Gmail Add-on Design Kit is a Google design resource for planning interfaces and user flows for Gmail add-ons. It is intended for product designers and developers building contextual integrations inside Gmail, with guidance aligned to Gmail's add-on surface and interaction patterns.
💡 Pick it for collaborative, high-fidelity prototypes that extend beyond Gmail's add-on surface.
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
💡 Pick it when you need to build and deploy the Gmail add-on, not just design its screens.
Google Workspace Add-ons is Google's development platform for building integrations across Gmail, Calendar, Drive, and other Workspace applications. It is aimed at...
Free; Google Cloud usage may apply
💡 Pick it for a broader Google-aligned design system with stronger component and accessibility guidance.
Material Design is a design language developed by Google. It combines principles of good design with innovation and technology.
💡 Pick it if your team is Mac-based and needs a full interface design workflow around Gmail add-ons.
Sketch is a powerful design tool for digital designers, with features like vector editing, prototyping, and collaboration.
Starting from $99/year
💡 Pick it for a free, open-source collaborative design tool instead of a Google-specific resource.
Penpot is an open-source, browser-based design and prototyping platform for product teams, agencies, educators, and organizations wanting collaborative vector design. It stands...
Free, cloud plans from $7/user/mo
💡 Pick it for quickly validating Gmail add-on workflows before creating production-level mockups.
Balsamiq is a wireframing and mockup tool that enables rapid, collaborative sketching and sharing of user interface mockups.
Starting from $9/month
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