head to head · open source
Vector vs grimoirelab
Vector has 22,793 GitHub stars, 2,371 forks, 2,512 open issues and last shipped yesterday. grimoirelab has 639 stars, 234 forks, 78 open issues and last shipped 2 days ago. Vector leads on adoption by 3,467% (22,793 vs 639 stars). Vector is written in Rust under MPL-2.0; grimoirelab is written in Shell under GPL-3.0. Vector has attracted 10% as many forks as stars, grimoirelab 37%. 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 | grimoirelab | |
|---|---|---|
| GitHub stars | ★ 23K | ★ 639 |
| License | MPL-2.0 | GPL-3.0 |
| Written in | Rust | Shell |
| Last push | 2026-11-04 | 2026-11-03 |
| Forks | ⑂ 2.4K | ⑂ 234 |
| 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 grimoirelab if
- You want the grimoirelab feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Shell
- You evaluated both and grimoirelab 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 grimoirelab
GrimoireLab GrimoireLab is a CHAOSS toolset for software development analytics. It includes a coordinated set of tools to retrieve data from systems used to support software development (repositories), store it in databases, enrich it by computing relevant metrics, and make it easy to run analytics and visualizations on it. You can learn more about GrimoireLab in the GrimoireLab tutorial, or visit the GrimoireLab website. Metrics available in GrimoireLab are, in part, developed in the CHAOSS project. For more information regarding CHAOSS metrics, see the latest release at: Getting started To ease the newcomer…
read the full grimoirelab overview →
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Frequently asked questions
Is Vector or grimoirelab more popular?
Vector has 22,793 GitHub stars and grimoirelab has 639. Vector has the larger community by that measure.
Are Vector and grimoirelab free?
Both are open source. Vector is licensed under MPL-2.0 and grimoirelab under GPL-3.0. Neither carries a licence fee.
What is the difference between Vector and grimoirelab?
Vector is written in Rust and grimoirelab in Shell. 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 grimoirelab?
Choose Vector if you want the larger community (22,793 stars) or its MPL-2.0 licence terms. Choose grimoirelab if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.