Open-source screen capture and file sharing tool with recording, editing, and annotation features. Supports 4K, dark mode, theming, offline use, and offers a lightweight, ad-free experience without tracking user data.




The best open source alternative to Snagit is ShareX. If that doesn't suit you, our users have ranked more than 100 alternatives to Snagit and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Snagit are Greenshot, Flameshot, Shutter and OSS Document Scanner.
Open-source screen capture and file sharing tool with recording, editing, and annotation features. Supports 4K, dark mode, theming, offline use, and offers a lightweight, ad-free experience without tracking user data.




Lightweight screenshot tool offering OCR, exports to Office apps and online storage, integration with external commands, supporting 32 languages and minimal space requirement.




Flameshot is a free, open-source screenshot tool that is cross-platform compatible, offering customization, editing features, CLI scripting, and direct Imgur uploads for seamless sharing. It provides an intuitive user experience through features like area selection, annotations, and saving options.




Shutter is a feature-rich screenshot program for Linux based operating systems. It is free, open-source, and licensed under GPL v3.




The OSS Document Scanner is a free and Open Source app to transform your mobile device into a powerful document scanner.




Ksnip is a Qt based cross-platform screenshot tool that provides many annotation features for your screenshots.




Spectacle is a simple application for capturing desktop screenshots. It can capture images of the entire desktop, a single monitor, the currently active window, the window currently under the mouse, or a rectangular region of the screen.




Feature-packed native macOS screenshot tool — annotate, auto-redact PII, record GIFs, OCR + translate, scroll capture, beautify, and more. No Electron, no subscription.

Capture2Text enables users to quickly OCR a portion of the screen using a keyboard shortcut.




The definitive screen capture utility for macOS, designed with simplicity and efficiency in mind.

Just tested it out and it works great.