diff --git a/projects/zarban/index.js b/projects/zarban/index.js
new file mode 100644
index 0000000000..8532b5c02a
--- /dev/null
+++ b/projects/zarban/index.js
@@ -0,0 +1,53 @@
+const abi = {
+  "getReservesList": "address[]:getReservesList",
+  "getReserveData": "function getReserveData(address asset) view returns (((uint256 data) configuration, uint128 liquidityIndex, uint128 variableBorrowIndex, uint128 currentLiquidityRate, uint128 currentVariableBorrowRate, uint128 currentStableBorrowRate, uint40 lastUpdateTimestamp, address zTokenAddress, address stableDebtTokenAddress, address variableDebtTokenAddress, address interestRateStrategyAddress, uint8 id))",
+  "list": "function list() view returns (bytes32[])",
+  "join": "function join(bytes32 ilk) view returns (address)",
+  "gem": "address:gem",
+  "debt": "uint256:debt"
+}
+
+//constant addresses
+const lendingPoolAddress = "0xC62545B7f466317b014773D1C605cA0D0931B0Fd";
+const ilkRegistryAddress = "0x821282748eb5b63155df21c62d6a6699ffcb01cf";
+const zar = "0xd946188a614a0d9d0685a60f541bba1e8cc421ae";
+
+async function getLmMarkets(api) {
+  const tokens = await api.call({  abi: abi.getReservesList, target: lendingPoolAddress})
+  const markets = await api.multiCall({  abi: abi.getReserveData, calls: tokens, target: lendingPoolAddress, })
+  return [tokens, markets]
+}
+
+async function getScsMarkets(api) {
+
+  const ilks = await api.call({ target: ilkRegistryAddress, abi: abi.list, })
+  const gemJoins = await api.multiCall({  abi: abi.join, calls: ilks, target: ilkRegistryAddress, })
+  const gems = await api.multiCall({  abi: abi.gem, calls: gemJoins,  })
+
+  return api.sumTokens({ tokensAndOwners2: [gems, gemJoins] })
+}
+
+
+async function tvl(api) {
+  await getScsMarkets(api)
+  const [lmTokens, lmMarkets] = await getLmMarkets(api)
+
+  await api.sumTokens({ tokensAndOwners2: [lmTokens, lmMarkets.map(i => i.zTokenAddress)] })
+  api.removeTokenBalance(zar)
+}
+
+async function borrowed(api) {
+
+  const [tokens, markets] = await getLmMarkets(api)
+  const stableDebtTokens = markets.map(i => i.stableDebtTokenAddress)
+  const variableDebtTokens = markets.map(i => i.variableDebtTokenAddress)
+  const stableSupply = await api.multiCall({  abi: 'uint256:totalSupply', calls: stableDebtTokens })
+  const variableSupply = await api.multiCall({  abi: 'uint256:totalSupply', calls: variableDebtTokens })
+  api.add(tokens, stableSupply)
+  api.add(tokens, variableSupply)
+  api.removeTokenBalance(zar)
+}
+
+module.exports = {
+  arbitrum: { tvl, borrowed, }
+}
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