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.

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.




Hotshots is a screenshot tool with some editing features. It is particularly suitable for writing documentation (as used in the following chapters) but you can use it to highlight some details on a map image or what ever you want.



ScreenCloud is an easy to use screenshot sharing application. Take a screenshot using one of the 3 hotkeys or simply click the ScreenCloud tray icon. You can choose where you want to save your screenshot.


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