uptime

A uptime monitor for esm.sh CDN.

Updating the integrity list

To update the integrity list, edit integrity.json file and submit a pull request.

{
  "list": [
    {
      "url": "https://esm.sh/react@19.0.0",
      "integrity": "sha256-...",
      "target": "esnext", // optional
      "userAgent": "Mozilla/5.0 ..." // optional
    }
  ]
}

Important

The url field requires an exact package version. For example, https://esm.sh/react@^19.0.0 is not allowed.

How to get the integrity of an esm.sh module

You can get the integrity of an esm.sh module by running the following command:

curl https://esm.sh/react@19.0.0 | shasum -a 256