head to head · open source
Vector vs yokai
Vector has 22,793 GitHub stars, 2,371 forks, 2,512 open issues and last shipped yesterday. yokai has 840 stars, 32 forks, 3 open issues and last shipped 15 days ago. Vector leads on adoption by 2,613% (22,793 vs 840 stars). Vector is written in Rust under MPL-2.0; yokai is written in Go under MIT. Vector has attracted 10% as many forks as stars, yokai 4%. Vector was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (metrics), 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
| Vector | yokai | |
|---|---|---|
| GitHub stars | ★ 23K | ★ 840 |
| License | MPL-2.0 | MIT |
| Written in | Rust | Go |
| Last push | 2026-11-04 | 2026-10-21 |
| Forks | ⑂ 2.4K | ⑂ 32 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Vector if
- You weight community size — 23K stars and counting
- You want the MPL-2.0 license terms
- Your stack matches Rust
- You value the larger contributor base for long-term maintenance
pick yokai if
- You want the yokai feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and yokai fits your workflow better
About Vector
Quickstart • Docs • Guides • Integrations • Chat • Download • Container Images • Rust Crate Docs What is Vector? Vector is a high performance, end to end (agent & aggregator) observability data pipeline that puts you in control of your observability data. [Collect][docs.sources], [transform][docs.transforms], and [route][docs.sinks] all your logs and metrics to any vendors you want today and any other vendors you may want tomorrow. Vector enables dramatic cost reduction, novel data enrichment, and data security where you need it, not where it is most convenient for your…
read the full Vector overview →
About yokai
Yokai Simple, modular, and observable Go framework for backend applications. Goals Documentation Overview Architecture Foundations Extensions Getting started Showroom Contributing Goals Building backend applications with Go is amazing. But to build production grade applications, you need to put in place a bunch of efforts and boilerplate code, introducing complexity not even related to the logic of your application (like dependencies wiring, configuration management, observability instrumentation, etc.). To solve this, Yokai was created with the following goals in mind: Simple : it is easy to use, configure and…
read the full yokai overview →
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Frequently asked questions
Is Vector or yokai more popular?
Vector has 22,793 GitHub stars and yokai has 840. Vector has the larger community by that measure.
Are Vector and yokai free?
Both are open source. Vector is licensed under MPL-2.0 and yokai under MIT. Neither carries a licence fee.
What is the difference between Vector and yokai?
Vector is written in Rust and yokai 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, Vector or yokai?
Choose Vector if you want the larger community (22,793 stars) or its MPL-2.0 licence terms. Choose yokai if its feature set, stack or MIT licence fits better. Both are self-hostable.