Penpot

Penpot is an open-source web-based design and prototyping tool built to streamline collaboration between designers and developers. It supports creating UI designs, interactive prototypes, and scalable design systems, while providing developer-oriented inspection and code-oriented workflows.

Key Features

• UI design editor with reusable components and variants
• Interactive prototyping for flows and user journeys
• Design systems tooling, including native design tokens
• Inspect mode with SVG, CSS, and HTML information for implementation
• Real-time collaboration for teams, with solo workflows supported
• Plugin system to extend functionality and integrate with other tools
• Webhooks and API access via tokens for automation and integrations

Use Cases

• Product teams designing UI screens and maintaining shared component libraries
• Design-to-development handoff using inspectable SVG/CSS details
• Organizations hosting an internal design platform with controlled access and integrations

Limitations and Considerations

• Primarily focused on UI/UX design and prototyping; it is not a general-purpose vector illustration suite

Penpot is a strong choice for teams that want an open standards–friendly design tool and a more code-aware design workflow. Its collaboration features, inspect mode, and design-system primitives make it well suited for continuous product design and implementation.