head to head · open source
cap vs probo
cap has 24,315 GitHub stars, 2,240 forks, 339 open issues and last shipped yesterday. probo has 1,494 stars, 244 forks, 93 open issues and last shipped yesterday. cap leads on adoption by 1,528% (24,315 vs 1,494 stars). cap is written in Rust under a custom or non-standard licence; probo is written in Go under MIT. cap has attracted 9% as many forks as stars, probo 16%. cap was the more recently maintained of the two, and both are self-hostable with no licence fee.
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
| cap | probo | |
|---|---|---|
| GitHub stars | ★ 24K | ★ 1.5K |
| License | Custom / other | MIT |
| Written in | Rust | Go |
| Last push | 2026-11-03 | 2026-11-03 |
| Forks | ⑂ 2.2K | ⑂ 244 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick cap if
- You weight community size — 24K stars and counting
- You want the Custom / other license terms
- Your stack matches Rust
- You value the larger contributor base for long-term maintenance
pick probo if
- You want the probo feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and probo fits your workflow better
About cap
Cap Beautiful, shareable screen recordings. Open source, fast, and built for teams that want to own their data. Website Download Docs Pricing Discord Cap is the open source alternative to Loom. It gives you fast screen recording, polished local editing, instant share links, comments, transcripts, analytics, team workspaces, custom domains, custom S3 storage, and full self hosting when you need complete control. Use Cap for product demos, bug reports, onboarding, tutorials, design reviews, engineering walkthroughs, async standups, client updates, and any moment where showing the work is faster than scheduling…
About probo
Probo Open source GRC platform for engineers. Probo is a self hostable governance, risk, and compliance (GRC) platform built for engineering and security teams. It covers the full GRC lifecycle: risk identification, control tracking, vendor risk, data privacy, access reviews, audit programs, and document approval workflows. Every entity is accessible through a web console, a CLI, a Model Context Protocol (MCP) API, and a GraphQL API, so you can automate compliance work from code, scripts, or any LLM agent. Why Probo? AI native by design. 270+ MCP tools expose every entity and operation. Any MCP compatible LLM…
read the full probo overview →
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Frequently asked questions
Is cap or probo more popular?
cap has 24,315 GitHub stars and probo has 1,494. cap has the larger community by that measure.
Are cap and probo free?
Both are open source. cap has no licence declared in this registry, and probo is licensed under MIT. Both are free to self-host.
What is the difference between cap and probo?
cap is written in Rust and probo in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, cap or probo?
Choose cap if you want the larger community (24,315 stars) or its Custom / other licence terms. Choose probo if its feature set, stack or MIT licence fits better. Both are self-hostable.