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Flameshot vs ShareX: catalog facts
Flameshot	ShareX
Free Free and open source; no paid version.	Free Free and open source with no advertising. The Microsoft Store and Steam listings are the…
Windows, macOS, Linux, Command line	Windows, Browser extension
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	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
On Wayland it needs the right portal or compositor support, which varies by desktop No built-in video or GIF recording	Windows only The sheer number of options makes the settings window intimidating at first
Downloadable app	Downloadable app, Browser extension
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.