y-prosemirror
Yjs bindings for ProseMirror editor for real-time collaboration.
Markdown, editors and content npm MIT
How y-prosemirror is used
y-prosemirror joined the catalog on its public numbers (1,287,879 downloads a week on npm and 467 GitHub stars), not on our project count: it is a dependency in 5 public GitHub projects of our scan, 3 of them set up for AI coding agents. The most used alternative in our scan is Tiptap (89 projects). Projects that use it most often also use Yjs (100.0%), Tiptap (80.0%), date-fns (80.0%).
y-prosemirror popularity over time
Gid Score 34: downloads 66, use in agent projects 7, GitHub stars 0, downloads trend 60 (each 0-100). How it is calculated.
Often used with y-prosemirror
| Yjs | 100.0% of y-prosemirror projects · 413.9× more than average |
|---|---|
| Tiptap | 80.0% of y-prosemirror projects · 55.8× more than average |
| date-fns | 80.0% of y-prosemirror projects · 7.7× more than average |
| clsx | 80.0% of y-prosemirror projects · 4.1× more than average |
| Hocuspocus Provider | 60.0% of y-prosemirror projects · 1241.6× more than average |
| Axios | 60.0% of y-prosemirror projects · 7.9× more than average |
| Marked | 60.0% of y-prosemirror projects · 23.6× more than average |
| Radix UI | 60.0% of y-prosemirror projects · 4.6× more than average |
How y-prosemirror is funded
Open Collective: Y-Collective
| Received, last 12 months | $40 Oct 2025 – Sep 2026 |
|---|---|
| Estimated annual budget | $60 Open Collective's estimate |
| Balance | $642 |
| Raised since the start | $136,460 · $135,817 paid out |
| Typical month median, last 12 months | $4 · $4 over 24 months |
| Last 12 months vs the 12 before | -74% |
| Contributors, last 12 months | 1 |
Top company backers all time, 14 companies in total
| Ably Realtime | $85,000 since Jun 2021 |
|---|---|
| Cargo | $12,000 since May 2021 |
| Saga | $12,000 since May 2021 |
| Complish | $9,000 since May 2021 |
| Gamma | $6,000 since Jul 2021 |
Oct 2021Sep 2026
Money by month, last five years. First money received in Apr 2021. The typical month is the median: one big one-off donation does not move it.
The same collective is named by 2 more tools in our catalog: Yjs, y-websocket.
USD after payment processor fees, as Open Collective reports it; fiscal host Open Source Collective. Source
GitHub Sponsors
| @dmonad | 39 current sponsors |
|---|
GitHub shows how many people and companies sponsor an account, not how much they pay. Sponsors of a person back all of their work, which here includes Yjs, y-websocket.
Ways to fund y-prosemirror
GitHub Sponsors Open Collective
As the maintainers list them in FUNDING.yml on GitHub. Checked Oct 20, 2026.
Install
| Package | npm install y-prosemirror |
|---|---|
| Main stacks | Next.js (3), TypeScript / JavaScript (2) |
| Example projects | cofacts/rumors-site, alkem-io/client-web, canvascoding/canvas-notebook |
Alternatives to y-prosemirror
Tools that do the same job, so a project picks one or the other. Add-ons and libraries used alongside y-prosemirror are not listed here; they are in "Often used with".
| Tool | Gid Score | Used in agent projects | Downloads / wk | GitHub stars | License |
|---|---|---|---|---|---|
| Tiptap npm Headless Vue/React rich text editor framework with customizable extensions. |
72 | 89 (1.8%) | 11.8M | 38.8K | MIT |
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