1

Mac-native design tool for UI/UX with a focus on simplicity and performance.

Paid from $10/editor/mo Mac users who prefer native app performance over browser-based tools
Mac Native Symbols Prototyping Plugins
2
Penpot Free Open Source

Open-source, browser-based design and prototyping platform. Self-hostable.

Free Teams that want a free, open-source Figma alternative
Open Source SVG Native Prototyping Components
3
Whimsical Free tier

Visual workspace for wireframes, flowcharts, mind maps, and sticky notes.

Free for 100 items · Free Teams wanting fast wireframing and flowcharts
Wireframes Flowcharts Mind Maps AI Suggestions
4
Excalidraw Free Open Source

Virtual whiteboard with a hand-drawn aesthetic for diagrams, sketches, and brainstorming.

Free Anyone wanting quick hand-drawn diagrams
Hand-Drawn Style Real-Time Collab Open Source Embeddable
5
Rive Free tier

Interactive animation tool for creating state-based animations that run in real-time.

Free for 3 files · Free Designers building interactive animations for apps and web
State Machine Runtime Interactive Web/Mobile
6
Photopea Free tier

Free online photo editor compatible with PSD, XCF, Sketch, and other formats.

Free with ads · Free Anyone needing Photoshop-like editing in the browser
PSD Support Browser-Based Layers RAW Support

Quick comparison: Affinity Designer vs Sketch

Feature Affinity Designer Sketch
Starting price $69.99 one-time $10/editor/mo

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