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ShareX vs Flameshot: catalog facts
ShareX	Flameshot
Free Free and open source with no advertising. The Microsoft Store and Steam listings are the…	Free Free and open source; no paid version.
Windows, Browser extension	Windows, macOS, Linux, Command line
Screen capture, screen recording, GIF recording and an annotation editor in one application Automated workflows: capture, edit, save, copy and upload chained to a single hotkey	In-place editing: arrows, highlight, blur or pixelate, text, shapes and counters on the selection itself Customisable interface colour, button selection, shortcuts and save behaviour
Windows only The sheer number of options makes the settings window intimidating at first	On Wayland it needs the right portal or compositor support, which varies by desktop No built-in video or GIF recording
Downloadable app, Browser extension	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 20, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.