Full Page Screenshot & Annotate - OpenScreenShot

Full page, region & visible screenshots with an annotation editor. Export PNG, JPEG, WebP, PDF. 100% private, offline, no uploads.

Capture a full page screenshot of any website in one click. OpenScreenShot is a free, open-source screenshot extension for Chrome that captures the entire scrolling page, a selected region, or the visible area, then opens the capture in a built-in annotation editor. Export as PNG, JPEG, WebP, or multi-page PDF. Everything runs on your device: no account, no uploads, no telemetry. CAPTURE • Full page screen capture — scrolls and stitches the whole page automatically, even very long pages • Selected region — drag to select, fine-tune with arrow keys, repeat your last region • Visible area — grab what is on screen right now • Delayed capture (3s / 5s / 10s) for menus and hover states • Right-click context menu and keyboard shortcuts for every mode ANNOTATE • Arrows, shapes, lines, text, and highlighter • Step number badges that stay in order • Blur or redact sensitive information before you share • Spotlight to dim everything except the part that matters • Crop, resize, zoom to cursor, full undo/redo history EXPORT • PNG, JPEG, or WebP with quality control • Multi-page PDF: A4 or Letter, fit-to-page or split with margins • Copy to clipboard from anywhere in the editor • Filename templates and saved defaults PRIVATE BY DESIGN Your screenshots never leave your device. Capture, editing, and export all run locally, and the extension works fully offline. No sign-up, no tracking, no third-party services, and only the minimum permissions a screenshot needs. OPEN SOURCE OpenScreenShot is MIT-licensed. Read the code, file issues, or contribute at github.com/pghqdev/OpenScreenShot. WHO IT IS FOR Developers filing bug reports, QA testers, designers collecting references, writers building tutorials and documentation, support teams, and anyone who needs a scrolling screenshot of an entire webpage.