diff --git a/docker/development/eth-node/package.json b/docker/development/eth-node/package.json
index 378784aab02..0c9121542ff 100644
--- a/docker/development/eth-node/package.json
+++ b/docker/development/eth-node/package.json
@@ -10,9 +10,8 @@
   },
   "dependencies": {
     "@nomiclabs/hardhat-ethers": "2.2.3",
-    "@unlock-protocol/hardhat-plugin": "0.1.3",
-    "@unlock-protocol/contracts": "0.0.22",
-    "@unlock-protocol/contracts": "0.0.22",
+    "@unlock-protocol/hardhat-plugin": "latest",
+    "@unlock-protocol/contracts": "latest",
     "eslint": "8.54.0",
     "ethers": "5.7.2",
     "hardhat": "2.20.1",
diff --git a/packages/contracts/.gitignore b/packages/contracts/.gitignore
index 0493baba79e..53fe443e558 100644
--- a/packages/contracts/.gitignore
+++ b/packages/contracts/.gitignore
@@ -3,4 +3,5 @@ test/contracts
 artifacts
 cache
 docs-reorg
-docs
\ No newline at end of file
+docs
+src/index.ts
\ No newline at end of file
diff --git a/packages/contracts/CHANGELOG.md b/packages/contracts/CHANGELOG.md
index 0ad60d5fe1b..eab934f2a32 100644
--- a/packages/contracts/CHANGELOG.md
+++ b/packages/contracts/CHANGELOG.md
@@ -1,5 +1,11 @@
 # CHANGELOG
 
+## 0.0.22
+
+- add `contracts` alias for all versions
+- add `PublicLock` and `Unlock` alias for all versions
+- add version numbers as constant
+
 ## 0.0.21
 
 - release fix post-attack on Fri Apr 21st 2023 #11690
diff --git a/packages/contracts/README.md b/packages/contracts/README.md
index dc9b4e9a027..bba411ecf67 100644
--- a/packages/contracts/README.md
+++ b/packages/contracts/README.md
@@ -3,12 +3,22 @@
 ### Javascript usage
 
 ```js
-// get latest
-import unlock from '@unlock-protocol/contracts/Unlock'
-
-// get previous versions
-import unlock from '@unlock-protocol/contracts/UnlockV0'
-import { UnlockV0 } from '@unlock-protocol/contracts'
+// get latest version
+import { Unlock } from '@unlock-protocol/contracts'
+import { PublicLock } from '@unlock-protocol/contracts'
+
+// a previous version
+import UnlockV12 from '@unlock-protocol/contracts/UnlockV12'
+import { UnlockV12 } from '@unlock-protocol/contracts'
+
+// all contracts
+import { contracts } from '@unlock-protocol/contracts'
+
+// the number of latest versions available
+import {
+  PUBLICLOCK_LATEST_VERSION,
+  UNLOCK_LATEST_VERSION,
+} from '@unlock-protocol/contracts'
 ```
 
