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LiveCodes vs CodePen: catalog facts
LiveCodes	CodePen
Free Free and open source under the MIT licence, with no usage limits.	Freemium Free to use, with paid plans for additional features.
Web, Self-hosted	Web
Runs entirely client-side with no server or database needed Over 90 languages and frameworks	Live preview of HTML, CSS and JavaScript as you type Nothing to install
Sharing short URLs and broadcast rely on external services GitHub integration features need a GitHub account	Needs an internet connection Suited to small demos rather than full projects
Web application, Self-hosted	Web application
Open source	Closed source
License: MIT	License not stated
No account needed	Not stated if an account is needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 24, 2026

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