Balsamiq is a wireframing and mockup tool that enables rapid, collaborative sketching and sharing of user interface mockups.
Starting from $9/month
Best Google Workspace Add-ons Alternatives ranked by AI · updated Sep 2026
Google Workspace Add-ons is Google's development platform for building integrations across Gmail, Calendar, Drive, and other Workspace applications. It is aimed at developers who need to implement and test add-on behavior rather than only design its interface.
Developer: Google
Price: Free; Google Cloud usage may apply
🎯 developers.google.com/workspace/add-ons
Top 6 Google Workspace Add-ons alternatives
Sketch is a powerful design tool for digital designers, with features like vector editing, prototyping, and collaboration.
Starting from $99/year
Figma is a web-based design tool that allows for real-time collaboration on projects. It is commonly used for UI/UX design, prototyping, and...
Starting at $12 per editor/month
Gmail Add-on Design Kit is a Google design resource for planning interfaces and user flows for Gmail add-ons. It is intended for...
Pros
- Matches Gmail add-on layout and interaction constraints better than general-purpose design tools
- Provides Google-aligned patterns for contextual add-on experiences
- Useful for aligning designers and developers before implementation
Cons
- More limited than a full prototyping application such as Figma
- Focused on Gmail add-ons rather than broader Workspace or web interfaces
- May require manual maintenance as Gmail and Workspace UI patterns evolve
Material Design is a design language developed by Google. It combines principles of good design with innovation and technology.
Penpot is an open-source, browser-based design and prototyping platform for product teams, agencies, educators, and organizations wanting collaborative vector design. It stands...
Pros
- Open-source and self-hostable, unlike Canva's proprietary hosted platform
- Strong vector, responsive-layout, and prototyping controls
- Good real-time collaboration with no dependence on Adobe licensing
Cons
- Far fewer templates, stock assets, and ready-made marketing layouts than Canva
- Steeper learning curve for non-designers creating quick social content
- Less suitable for video, print ordering, and broad content production
Free, cloud plans from $7/user/mo
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