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3 open source alternatives to Sketch

Mac-first interface design tool. Here are the open source projects real teams use instead — ranked by fit, with honest pros and cons for each.

What people don't love about Sketch

  • Mac-only desktop app.
  • Collaboration lags behind Figma.
  • Subscription shift disappointed long-time buyers.

Current Sketch pricing (for reference): Standard from $10/editor/month.

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Quick comparison

Alternative Best for License Self-host Hosted cloud?
Penpot
Open source Figma alternative for design-dev collaboration. 		The open source interface design tool — SVG-native. MPL-2.0 ★★★☆☆ Yes
Inkscape
Open source vector design — SVG-first. 		Vector design with precision and a huge community. GPL-3.0 ★☆☆☆☆ Self-host only
GIMP
Long-running open source raster image editor. 		Photo-heavy or raster-based design tasks. GPL-3.0 ★☆☆☆☆ Self-host only

1. Penpot — The open source interface design tool — SVG-native.

Open source Figma alternative for design-dev collaboration.

Strengths

  • Strong Figma-like UX with design tokens.
  • SVG-native — developer-friendly exports.
  • Self-hostable for confidential work.

Weaknesses

  • Plugin ecosystem is newer.
  • Performance on very large files lags Figma.
  • Collaboration UX still maturing.
License: MPL-2.0 Self-host difficulty: 3/5 Hosted cloud option

Penpot homepage · Source on GitHub · Sketch vs Penpot →

2. Inkscape — Vector design with precision and a huge community.

Open source vector design — SVG-first.

Strengths

  • Native SVG handling — perfect for developers.
  • Strong path editing and typography.
  • Huge hobbyist and professional community.

Weaknesses

  • Not as polished as Adobe Illustrator.
  • Large files can slow the UI.
  • Limited macro/script discoverability.
License: GPL-3.0 Self-host difficulty: 1/5 Desktop: Windows, macOS, Linux

Inkscape homepage · Source on GitHub · Sketch vs Inkscape →

3. GIMP — Photo-heavy or raster-based design tasks.

Long-running open source raster image editor.

Strengths

  • Full feature set for photo retouching and painting.
  • Huge plugin ecosystem.
  • Totally free — no subscription.

Weaknesses

  • UI is dated and takes time to learn.
  • Non-destructive editing (layers/effects) is limited vs Photoshop.
  • Performance on very large files can lag.
License: GPL-3.0 Self-host difficulty: 1/5 Desktop: Windows, macOS, Linux

GIMP homepage · Source on GitHub · Sketch vs GIMP →

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