Design and diagrams

Sketch alternatives

1 open-source project that already does this job. Free to use - not free to run, which is what the numbers on the right are for.

The full assessment →

The projects

penpot/penpot58,205MPL-2.0Web-based open-source vector design and prototyping platform with collaboration and developer handoff features.Open on GitHub

What you give up either way

Native macOS performance, platform-specific features and offline-first Mac app
Polished enterprise features (SSO, SCIM, BYOK, private-cloud hosting)
Large plugin ecosystem and marketplace
Brand recognition, long-term trust and customer base
Mobile iOS/iPad companion apps and mirroring

An open-source project doing the core job proves a replacement is possible. It does not prove it matches Sketch, and it does not prove anyone has run it for a month. How we decide.