Show HN:Hover – 在任何網頁上實現 IDE 式的懸停文件說明
Hover 是一款新推出的瀏覽器擴充功能,能為任何網頁帶來類似 IDE 的懸停文件說明,適用於文件站點和 AI 聊天應用程式。使用者只需將滑鼠懸停在程式碼上,即可獲得即時解釋。
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Sampsoon/hover
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Hover
Hover over code on any webpage to see documentation. Like your IDE, but everywhere.
Works on documentation sites and AI chat apps like ChatGPT and Claude.


Setup
Note: This extension is coming to the chrome web store soon and will be linked here when available.
1. Build the extension
2. Load in Chrome
Navigate to chrome://extensions → Enable Developer Mode → Load Unpacked → Select the dist_chrome folder
3. Configure API
Click the extension icon, go to Settings, and add your OpenRouter API key or configure a custom OpenAI client compatible endpoint.


4. Configure websites
Set which websites the extension runs on using URL patterns (e.g. ://.github.com/*).

Development
Optional: Create .env to bundle an API key into dev builds:
Testing
See scripts/README.md for evaluation tools.
Known Issues & Future Improvements
See TASKS.md for a list of known issues and planned improvements.
Privacy
See PRIVACY.md for details on data handling.
License
MIT
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