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ytt vs gomplate: catalog facts
ytt	gomplate
Free Free and open source under the Apache 2.0 licence.	Free Free and open source under the MIT licence.
Windows, Command line	Windows, macOS, Linux, Command line
Structure-aware templating avoids text escaping issues Overlays patch third-party YAML without forking it	Supports many data sources as template input Hundreds of built-in template functions
Its own templating language takes time to learn Focused on YAML only	Requires learning Go template syntax
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: MIT
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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