Compare software

Kleki vs JS Paint: catalog facts
Kleki	JS Paint
Free Free to use in the browser.	Free Free and open source under the MIT License, with optional donations.
Web	Linux, Web
Runs in the browser with nothing to install Opens straight into a drawing canvas	Faithful MS Paint interface in any browser Extra features beyond the original, including vertical text
Browser only Fewer features than a desktop painting program	Deliberately simple compared with full photo editors No layers or advanced retouching tools
Web application	Downloadable app, Web application
Closed source	Open source
License not stated	License: MIT
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

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