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Eternal Terminal vs OpenSSH: catalog facts
Eternal Terminal	OpenSSH
Free Free and open source.	Free Free and open source under a BSD-style licence.
Command line	macOS, Linux, Self-hosted, Command line
Sessions survive network outages and IP changes Supports native scrolling and tmux control mode	Complete client, server and key management suite Port forwarding and tunnelling built in
Must be installed on both the client and the server Release notes on the site are old, so check the repository for current versions	Command-line only with no graphical interface Configuration options take time to learn
Downloadable app	Downloadable app, Self-hosted
Open source	Open source
License not stated	License: BSD-style
No account 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 September 23, 2026

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