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.




Unisic is described as 'ShareX-style screenshot and screen-recording tool built natively for Linux Wayland, with first-class support for KDE Plasma/KWin and portable fallbacks via xdg-desktop-portal for GNOME, niri, and other compositors' and is an app. There are more than 10 alternatives to Unisic for a variety of platforms, including Windows, Mac, Linux, Snapcraft and PortableApps.com apps. The best Unisic alternative is ShareX, which is both free and Open Source. Other great apps like Unisic are Flameshot, Greenshot, SimpleScreenRecorder and ScreenToGif.
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.




SimpleScreenRecorder is a Linux screen recorder that supports X11 and OpenGL. It is easy to use, feature-rich, and has a Qt-based graphical user interface. It can record the entire screen or part of it, or record OpenGL applications directly.


This tool allows you to record a selected area of your screen, live feed from your webcam or live drawings from a sketchboard. Afterward, you can edit and save the animation as a gif, apng, video, psd or png image.




Snipping Tool is a screen capture utility that allows users to take screenshots of specific objects or full screens, annotate them, and save or share the captured images or videos.




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




Provides versatile screen capture options, built-in image annotation, color picking and palette, precision measurement tools like ruler and protractor, hotkey customization, clipboard and multi-format support, simple tray access, sharing, and portable operation.




A powerful, lightweight, yet full-featured screen capture tool that allows you to easily capture and annotate anything on the screen including windows, objects, menus, full screen, rectangular/freehand regions and even scrolling windows/web pages.


Captures selectable screen regions for Windows and Mac, offers instant uploading, quick editing, and sharing through short URLs, supports saving locally, annotating, clipboard copying, browser add-ons, upload history access, and operates without heavy system use.




VokoscreenNG is a user friendly screencaster for Linux and Windows. It is a continuation of the now discontinued Vokoscreen project that has been totally rewritten from scratch using Qt and GStreamer.




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.
