uiIueFLPwIc/X/1BP6HxpPLg==
-
-"@swc/core@^1.2.147":
-  version "1.2.192"
-  resolved "https://registry.yarnpkg.com/@swc/core/-/core-1.2.192.tgz#03d24cb06a4142d91e5383e53303b5dc714936c7"
-  integrity sha512-qQPt1KLeuopZ6J50MTyXkaxkMpaXbG8IHKqMhPwhGD6oarOkVjpILgMfD5esWr9v8gb9yDyOrRrfbDSWdGxDNw==
-  optionalDependencies:
-    "@swc/core-android-arm-eabi" "1.2.192"
-    "@swc/core-android-arm64" "1.2.192"
-    "@swc/core-darwin-arm64" "1.2.192"
-    "@swc/core-darwin-x64" "1.2.192"
-    "@swc/core-freebsd-x64" "1.2.192"
-    "@swc/core-linux-arm-gnueabihf" "1.2.192"
-    "@swc/core-linux-arm64-gnu" "1.2.192"
-    "@swc/core-linux-arm64-musl" "1.2.192"
-    "@swc/core-linux-x64-gnu" "1.2.192"
-    "@swc/core-linux-x64-musl" "1.2.192"
-    "@swc/core-win32-arm64-msvc" "1.2.192"
-    "@swc/core-win32-ia32-msvc" "1.2.192"
-    "@swc/core-win32-x64-msvc" "1.2.192"
-
 "@szmarczak/http-timer@^1.1.2":
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/@szmarczak/http-timer/-/http-timer-1.1.2.tgz#b1665e2c461a2cd92f4c1bbf50d5454de0d4b421"
@@ -6284,11 +6200,6 @@ neo-async@^2.6.0:
   resolved "https://registry.npmjs.org/neo-async/-/neo-async-2.6.2.tgz"
   integrity sha512-Yd3UES5mWCSqR+qNT93S3UoYUkqAZ9lLg8a7g9rimsWmYGK8cVToA4/sF3RrshdyV3sAGMXVUmpMYOw+dLpOuw==
 
-nes_rust_wasm@^0.1.2:
-  version "0.1.2"
-  resolved "https://registry.yarnpkg.com/nes_rust_wasm/-/nes_rust_wasm-0.1.2.tgz#ba4e462f62ccfb7bb6fe56a3720fe3d52a0d0d81"
-  integrity sha512-Ni/LFJ3RiVhRffYAGzaFY3PHtv5YhtDFl80Sl7OZeSZY/f17pGdZhN7gO+jgNLEbEy4FYm326k2puKL6d/KC3w==
-
 no-case@^3.0.4:
   version "3.0.4"
   resolved "https://registry.yarnpkg.com/no-case/-/no-case-3.0.4.tgz#d361fd5c9800f558551a8369fc0dcd4662b6124d"
@@ -8640,18 +8551,6 @@ verror@1.10.0:
     core-util-is "1.0.2"
     extsprintf "^1.2.0"
 
-vite-plugin-top-level-await@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/vite-plugin-top-level-await/-/vite-plugin-top-level-await-1.0.0.tgz#e462b5758f5f62d6d342395a7661599e99362d20"
-  integrity sha512-U18r2wD29eVdkfGAf8SbFgI7d/xo4fvZxrxnO9xyd5KKRjejmlxb+m66b1Kp2UANMWEoSi+kFoV49g+tPzbR5A==
-  dependencies:
-    "@swc/core" "^1.2.147"
-
-vite-plugin-wasm@^0.0.2:
-  version "0.0.2"
-  resolved "https://registry.yarnpkg.com/vite-plugin-wasm/-/vite-plugin-wasm-0.0.2.tgz#36279c667f1c1cc406c34428e58e57853a43e57a"
-  integrity sha512-tZmwp8Mj7RhicenZeDYw9VXbuT+9u85FFiBIvNbdbhiF1cDJqdV44P1ia8a1nGCbN+Dz4Aq+t6fun1eUs3EJ6Q==
-
 vite@^2.3.8:
   version "2.9.9"
   resolved "https://registry.yarnpkg.com/vite/-/vite-2.9.9.tgz#8b558987db5e60fedec2f4b003b73164cb081c5e"