There are many alternatives to Shutter for Linux if you are looking for a replacement. The best open source Linux alternative is Flameshot. If that doesn't suit you, our users have ranked more than 50 alternatives to Shutter and 13 are open source and available for Linux so hopefully you can find a suitable replacement. Other interesting open source Linux alternatives to Shutter are Ksnip, Spectacle, HotShots and Xfce4-Screenshooter.
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.
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.
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.
This application allows you to capture the entire screen, the active window or a selected region. You can set the delay that elapses before the screenshot is taken and the action that will be done with the screenshot: save it to a PNG file, copy it to the clipboard, open it...
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.
MagicCap is an image/GIF capture suite for Mac and Linux featuring screenshot manipulation options such as blurring.
GNOME Screenshot is a utility used in the GNOME desktop environment for taking screenshots. It was part of the GNOME Utilities (gnome-utils) package, but was split into its own package for the 3.3.1 version in 2011.
maim (make image) takes screenshots of your desktop. It has options to take only a region, and relies on slop to query for regions. maim is supposed to be an improved scrot.
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It does screenshotting well, and has a smooth UI. I'd like to see some additional features like changing the colour of rectangles, a pixelating tool, and a slider for the blur amount though.