OpenScreenShot

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Score7.5

Rank#12 of 76

PriceFree

Free planYes

Runs onBrowser extension

Summary

OpenScreenShot is ranked #12 of 76 in screenshot annotation software on Samsung Mobile US Press. It runs on Browser extension. There is a free plan.

OpenScreenShot plans and pricing

All plans

Free Free no account · no watermark · no cloud openscreenshot.app · 28 Sept 2026

Compared on screenshot annotation software

Free plan: Yesopenscreenshot.app
Redaction tools: Yesopenscreenshot.app
Measurement tools: Noopenscreenshot.app
Team collaboration: Noopenscreenshot.app
Browser extension: Yesopenscreenshot.app
Export formats: PNG, JPEG, WebP, PDFopenscreenshot.app

Facts

Free and Open Source: The tool is free, open source, and MIT licensed.openscreenshot.app · 28 Sept 2026
No Account Required: Users can capture screenshots without creating an account.openscreenshot.app · 28 Sept 2026
Works Offline: Capture, editing, export, PDF, and recording work locally, including with Wi-Fi off.openscreenshot.app · 28 Sept 2026
Supported Browsers: Screenshots work on Firefox, Chrome, Edge, Brave, Arc, and other Chromium browsers.openscreenshot.app · 28 Sept 2026
Recording Platform: Recording is available only in Chrome.openscreenshot.app · 28 Sept 2026
Capture Modes: Users can capture a full page, visible area, or a selected region.openscreenshot.app · 28 Sept 2026
Annotation Tools: The editor supports arrows, boxes, text, and blur.openscreenshot.app · 28 Sept 2026
Screen Recording: Recording includes auto zoom, timeline trimming, and WebM export.openscreenshot.app · 28 Sept 2026
Privacy Model: No account, upload, telemetry, watermark, or install-time host permissions are used.openscreenshot.app · 28 Sept 2026
Local Processing: All capture, annotation, and export processing runs locally in the browser.openscreenshot.app · 28 Sept 2026
Network Behavior: The extension makes no network request and uses no third-party services.openscreenshot.app · 28 Sept 2026
Permission Scope: The extension requests activeTab only for the tab and capture being used.openscreenshot.app · 28 Sept 2026
Recording Storage: Recordings are stored on the device in IndexedDB until exported or deleted.openscreenshot.app · 28 Sept 2026
CLI Tool: The optional npm CLI captures screenshots from a terminal and can run as an MCP server.openscreenshot.app · 28 Sept 2026
MCP Integration: The MCP server provides a capture_screenshot tool for AI agent clients.openscreenshot.app · 28 Sept 2026
PDF Export: PDF export uses a built-in writer and the browser's CompressionStream without network requests.openscreenshot.app · 28 Sept 2026
Chrome Capture Limit: Chrome limits captureVisibleTab to about two calls per second.openscreenshot.app · 28 Sept 2026
Company Identity: OpenScreenShot is associated with @PGHQdev and OpenTechCheck.openscreenshot.app · 28 Sept 2026
Support Resources: The site provides Support & FAQ, documentation, a roadmap, and comparison pages.openscreenshot.app · 28 Sept 2026
Core function: OpenScreenShot captures full webpages, visible areas, or selected regions from a browser.openscreenshot.app · 28 Sept 2026
Annotation: Its editor supports arrows, rectangles, text, blur, mosaic, opaque redaction, spotlight, crop, pen, highlighter, and numbered step badges.openscreenshot.app · 28 Sept 2026
Browser support: Screenshots work on desktop Firefox, Chrome, Edge, Brave, Arc, and other Chromium browsers, while recording is Chrome-only.openscreenshot.app · 28 Sept 2026
CLI: The separate openscreenshot CLI captures webpages from a locally installed Chrome-compatible browser and can write PNG output to a file or stdout.openscreenshot.app · 28 Sept 2026
DevOps and CI/CD: The maker positions the CLI for incident reports, runbooks, postmortems, documentation, release notes, and visual diffs in CI/CD pipelines.openscreenshot.app · 28 Sept 2026
Privacy: The extension has no servers, accounts, analytics, telemetry, or third-party data-processing services, and processing runs locally in the browser.openscreenshot.app · 28 Sept 2026
Permissions: The extension has no standing host permissions at install; tab-capture and optional all-sites permissions are requested only when recording requires them.openscreenshot.app · 28 Sept 2026
License: OpenScreenShot is open source under the MIT license.openscreenshot.app · 28 Sept 2026
Support: Bug reports, feature requests, and help requests are handled through GitHub issues, with Chrome Web Store reviews also accepted.openscreenshot.app · 28 Sept 2026
Capture limitation: Region selection is viewport-only, so a region cannot extend below the fold during selection.openscreenshot.app · 28 Sept 2026
Dynamic-page limitation: The capture engine measures page height once, so pages that grow during scrolling or load images late may be incomplete or blank.openscreenshot.app · 28 Sept 2026
Settings limitation: Theme, export format, and filename settings are stored locally and do not sync across devices or profiles.openscreenshot.app · 28 Sept 2026