diff --git a/libraries/nip66/adapters/cache/NostrSqliteAdapter/build.js b/libraries/nip66/adapters/cache/NostrSqliteAdapter/build.js
new file mode 100644
index 00000000..4f629300
--- /dev/null
+++ b/libraries/nip66/adapters/cache/NostrSqliteAdapter/build.js
@@ -0,0 +1,65 @@
+import esbuild from 'esbuild';
+import path from 'path';
+import { fileURLToPath } from 'url';
+import { clean } from 'esbuild-plugin-clean';
+import alias from 'esbuild-plugin-alias';
+import esbuildPluginTsc from 'esbuild-plugin-tsc';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+
+const production = process.env.NODE_ENV === 'production';
+
+const watchMode = process.argv.includes('--watch');
+
+const commonPlugins = [
+  clean({ patterns: ['./dist'] }),
+  alias({
+    entries: [
+      { find: 'node:module', replacement: path.resolve(__dirname, 'src/shims/node-module-shim.js') },
+    ],
+  }),
+  esbuildPluginTsc({ force: true }),
+];
+
+const browserBuildOptions = {
+  entryPoints: ['src/index.ts', 'src/workers/nostrsqlite.worker.ts'],
+  outdir: 'dist/browser',
+  bundle: true,
+  platform: 'browser',
+  target: 'esnext',
+  format: 'esm',
+  sourcemap: !production,
+  minify: production,
+  plugins: commonPlugins,
+  external: ['@nostrwatch/worker-relay'],
+  loader: {
+    '.ts': 'ts',
+    '.js': 'js',
+    '.wasm': 'file',
+  },
+  resolveExtensions: ['.ts', '.js'],
+};
+
+async function build() {
+  try {
+    if (watchMode) {
+      const context = await esbuild.context(browserBuildOptions);
+      await context.watch();
+      console.log('Watching for changes...');
+    } else {
+      await esbuild.build(browserBuildOptions);
+      console.log('Build completed successfully.');
+    }
+  } catch (error) {
+    console.error('Build failed:', error);
+    process.exit(1);
+  }
+}
+
+process.on('SIGINT', () => {
+  console.log('Terminating process...');
+  process.exit(0);
+});
+
+build();
diff --git a/libraries/nip66/build.js b/libraries/nip66/build.js
new file mode 100644
index 00000000..28da72bd
--- /dev/null
+++ b/libraries/nip66/build.js
@@ -0,0 +1,72 @@
+import esbuild from 'esbuild';
+import alias from 'esbuild-plugin-alias';
+import clean from 'esbuild-plugin-clean';
+
+// Common plugins
+const plugins = [
+  clean({ patterns: ['./dist'] }),
+  alias({
+    '@adapters': './adapters',
+    '@core': './src/core',
+    '@base': './src',
+    '@models': './src/models',
+    '@interfaces': './src/interfaces',
+    '@services': './src/services',
+    '@workers': './src/workers',
+  }),
+];
+
+// Build configurations
+const buildConfigs = [
+  // Browser build
+  {
+    entryPoints: ['src/index.ts'],
+    bundle: true,
+    platform: 'browser',
+    format: 'esm',
+    outdir: 'dist/browser',
+    sourcemap: true,
+    define: {
+      'process.env.NODE_ENV': JSON.stringify('production'),
+    },
+    external: ['@nostrwatch/nip66', '@nostrwatch/utils'],
+    plugins,
+    loader: {
+      '.ts': 'ts',
+      '.tsx': 'tsx',
+    },
+    minify: true,
+  },
+  // Server build
+  {
+    entryPoints: ['src/index.ts'],
+    bundle: true,
+    platform: 'node',
+    format: 'cjs',
+    outdir: 'dist/server',
+    sourcemap: true,
+    define: {
+      'process.env.NODE_ENV': JSON.stringify('production'),
+    },
+    external: ['@nostrwatch/nip66', '@nostrwatch/utils'],
+    plugins,
+    loader: {
+      '.ts': 'ts',
+      '.tsx': 'tsx',
+    },
+    minify: true,
+  },
+];
+
+// Build process
+(async () => {
+  try {
+    await Promise.all(
+      buildConfigs.map((config) => esbuild.build(config))
+    );
+    console.log('Build completed successfully!');
+  } catch (err) {
+    console.error('Build failed:', err);
+    process.exit(1);
+  }
+})();