head to head · open source
cobalt vs Workadventure
cobalt has 43,316 GitHub stars, 3,798 forks, 269 open issues and last shipped 6 months ago. Workadventure has 5,782 stars, 962 forks, 902 open issues and last shipped yesterday. cobalt leads on adoption by 649% (43,316 vs 5,782 stars). cobalt is written in Svelte under AGPL-3.0; Workadventure is written in TypeScript under a licence not recorded in this registry. cobalt has attracted 9% as many forks as stars, Workadventure 17%. Workadventure was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (typescript), 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 | Workadventure | |
|---|---|---|
| GitHub stars | ★ 43K | ★ 5.8K |
| License | AGPL-3.0 | Custom / other |
| Written in | Svelte | TypeScript |
| Last push | 2026-04-06 | 2026-09-17 |
| Forks | ⑂ 3.8K | ⑂ 962 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick cobalt if
- You weight community size — 43K 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 Workadventure if
- You want the Workadventure feature set and don't need the biggest community
- Your stack matches TypeScript
- You evaluated both and Workadventure fits your workflow better
About cobalt
cobalt is a media downloader built around a single promise: paste a link, get the file, move on. It is a monorepo containing the source for an API, a web frontend, and related packages, written primarily in Svelte and TypeScript. The project lives in the modern web and JavaScript ecosystem, and its public surface is hosted at cobalt.tools, while the full codebase is published under the AGPL 3.0 license.
read the full cobalt overview →
About Workadventure
WorkAdventure is an open source, GDPR oriented virtual office platform that renders a collaborative workspace as a 16 bit RPG world with avatar based, proximity triggered video chat, aimed at remote and hybrid teams, recruiters, trainers and event organisers.
read the full Workadventure overview →
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Frequently asked questions
Is cobalt or Workadventure more popular?
cobalt has 43,316 GitHub stars and Workadventure has 5,782. cobalt has the larger community by that measure.
Are cobalt and Workadventure free?
Both are open source. cobalt is licensed under AGPL-3.0, and Workadventure has no licence declared in this registry. Both are free to self-host.
What is the difference between cobalt and Workadventure?
cobalt is written in Svelte and Workadventure 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 Workadventure?
Choose cobalt if you want the larger community (43,316 stars) or its AGPL-3.0 licence terms. Choose Workadventure if its feature set, stack or Custom / other licence fits better. Both are self-hostable.