EOL Check — endoflife.ai

Inline end-of-life warnings for your runtime version files.

See EOL warnings directly in your editor as you work — no terminal, no CI, no waiting. Powered by endoflife.ai.

What it does

Opens a red underline (error) or yellow underline (warning) on any version pin that is EOL or approaching EOL. Hover to see the EOL date, days past EOL, and a link to the full risk score card on endoflife.ai.

Supported files

File	Runtime
`.nvmrc` / `.node-version`	Node.js
`.python-version`	Python
`.ruby-version`	Ruby
`.tool-versions` (asdf)	Node.js, Python, Ruby, Go
`package.json` engines	Node.js
`go.mod`	Go
`Dockerfile` FROM	Node.js, Python, PHP, Ruby
`composer.json`	PHP

Settings

Setting	Default	Description
`endoflife-ai.enabled`	`true`	Enable/disable the extension
`endoflife-ai.warningDays`	`90`	Days before EOL to show a warning
`endoflife-ai.apiKey`	—	endoflife.ai Pro API key (optional)

Commands

EOL Check: Scan workspace now — manually re-scan all open files
EOL Check: Open score card on endoflife.ai — open the risk score card for detected runtimes

Data

EOL dates sourced from endoflife.ai — free lifecycle intelligence for 455+ products, updated daily. Results are cached for 1 hour to minimise API calls.

API & rate limits

Free tier: 100 requests/day. For teams or large workspaces, add a Pro API key in settings.

Get a Pro API key →

License

MIT — endoflife.ai