 ### Solidity usage
diff --git a/packages/contracts/package.json b/packages/contracts/package.json
index 1318793f049..3aac5ca197e 100644
--- a/packages/contracts/package.json
+++ b/packages/contracts/package.json
@@ -1,14 +1,14 @@
 {
   "name": "@unlock-protocol/contracts",
-  "version": "0.0.21",
+  "version": "0.0.24",
   "main": "dist/index.js",
   "scripts": {
-    "clean": "rm -rf dist docs",
+    "clean": "rm -rf dist docs src/index.ts",
     "test": "hardhat test",
     "abi:cleanup": "yarn clean && tsc && node dist/utils/cleanup.js",
-    "build": "yarn build:index && yarn build:dist",
-    "build:dist": "yarn clean && tsc && yarn contracts:copy && yarn docs && yarn docs:copy",
-    "build:index": "yarn clean && tsc && node dist/utils/parser.js > src/index.ts",
+    "build": "yarn clean && yarn build:index && yarn build:dist",
+    "build:dist": "yarn contracts:copy && yarn docs && yarn docs:copy",
+    "build:index": "tsc && node dist/parser.js > src/index.ts && tsc",
     "ci": "yarn test",
     "lint": "eslint --resolve-plugins-relative-to ../eslint-config --ext .ts,.js src/",
     "contracts:copy": "copyfiles --verbose -u 2 src/**/*.sol dist",
diff --git a/packages/contracts/src/index.ts b/packages/contracts/src/index.ts
deleted file mode 100644
index 078391ede36..00000000000
--- a/packages/contracts/src/index.ts
+++ /dev/null
@@ -1,85 +0,0 @@
-// This file is generated, please don't edit directly
-// Refer to 'utils/parser.ts' and 'yarn build:index' for more
-
-import PublicLockV0 from './abis/PublicLock/PublicLockV0.json'
-import PublicLockV1 from './abis/PublicLock/PublicLockV1.json'
-import PublicLockV10 from './abis/PublicLock/PublicLockV10.json'
-import PublicLockV11 from './abis/PublicLock/PublicLockV11.json'
-import PublicLockV12 from './abis/PublicLock/PublicLockV12.json'
-import PublicLockV13 from './abis/PublicLock/PublicLockV13.json'
-import PublicLockV14 from './abis/PublicLock/PublicLockV14.json'
-import PublicLockV2 from './abis/PublicLock/PublicLockV2.json'
-import PublicLockV3 from './abis/PublicLock/PublicLockV3.json'
-import PublicLockV4 from './abis/PublicLock/PublicLockV4.json'
-import PublicLockV5 from './abis/PublicLock/PublicLockV5.json'
-import PublicLockV6 from './abis/PublicLock/PublicLockV6.json'
-import PublicLockV7 from './abis/PublicLock/PublicLockV7.json'
-import PublicLockV8 from './abis/PublicLock/PublicLockV8.json'
-import PublicLockV9 from './abis/PublicLock/PublicLockV9.json'
-import UnlockV0 from './abis/Unlock/UnlockV0.json'
-import UnlockV1 from './abis/Unlock/UnlockV1.json'
-import UnlockV10 from './abis/Unlock/UnlockV10.json'
-import UnlockV11 from './abis/Unlock/UnlockV11.json'
-import UnlockV12 from './abis/Unlock/UnlockV12.json'
-import UnlockV13 from './abis/Unlock/UnlockV13.json'
-import UnlockV2 from './abis/Unlock/UnlockV2.json'
-import UnlockV3 from './abis/Unlock/UnlockV3.json'
-import UnlockV4 from './abis/Unlock/UnlockV4.json'
-import UnlockV5 from './abis/Unlock/UnlockV5.json'
-import UnlockV6 from './abis/Unlock/UnlockV6.json'
-import UnlockV7 from './abis/Unlock/UnlockV7.json'
-import UnlockV8 from './abis/Unlock/UnlockV8.json'
-import UnlockV9 from './abis/Unlock/UnlockV9.json'
-import UnlockDiscountTokenV0 from './abis/UnlockDiscountToken/UnlockDiscountTokenV0.json'
-import UnlockDiscountTokenV1 from './abis/UnlockDiscountToken/UnlockDiscountTokenV1.json'
-import UnlockDiscountTokenV2 from './abis/UnlockDiscountToken/UnlockDiscountTokenV2.json'
-import UnlockDiscountTokenV3 from './abis/UnlockDiscountToken/UnlockDiscountTokenV3.json'
-import GovernorUnlockProtocol from './abis/Governor/UnlockProtocolGovernor.json'
-import GovernorUnlockProtocolTimelock from './abis/Governor/UnlockProtocolTimelock.json'
-import LockSerializer from './abis/utils/LockSerializer.json'
-import UnlockSwapPurchaser from './abis/utils/UnlockSwapPurchaser.json'
-import UnlockSwapBurner from './abis/utils/UnlockSwapBurner.json'
-import UniswapOracleV3 from './abis/utils/UniswapOracleV3.json'
-
-// exports
-export { PublicLockV0 }
-export { PublicLockV1 }
-export { PublicLockV10 }
-export { PublicLockV11 }
-export { PublicLockV12 }
-export { PublicLockV13 }
-export { PublicLockV14 }
-export { PublicLockV2 }
-export { PublicLockV3 }
-export { PublicLockV4 }
-export { PublicLockV5 }
-export { PublicLockV6 }
-export { PublicLockV7 }
-export { PublicLockV8 }
-export { PublicLockV9 }
-export { UnlockV0 }
-export { UnlockV1 }
-export { UnlockV10 }
-export { UnlockV11 }
-export { UnlockV12 }
-export { UnlockV13 }
-export { UnlockV2 }
-export { UnlockV3 }
-export { UnlockV4 }
-export { UnlockV5 }
-export { UnlockV6 }
-export { UnlockV7 }
-export { UnlockV8 }
-export { UnlockV9 }
-export { UnlockDiscountTokenV0 }
-export { UnlockDiscountTokenV1 }
-export { UnlockDiscountTokenV2 }
-export { UnlockDiscountTokenV3 }
-export { GovernorUnlockProtocol }
-export { GovernorUnlockProtocolTimelock }
-export {
-  LockSerializer,
-  UnlockSwapPurchaser,
-  UnlockSwapBurner,
-  UniswapOracleV3,
-}
diff --git a/packages/contracts/src/utils/files.ts b/packages/contracts/src/utils/files.ts
index b91188e479f..843a3424e37 100644
--- a/packages/contracts/src/utils/files.ts
+++ b/packages/contracts/src/utils/files.ts
@@ -36,6 +36,7 @@ export const getAbiPaths = async () => {
     'abis/Unlock',
     'abis/UnlockDiscountToken',
     'abis/Governor',
+    'abis/utils',
   ]
 
