Capture the whole page or any portion, annotate it with rectangles, circles, arrows, lines and text, one-click upload to share.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Mac
- Windows
- Google Chrome
- Safari
- Firefox




SlimSnap is described as 'Mac app that turns a screenshot into structured JSON instead of an image. It captures the screen, runs OCR locally, and outputs the text, elements, colors, and bounding boxes, so terminal AI coding agents (Claude Code, Aider, Codex CLI) can act on the exact element' and is a screenshot capture tool in the photos & graphics category. There are more than 50 alternatives to SlimSnap for a variety of platforms, including Mac, Windows, Web-based, Google Chrome and Mozilla Firefox apps. The best SlimSnap alternative is ShareX, which is both free and Open Source. Other great apps like SlimSnap are Greenshot, OpenScreen, Recordly and ScreenArc.
Capture the whole page or any portion, annotate it with rectangles, circles, arrows, lines and text, one-click upload to share.




Capso is a free and open-source screenshot and screen recording app built natively for macOS in Swift. It offers annotation tools, scroll capture, GIF recording, OCR text recognition, and a smart OCR-powered highlighter. No Electron, no subscriptions, no watermarks.




FramedShot is a free Chrome screenshot extension for creating polished, privacy-friendly screenshots. Capture, frame, annotate, redact, and export screenshots directly in your browser without an account, uploads, or watermarks.


