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EwwRainmeter
Free

Free and open source. Hosting, hardware and any external services are separate.

 Free

Free and fully open source under the GNU GPL version 2.

Linux Windows
  • Builds panels and other desktop elements
  • Can display information from scripts
  • Skins cover everything from hardware meters to audio visualisers and full desktop redesigns
  • Skins are readable text files you can inspect and modify
  • Requires writing widget configuration and maintaining the scripts it uses.
  • Windows only
  • Skins you install can fetch data from the network; read them first
Downloadable app Downloadable app
Open source Open source
License: MIT License: GPL-2.0
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 22, 2026

Checked September 21, 2026

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