can not init project

[xdewx]

npx extension create browser-extension

node:internal/modules/cjs/loader:1145
throw err;
^

Error: Cannot find module 'svelte-preprocess'
Require stack:

• /home/xxx/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-develop/dist/module.js
• /home/xxx/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension/dist/cli.js
  at Module._resolveFilename (node:internal/modules/cjs/loader:1142:15)
  at Module._load (node:internal/modules/cjs/loader:983:27)
  at Module.require (node:internal/modules/cjs/loader:1230:19)
  at require (node:internal/modules/helpers:179:18)
  at Object. (/home/xxx/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-develop/dist/module.js:76:14762)
  at Module._compile (node:internal/modules/cjs/loader:1368:14)
  at Module._extensions..js (node:internal/modules/cjs/loader:1426:10)
  at Module.load (node:internal/modules/cjs/loader:1205:32)
  at Module._load (node:internal/modules/cjs/loader:1021:12)
  at Module.require (node:internal/modules/cjs/loader:1230:19) {
  code: 'MODULE_NOT_FOUND',
  requireStack: [
  '/home/xxx/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-develop/dist/module.js',
  '/home/xxx/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension/dist/cli.js'
  ]
  }

Node.js v21.7.3

[cezaraugusto]

@xdewx thanks for reporting. what shows up when you run npx extension --version?

[xdewx]

npx extension --version

% npx  --version             
10.5.0
(base) [xxx@kali:~ on main]
% node -v
v21.7.3

[cezaraugusto]

great! what about Extension.js?

npx extension --version

also, can you try running the latest release?

npx extension@latest create browser-extension

[xdewx]

npx extension --version

(base) % npx extension --version

Need to install the following packages:
extension@2.0.0-rc.26
Ok to proceed? (y) y
npm notice 
npm notice New major version of npm available! 10.5.0 -> 11.4.0
npm notice Changelog: https://github.com/npm/cli/releases/tag/v11.4.0
npm notice Run npm install -g npm@11.4.0 to update!
npm notice 
npm ERR! code ETARGET
npm ERR! notarget No matching version found for go-git-it@4.0.0-1.
npm ERR! notarget In most cases you or one of your dependencies are requesting
npm ERR! notarget a package version that doesn't exist.

npm ERR! A complete log of this run can be found in: /home/xxx/.npm/_logs/2025-05-16T09_30_50_740Z-debug-0.log

[cezaraugusto]

should be fixed in latest v2.0.0-rc.27

[matejaputic]

I'm still seeing this issue, even with rc.27

$ npx extension create my-extension
Need to install the following packages:
extension@2.0.0-rc.27
Ok to proceed? (y)

🐣 - Starting a new browser extension named my-extension...
🤝 - Ensuring my-extension folder exists...
🤞 - Checking if destination path is writeable...
🔎 - Scanning for potential conflicting files...
🧰 - Installing my-extension...
Error: ENOENT: no such file or directory, open '/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-create/template/package.json'
    at async open (node:internal/fs/promises:634:25)
    at async Object.readFile (node:internal/fs/promises:1238:14)
    at async overridePackageJson (/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-create/dist/module.js:329:32)
    at async extensionCreate (/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-create/dist/module.js:575:9)
    at async Command.<anonymous> (/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension/dist/cli.js:95:5) {
  errno: -2,
  code: 'ENOENT',
  syscall: 'open',
  path: '/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-create/template/package.json'
}
node:internal/process/promises:394
    triggerUncaughtException(err, true /* fromPromise */);
    ^

Error: ENOENT: no such file or directory, open '/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-create/template/package.json'
    at async open (node:internal/fs/promises:634:25)
    at async Object.readFile (node:internal/fs/promises:1238:14)
    at async overridePackageJson (/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-create/dist/module.js:329:32)
    at async extensionCreate (/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-create/dist/module.js:575:9)
    at async Command.<anonymous> (/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension/dist/cli.js:95:5) {
  errno: -2,
  code: 'ENOENT',
  syscall: 'open',
  path: '/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-create/template/package.json'
}

Node.js v23.11.0

It does create the following:

my-extension/
├── manifest.json
├── package.json
└── README.md

but I'm not sure if that's sufficient to ignore the error and move forward.

