Flameshot Alternatives for Linux
There are many alternatives to Flameshot for Linux if you are looking to replace it. The most popular Linux alternative is 
Ksnip, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to Flameshot and nine of them are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to Flameshot are 
Spectacle (Free, Open Source), 
Gyazo (Freemium), 
Xfce4 Screenshooter (Free, Open Source) and 
ScreenCloud (Free, Open Source).
- Ksnip is a Qt based cross-platform screenshot tool that provides many annotation features for your screenshots.
- Free • Open Source
- Mac
- Windows
- Linux
- Qt
- KDE new screenshot program, replaced ksnapshot in current releases.
- Gyazo lets you instantly grab the screen and upload the image to the web. You can easily share on Chat, Social, Email, or anywhere!
- Freemium
- Mac
- Windows
- Linux
- Google Chrome
- Firefox
- This application allows you to capture the entire screen, the active window or a selected region.
- 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.
- Screenshot taking and sharing software and service.
- Freemium
- Mac
- Windows
- Linux
- Google Chrome
- Yandex.Browser
- Opera
- In December 2015, KSnapshot has been replaced by Spectacle.
Discontinued
Spectacle replaced KSnapshot with the release of KDE Applications 15.12 in December 2015. (see https://en.wikipedia.org/wiki/KSnapshot)
- Free • Open Source
- Linux
- * Take a screenshot
* Edit it with various tools (like draw with pen, add shapes, select area, cut, copy, paste, add text, etc.Discontinued
Official Google code page seems abandoned. Last update from Oct 12, 2013.
- Free • Open Source
- Mac
- Windows
- Linux
- picd is a screenshot tool, integrated with picd.in.