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White RabbitCurtail
Free

Downloaded directly from the developer's site; no price is shown on the product page.

 Free

Free and open source under the GPL-3.0-or-later.

macOS Linux
  • Bulk SVG optimization
  • Wraps SVGs in HTML
  • Handles PNG, JPEG, WebP and SVG
  • Uses proven tools like oxipng and pngquant
  • macOS only
  • Narrow feature set focused on SVG
  • Linux only
  • Compression only, no other editing
Downloadable app Downloadable app
Closed source Open source
License not stated License: GPL-3.0-or-later
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked October 2, 2026

Checked October 1, 2026

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