[tingkelvin]

I'm still seeing this issue, even with rc.27

$ npx extension create my-extension
Need to install the following packages:
extension@2.0.0-rc.27
Ok to proceed? (y)

🐣 - Starting a new browser extension named my-extension...
🤝 - Ensuring my-extension folder exists...
🤞 - Checking if destination path is writeable...
🔎 - Scanning for potential conflicting files...
🧰 - Installing my-extension...
Error: ENOENT: no such file or directory, open '/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-create/template/package.json'
    at async open (node:internal/fs/promises:634:25)
    at async Object.readFile (node:internal/fs/promises:1238:14)
    at async overridePackageJson (/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-create/dist/module.js:329:32)
    at async extensionCreate (/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-create/dist/module.js:575:9)
    at async Command.<anonymous> (/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension/dist/cli.js:95:5) {
  errno: -2,
  code: 'ENOENT',
  syscall: 'open',
  path: '/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-create/template/package.json'
}
node:internal/process/promises:394
    triggerUncaughtException(err, true /* fromPromise */);
    ^

Error: ENOENT: no such file or directory, open '/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-create/template/package.json'
    at async open (node:internal/fs/promises:634:25)
    at async Object.readFile (node:internal/fs/promises:1238:14)
    at async overridePackageJson (/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-create/dist/module.js:329:32)
    at async extensionCreate (/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-create/dist/module.js:575:9)
    at async Command.<anonymous> (/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension/dist/cli.js:95:5) {
  errno: -2,
  code: 'ENOENT',
  syscall: 'open',
  path: '/Users/macos/.npm/_npx/3b1fc9cdc75022aa/node_modules/extension-create/template/package.json'
}

Node.js v23.11.0

It does create the following:

my-extension/
├── manifest.json
├── package.json
└── README.md

but I'm not sure if that's sufficient to ignore the error and move forward.

same happened to me

[cezaraugusto]

sorry about that! pls try again with extension@2.0.0-rc.32

[cezaraugusto]

npx extension@latest create my-extension

[xdewx]

npx extension@latest create my-extension

not work! and latest is 2.0.0-rc.27
pnpx came across the same error.

❯ npx extension@latest create browser-ipa
Need to install the following packages:
extension@2.0.0-rc.27
Ok to proceed? (y) y
/home/xxx/.npm/_npx/59982b092aad6098/node_modules/extension-create/dist/module.js:43
const external_chalk_namespaceObject = require("chalk");
                                       ^

Error [ERR_REQUIRE_ESM]: require() of ES Module /home/xxx/.npm/_npx/59982b092aad6098/node_modules/chalk/source/index.js from /home/xxx/.npm/_npx/59982b092aad6098/node_modules/extension-create/dist/module.js not supported.
Instead change the require of index.js in /home/xxx/.npm/_npx/59982b092aad6098/node_modules/extension-create/dist/module.js to a dynamic import() which is available in all CommonJS modules.
    at Object.<anonymous> (/home/su/.npm/_npx/59982b092aad6098/node_modules/extension-create/dist/module.js:43:40) {
  code: 'ERR_REQUIRE_ESM'
}

Node.js v20.13.1

[tingkelvin]

npx extension@latest create my-extension

running with node 22, seems like everything is working

[cezaraugusto]

@xdewx npx cache is huge, try explicitly running latest extension@2.0.0-rc.36. lmk how it goes

[xdewx]

@xdewx npx cache is huge, try explicitly running latest extension@2.0.0-rc.36. lmk how it goes

