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Spekter vs Meld: catalog facts
Spekter	Meld
Free Free and open source under the MIT license.	Free Free and open source under the GPL, part of the GNOME project.
Linux	Windows, Linux
Recursive folder and file comparison Side-by-side and unified diff views	Two-way and three-way comparison of files with live editing in place Three-way merge assistance with conflict handling and the base version shown
Linux desktop distribution is identified	No official macOS build; it is Windows and Linux GTK on Windows means it looks and behaves like a port
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: GPL-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked September 21, 2026

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