Gifsicle
Optimise an animated GIF or edit its frames from the command line.
What’s included for free?
The local command-line tool is free to create, edit and optimise GIFs, including commercial website output. Its GPLv2-only obligations concern copying, distributing or changing its code; output images do not need to use that licence. No hosted allowance applies.
Where it runs: Local install
Provider information ↗Checked 2026-10-17
Before you use it
GPL-2.0-only; alternative source-use terms also documented
Provider terms can change. Check current pricing and usage rights before starting a project.