   const paths = await Promise.all(folders.map((f) => parseExports(f)))
diff --git a/packages/contracts/src/utils/parser.ts b/packages/contracts/src/utils/parser.ts
index a162f821b3a..1ad5fe6fd7d 100644
--- a/packages/contracts/src/utils/parser.ts
+++ b/packages/contracts/src/utils/parser.ts
@@ -1,11 +1,39 @@
 import { getAbiPaths } from './files'
 
+type contractVersion = {
+  contractName: string
+  versionNumber: string
+  abiPath: string
+}
+
+const findLatest = (exports: contractVersion[], contract: string) => {
+  const [latest] = exports
+    .filter(({ contractName }) => contractName === contract)
+    .sort(
+      ({ versionNumber: a }, { versionNumber: b }) =>
+        parseInt(b.replace('V', '')) - parseInt(a.replace('V', ''))
+    )
+  const { contractName, versionNumber } = latest
+  const varName = `${contract.toLocaleUpperCase()}_LATEST_VERSION`
+  const versionInt = versionNumber.replace('V', '')
+
+  console.log(`export { ${contractName}${versionNumber} as ${contract} }`)
+  console.log(`const ${varName} = ${versionInt}`)
+  console.log(`export { ${varName} }`)
+  return latest
+}
+
 async function main() {
   const paths = await getAbiPaths()
-  const exports = paths.flat().map((abiPath) => {
-    const s = abiPath.split('/')
-    const contractName = s[2]
-    const versionNumber = s[3].replace(contractName, '').replace('.json', '')
+  const exports: contractVersion[] = paths.flat().map((abiPath) => {
+    let contractName, fileName, versionNumber
+    if (abiPath.includes('/utils/')) {
+      ;[, , , fileName] = abiPath.split('/')
+      contractName = fileName.replace('.json', '')
+    } else {
+      ;[, , contractName, fileName] = abiPath.split('/')
+      versionNumber = fileName.replace(contractName, '').replace('.json', '')
+    }
     return {
       contractName,
       versionNumber,
@@ -16,28 +44,31 @@ async function main() {
   console.log("// This file is generated, please don't edit directly")
   console.log("// Refer to 'utils/parser.ts' and 'yarn build:index' for more\n")
 
