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Himalaya vs Alpine: catalog facts
Himalaya	Alpine
Free The open-source software is available without a license fee. Hosting, hardware and…	Free Free to download and use.
Windows, macOS, Linux, Command line	Windows, Linux, Command line
Supports several mail protocols and local mailbox formats.	Lightweight keyboard-driven terminal interface Complete documentation built into the program
Mail authentication and account configuration are required.	Text-only interface with no rich HTML rendering Releases are infrequent
Downloadable app	Downloadable app
Open source	Open source
License: MIT OR Apache-2.0	License: Apache-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

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