Compare software

jd vs Difftastic: catalog facts
jd	Difftastic
Free Free and open source under the MIT licence.	Free The open-source application is available without a license fee.
Windows, Command line	Windows, macOS, Linux
Structural diff of JSON values rather than plain text lines Can apply a diff as a patch	Syntax-aware comparisons across many languages
Command-line only, with no graphical interface No published GitHub releases	It can use substantial memory and does not produce applicable patches.
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 22, 2026

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