Compare software

Milkman vs Kreya: catalog facts
Milkman	Kreya
Free Free and open source.	Freemium A free tier is available. Advanced features require a paid licence.
Windows, macOS, Linux	Windows, macOS, Linux
Plugins for REST, GraphQL, gRPC, Socket.IO and databases Git-based sync of collections	One of the few desktop clients with proper gRPC and server reflection support Projects are Git-friendly local files rather than cloud documents
Smaller community than mainstream API clients Documentation lives mainly in the repository	Some features require a paid licence Smaller community than the mainstream API clients
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License not stated
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 September 24, 2026	Official website Full listing and sources Checked September 22, 2026

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