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 Lightshot is ShareX. If that doesn't suit you, our users have ranked more than 100 alternatives to Lightshot and many of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Lightshot are Flameshot, Greenshot, Ksnip and Spectacle.
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.




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.




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




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.

Browser extension for full, region, and visible-area screenshots, local annotation, PDF and format export, customizable, free, open source, fully offline, no account or telemetry, zero ads, no third parties, using only needed permissions, privacy-focused.




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

Intuitive screenshots baked right into the browser. Capture, save and share screenshots as you browse the Web using Firefox.
Freeware tool for taking fast and simple screenshots of the entire screen, windows and regions.








Easy Screenshot is an easy to use screen capture tool. Simply press one of the context menu items to capture entire or a portion of your screen.



Great tool if you need loads of features and freedom to upload images to custom services.