ProseMirror
ProseMirror: A modular, open-source foundation for developers building structured web editors. Ranked #5 of 37 in Rich Text Editor Software by our editors (8.1/10); pricing: Free plan; best for developers needing a structured editor foundation.
At a glance
- Editor score8.1 / 10
- PricingFree plan
- Best forDevelopers needing a structured editor foundation
- Free planYes
- Paid fromFree
- DeploymentSelf_hosted
- Facts checked21 Sep 2026
Where it wins
- Custom schemas support tailored semantic document structures
- Transactions, transformations, tables, and collaboration are included
- DOM serialization and Markdown integration support content workflows
Where it doesn't
- Requires developers to assemble and configure separate modules
- Self-hosted deployment puts implementation responsibility on your team
- No built-in AI features or standalone hosted writing application
Our verdict on ProseMirror
ProseMirror is an open-source toolkit for developers building rich-text editors in web applications. Its browser editor view is based on contentEditable, while its structured document model and configurable schemas let teams define which document structures are permitted. The project is aimed at tailored semantic content editors rather than end users looking for a standalone hosted writing application. It supports web deployment with JavaScript and TypeScript, and provides table editing, real-time collaboration support, and URL-based image nodes.
Pricing is straightforward: ProseMirror is open source with a free plan, and the published offering does not present paid tiers to compare. Deployment is self-hosted, so teams can incorporate the library into their own web applications rather than adopting a hosted editor service. The modular approach also means the product's value comes from the foundation and the control it provides, not from a packaged workspace with a predefined feature set. That makes it a practical fit for teams that want to shape document behavior around their own content model.
The standout capability is structural control. Custom schemas, transactions, document transformations, DOM parsing and serialization, clipboard handling, drag-and-drop, table commands, and Markdown integration give developers several building blocks for a specialized editor. The trade-off is implementation effort: separate modules must be assembled and configured, and the product is narrower than a turnkey editor application. Developers needing a customized, structured web editor should consider ProseMirror; teams seeking a ready-to-use hosted writing tool or built-in AI features should choose an alternative. The GitHub meta repository was archived in April 2026, while the software remains documented as an installable modular library.
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ProseMirror pricing
ProseMirror fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Deployment | Self_hosted |
| Framework support | JavaScript, TypeScript |
| Structured content | Yes |
| Real-time collaboration | Yes |
| Table editing | Yes |
| Media handling | Images via URL-based image nodes; HTML and plain-text paste; drag-and-drop content |
| Deployment | Self-hosted |
| Platforms | Web |
| Support | Community, Docs |
| Built for | Small business, Mid-market, Enterprise (editorial estimate) |
| Pricing | Free plan |
| Website | prosemirror.net |
| Facts checked | 21 Sep 2026 |
Alternatives to ProseMirror
- CKEditor 5A structured editor framework with collaboration, media, export, and flexible deployment.9.3
- TinyMCEA flexible editor with broad framework support, structured HTML, and multiple deployment options.8.8
- TiptapA flexible editor foundation for teams building structured, collaborative web applications.8.7
See all ProseMirror alternatives →
ProseMirror vs the competition
- ProseMirror vs CKEditor 5
- ProseMirror vs TinyMCE
- ProseMirror vs Tiptap
- ProseMirror vs Plate
- ProseMirror vs Milkdown
- ProseMirror vs Lexical
Compare ProseMirror with any tool side by side →
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Featured on iTechGuides
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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