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Porla vs Rain: catalog facts
Porla	Rain
Free Free and open source.	Free Free and open source.
Linux, Web, Self-hosted	macOS, Linux, Command line
Low memory use with very large torrent counts Lua scripting for automation	Designed to handle many torrents in one process Runs as a daemon on headless servers
Small project with a small community Aimed at servers, not desktop use	No graphical interface Aimed at server use rather than casual desktop downloading
Self-hosted	Downloadable app
Open source	Open source
License not stated	License: MIT
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 23, 2026	Official website Full listing and sources Checked October 2, 2026

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