head to head · open source
primitives vs Plasmic
primitives has 19,340 GitHub stars, 1,250 forks, 356 open issues and last shipped 2 months ago. Plasmic has 7,048 stars, 726 forks, 44 open issues and last shipped yesterday. primitives leads on adoption by 174% (19,340 vs 7,048 stars). primitives is written in TypeScript under MIT; Plasmic is written in TypeScript under MIT. primitives has attracted 6% as many forks as stars, Plasmic 10%. Plasmic was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (design-systems), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| primitives | Plasmic | |
|---|---|---|
| GitHub stars | ★ 19K | ★ 7.0K |
| License | MIT | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-08-08 | 2026-09-27 |
| Forks | ⑂ 1.3K | ⑂ 726 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick primitives if
- You weight community size — 19K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Plasmic if
- You want the Plasmic feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and Plasmic fits your workflow better
About primitives
Radix Primitives is an MIT licensed, TypeScript UI component library for React, maintained by WorkOS, that gives teams building design systems and web apps low level components focused on accessibility, customization and developer experience.
read the full primitives overview →
About Plasmic
Plasmic is an open source, MIT licensed visual builder for React that integrates with an existing codebase, aimed at developers and at the marketing, design, and technical users who build alongside them.
read the full Plasmic overview →
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Frequently asked questions
Is primitives or Plasmic more popular?
primitives has 19,340 GitHub stars and Plasmic has 7,048. primitives has the larger community by that measure.
Are primitives and Plasmic free?
Both are open source. primitives is licensed under MIT and Plasmic under MIT. Neither carries a licence fee.
What is the difference between primitives and Plasmic?
primitives is written in TypeScript and Plasmic in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, primitives or Plasmic?
Choose primitives if you want the larger community (19,340 stars) or its MIT licence terms. Choose Plasmic if its feature set, stack or MIT licence fits better. Both are self-hostable.