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Extraterm vs Hyper: catalog facts
Extraterm	Hyper
Free Free and open source under the MIT license.	Free Free and open source under the MIT licence.
Windows, macOS, Linux	Windows, macOS, Linux
Frames each command's output with shell integration Built-in SSH client and images in the terminal	Themes are CSS and plugins are npm packages, so customisation is familiar territory The same appearance and configuration across Windows, macOS and Linux
Output framing needs shell integration for bash, zsh or fish Still at a pre-1.0 version	Electron, so startup time and memory use are well above a native terminal Rendering performance on heavy output is noticeably worse than native terminals
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 21, 2026

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