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Xonsh vs tcsh: catalog facts
Xonsh	tcsh
Free Free to use, with optional sponsorship through GitHub Sponsors.	Free Free and open source.
Windows, macOS, Linux, Android, Command line	macOS, Linux, Command line
Python code and shell commands mix in one language Access to the full Python library ecosystem from the prompt	Compatible with the C shell Command-line editing and completion
Syntax differs from POSIX shells, so existing Bash scripts need changes Most useful to people who already know Python	csh-style syntax differs from bash and other POSIX shells Smaller plugin and configuration ecosystem than zsh
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: BSD-3-Clause
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 October 2, 2026

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