-  exports.forEach(({ contractName, versionNumber, abiPath }) =>
+  exports.forEach(({ contractName, versionNumber = '', abiPath }) =>
     console.log(`import ${contractName}${versionNumber} from '${abiPath}'`)
   )
 
-  const utils = [
-    'LockSerializer',
-    'UnlockSwapPurchaser',
-    'UnlockSwapBurner',
-    'UniswapOracleV3',
-  ]
-
-  utils.forEach((util) => {
-    console.log(`import ${util} from './abis/utils/${util}.json'`)
-  })
-
   console.log('\n// exports')
 
-  exports.forEach(({ contractName, versionNumber }) =>
+  exports.forEach(({ contractName, versionNumber = '' }) =>
     console.log(`export { ${contractName}${versionNumber} }`)
   )
 
-  console.log(`export { ${utils.toString()} }`)
+  // alias for all contracts
+  console.log(
+    `const contracts = { ${exports
+      .map(
+        ({ contractName, versionNumber = '' }) =>
+          `${contractName}${versionNumber}`
+      )
+      .toString()} } 
+      export { contracts }`
+  )
+
+  // alias for the newest versions
+  console.log('\n// latest')
+  findLatest(exports, 'PublicLock')
+  findLatest(exports, 'Unlock')
 }
 
 main()
diff --git a/packages/hardhat-plugin/CHANGELOG.md b/packages/hardhat-plugin/CHANGELOG.md
index a951e9cddf3..d7a7985fffb 100644
--- a/packages/hardhat-plugin/CHANGELOG.md
+++ b/packages/hardhat-plugin/CHANGELOG.md
@@ -1,5 +1,9 @@
 # CHANGELOG
 
+### 0.1.5
+
+- Use version number directly fromn contracts packages
+
 ### 0.1.2
 
 - Changing the lock deployed version to the latest
diff --git a/packages/hardhat-plugin/package.json b/packages/hardhat-plugin/package.json
index a3d8081caa7..720ed395181 100644
--- a/packages/hardhat-plugin/package.json
+++ b/packages/hardhat-plugin/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@unlock-protocol/hardhat-plugin",
-  "version": "0.1.2",
+  "version": "0.1.5",
   "description": "Hardhat Plugin for Unlock Protocol",
   "author": "Unlock Protocol",
   "license": "MIT",
diff --git a/packages/hardhat-plugin/src/constants.ts b/packages/hardhat-plugin/src/constants.ts
index 0cf0b18e0d4..60868bc77fe 100644
--- a/packages/hardhat-plugin/src/constants.ts
+++ b/packages/hardhat-plugin/src/constants.ts
@@ -1,5 +1,11 @@
-export const UNLOCK_LATEST_VERSION = 11
-export const PUBLIC_LOCK_LATEST_VERSION = 13
+import {
+  UNLOCK_LATEST_VERSION,
+  PUBLICLOCK_LATEST_VERSION,
+} from '@unlock-protocol/contracts'
+export {
+  UNLOCK_LATEST_VERSION,
+  PUBLICLOCK_LATEST_VERSION as PUBLIC_LOCK_LATEST_VERSION,
+}
 
 // task names
 export const TASK_CREATE_LOCK = 'unlock:create-lock'
diff --git a/packages/hardhat-plugin/src/utils.ts b/packages/hardhat-plugin/src/utils.ts
index 9754846e511..c2011828f7d 100644
--- a/packages/hardhat-plugin/src/utils.ts
+++ b/packages/hardhat-plugin/src/utils.ts
@@ -1,4 +1,4 @@
-import * as contracts from '@unlock-protocol/contracts'
+import { contracts } from '@unlock-protocol/contracts'
 import { HardhatRuntimeEnvironment } from 'hardhat/types'
 import type { Signer, Contract, ContractFactory } from 'ethers'