➜ pnpm view extension versions
[
'0.0.1', '0.0.2', '0.1.0', '0.1.1',
'0.1.2', '0.2.0', '0.2.2', '1.1.1',
'1.2.0', '1.2.1', '1.2.2', '1.2.4',
'1.2.5', '1.3.0', '1.4.0-0', '1.4.0',
'1.4.1', '1.4.2', '1.4.3-0', '1.4.4',
'1.4.5', '1.4.6', '1.5.0', '1.6.0-beta.0',
'1.6.0-beta.1', '1.6.0', '1.7.0-beta.0', '1.7.0-beta.1',
'1.7.0', '1.7.1', '1.8.0-beta.0', '1.8.0-beta.1',
'1.8.0-beta.2', '1.8.0', '2.0.0-alpha.0', '2.0.0-alpha.1',
'2.0.0-alpha.2', '2.0.0-alpha.3', '2.0.0-alpha.4', '2.0.0-alpha.5',
'2.0.0-alpha.6', '2.0.0-alpha.7', '2.0.0-alpha.8', '2.0.0-alpha.9',
'2.0.0-alpha.10', '2.0.0-alpha.11', '2.0.0-alpha.12', '2.0.0-alpha.13',
'2.0.0-alpha.14', '2.0.0-alpha.15', '2.0.0-alpha.16', '2.0.0-alpha.17',
'2.0.0-alpha.18', '2.0.0-alpha.19', '2.0.0-alpha.20', '2.0.0-alpha.21',
'2.0.0-alpha.22', '2.0.0-alpha.23', '2.0.0-alpha.24', '2.0.0-alpha.25',
'2.0.0-alpha.26', '2.0.0-alpha.27', '2.0.0-alpha.28', '2.0.0-alpha.29',
'2.0.0-alpha.30', '2.0.0-alpha.31', '2.0.0-alpha.32', '2.0.0-alpha.33',
'2.0.0-alpha.34', '2.0.0-alpha.35', '2.0.0-alpha.36', '2.0.0-alpha.37',
'2.0.0-beta.0', '2.0.0-beta.1', '2.0.0-beta.2', '2.0.0-beta.3',
'2.0.0-beta.4', '2.0.0-beta.5', '2.0.0-beta.6', '2.0.0-beta.7',
'2.0.0-beta.8', '2.0.0-beta.9', '2.0.0-rc.0', '2.0.0-rc.1',
'2.0.0-rc.2', '2.0.0-rc.3', '2.0.0-rc.4', '2.0.0-rc.5',
'2.0.0-rc.6', '2.0.0-rc.7', '2.0.0-rc.8', '2.0.0-rc.9',
'2.0.0-rc.10', '2.0.0-rc.11', '2.0.0-rc.12', '2.0.0-rc.13',
'2.0.0-rc.14', '2.0.0-rc.15', '2.0.0-rc.16', '2.0.0-rc.17',
'2.0.0-rc.18', '2.0.0-rc.19', '2.0.0-rc.20', '2.0.0-rc.21',
'2.0.0-rc.22', '2.0.0-rc.23', '2.0.0-rc.24', '2.0.0-rc.25',
'2.0.0-rc.26', '2.0.0-rc.27', '2.0.0-rc.28', '2.0.0-rc.29',
'2.0.0-rc.30', '2.0.0-rc.31', '2.0.0-rc.32', '2.0.0-rc.33',
'2.0.0-rc.34', '2.0.0-rc.35', '2.0.0-rc.36'
]

/src/extension
➜ npx extension@latest create browser-ipa
Need to install the following packages:
extension@2.0.0-rc.36
Ok to proceed? (y) y
/home/su/.npm/_npx/59982b092aad6098/node_modules/extension-create/dist/module.js:43
const external_chalk_namespaceObject = require("chalk");
^

Error [ERR_REQUIRE_ESM]: require() of ES Module /home/su/.npm/_npx/59982b092aad6098/node_modules/chalk/source/index.js from /home/su/.npm/_npx/59982b092aad6098/node_modules/extension-create/dist/module.js not supported.
Instead change the require of index.js in /home/su/.npm/_npx/59982b092aad6098/node_modules/extension-create/dist/module.js to a dynamic import() which is available in all CommonJS modules.
at Object. (/home/su/.npm/_npx/59982b092aad6098/node_modules/extension-create/dist/module.js:43:40) {
code: 'ERR_REQUIRE_ESM'
}

Node.js v20.13.1