head to head · open source
Vector vs amplify-js
Vector has 22,800 GitHub stars, 2,371 forks, 2,512 open issues and last shipped yesterday. amplify-js has 9,554 stars, 2,172 forks, 512 open issues and last shipped 3 days ago. Vector leads on adoption by 139% (22,800 vs 9,554 stars). Vector is written in Rust under MPL-2.0; amplify-js is written in TypeScript under Apache-2.0. Vector has attracted 10% as many forks as stars, amplify-js 23%. 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 | amplify-js | |
|---|---|---|
| GitHub stars | ★ 23K | ★ 9.6K |
| License | MPL-2.0 | Apache-2.0 |
| Written in | Rust | TypeScript |
| Last push | 2026-11-05 | 2026-11-03 |
| Forks | ⑂ 2.4K | ⑂ 2.2K |
| 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 amplify-js if
- You want the amplify-js 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 amplify-js 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 amplify-js
Reporting Bugs / Feature Requests Note aws amplify 6 has been released. If you are looking for upgrade guidance click here ⚠️ Deprecation Notice All AWS Amplify JavaScript library versions other than v5 and v6 are deprecated. Only v5.x.x and v6.x.x are actively supported. Versions v4 and below are deprecated. If you are using any version other than v5 or v6, we strongly recommend upgrading to v6 as soon as possible. AWS Amplify is a JavaScript library for frontend and mobile developers building cloud enabled applications AWS Amplify provides a declarative and easy to use interface across different categories of…
read the full amplify-js overview →
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Frequently asked questions
Is Vector or amplify-js more popular?
Vector has 22,800 GitHub stars and amplify-js has 9,554. Vector has the larger community by that measure.
Are Vector and amplify-js free?
Both are open source. Vector is licensed under MPL-2.0 and amplify-js under Apache-2.0. Neither carries a licence fee.
What is the difference between Vector and amplify-js?
Vector is written in Rust and amplify-js 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, Vector or amplify-js?
Choose Vector if you want the larger community (22,800 stars) or its MPL-2.0 licence terms. Choose amplify-js if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.