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XnView MP vs Oculante: catalog facts
XnView MP	Oculante
Freemium Free for private and educational use. A commercial licence is required for business use.	Free Free open-source software.
Windows, macOS, Linux	Windows, macOS, Linux
Reads more than five hundred formats including RAW, HEIC and JPEG XL Batch conversion, renaming and adjustment across whole folders	Fast viewer built in Rust Wide image format support
Closed source Commercial use requires a paid licence	Project is in maintenance mode Editing features are basic
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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