head to head · open source
cobalt vs xyne-spaces
cobalt has 45,874 GitHub stars, 4,060 forks, 269 open issues and last shipped 7 months ago. xyne-spaces has 826 stars, 575 forks, 514 open issues and last shipped yesterday. cobalt leads on adoption by 5,454% (45,874 vs 826 stars). cobalt is written in Svelte under AGPL-3.0; xyne-spaces is written in TypeScript under Apache-2.0. cobalt has attracted 9% as many forks as stars, xyne-spaces 70%. xyne-spaces was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (collaboration), 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
| cobalt | xyne-spaces | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 826 |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | Svelte | TypeScript |
| Last push | 2026-04-06 | 2026-11-07 |
| Forks | ⑂ 4.1K | ⑂ 575 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick cobalt if
- You weight community size — 46K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Svelte
- You value the larger contributor base for long-term maintenance
pick xyne-spaces if
- You want the xyne-spaces feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and xyne-spaces fits your workflow better
About cobalt
best way to save what you love cobalt.tools 💬 community discord server 🐦 twitter 🦋 bluesky cobalt is a media downloader that doesn't piss you off. it's friendly, efficient, and doesn't have ads, trackers, paywalls or other nonsense. paste the link, get the file, move on. that simple, just how it should be. cobalt monorepo this monorepo includes source code for api, frontend, and related packages: api tree & readme web tree & readme packages tree it also includes documentation in the docs tree: how to run a cobalt instance how to protect a cobalt instance cobalt api instance environment variables cobalt api…
read the full cobalt overview →
About xyne-spaces
Xyne Spaces The org OS — your organization's context layer, with collaborative apps built around it. Real time, permission aware and built for agents. At the center: your org's context. Connectors bring in what your organization already knows — Slack, Google Workspace, Microsoft 365 and more — normalised into a store built for records and retrieval, and served back to your people and your agents through permission aware org context APIs, so every caller gets exactly the slice they're allowed to see. Around that core sit the org apps — Call · Claw · Agentic Search · Automations · Customer Support Desk · Chat ·…
read the full xyne-spaces overview →
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Frequently asked questions
Is cobalt or xyne-spaces more popular?
cobalt has 45,874 GitHub stars and xyne-spaces has 826. cobalt has the larger community by that measure.
Are cobalt and xyne-spaces free?
Both are open source. cobalt is licensed under AGPL-3.0 and xyne-spaces under Apache-2.0. Neither carries a licence fee.
What is the difference between cobalt and xyne-spaces?
cobalt is written in Svelte and xyne-spaces 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, cobalt or xyne-spaces?
Choose cobalt if you want the larger community (45,874 stars) or its AGPL-3.0 licence terms. Choose xyne-spaces if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.