head to head · open source
Grafana vs transmittable-thread-local
Grafana has 77,638 GitHub stars, 14,905 forks, 3,326 open issues and last shipped yesterday. transmittable-thread-local has 8,305 stars, 1,721 forks, 57 open issues and last shipped 5 months ago. Grafana leads on adoption by 835% (77,638 vs 8,305 stars). Grafana is written in TypeScript under AGPL-3.0; transmittable-thread-local is written in Java under Apache-2.0. Grafana has attracted 19% as many forks as stars, transmittable-thread-local 21%. Grafana 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
| Grafana | transmittable-thread-local | |
|---|---|---|
| GitHub stars | ★ 78K | ★ 8.3K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | TypeScript | Java |
| Last push | 2026-11-02 | 2026-06-18 |
| Forks | ⑂ 15K | ⑂ 1.7K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Grafana if
- You weight community size — 78K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick transmittable-thread-local if
- You want the transmittable-thread-local feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and transmittable-thread-local fits your workflow better
About Grafana
The open source platform for monitoring and observability Grafana allows you to query, visualize, alert on and understand your metrics no matter where they are stored. Create, explore, and share dashboards with your team and foster a data driven culture: Visualizations: Fast and flexible client side graphs with a multitude of options. Panel plugins offer many different ways to visualize metrics and logs. Dynamic Dashboards: Create dynamic & reusable dashboards with template variables that appear as dropdowns at the top of the dashboard. Explore Metrics: Explore your data through ad hoc queries and dynamic…
read the full Grafana overview →
About transmittable-thread-local
[!IMPORTANT] 🚧 这个分支是 TransmittableThreadLocal(TTL) v3 ，在开发中还没有发布。 v3 的版本说明、工作项列表及其进展，参见 issue 432。 👉 目前使用中的稳定发布版本 v2.x 在 分支 2.x 上。 📖 English Documentation 📖 中文文档 🔧 功能 🎨 需求场景 👥 User Guide 1. 简单使用 2. 保证线程池中传递值 2.1 修饰 Runnable 和 Callable 整个过程的完整时序图 2.2 修饰线程池 2.3 使用 Java Agent 来修饰 JDK 线程池实现类 Java Agent 的启动参数配置 🔌 Java API Docs 🍪 Maven依赖 🔨 关于编译构建 ❓ FAQ ✨ 使用 TTL 的好处与必要性 🗿 更多文档 📚 相关资料 JDK Core Classes 💗 Who Used 👷 Contributors 🔧 功能 👉 TransmittableThreadLocal ( TTL )：在使用线程池等会池化复用线程的执行组件情况下，提供 ThreadLocal 值的传递功能，解决异步执行时上下文传递的问题。一个 Java 标准库本应为框架/中间件设施开发提供的标配能力，本库功能聚焦 & 0依赖，支持 Java 6 21 。 JDK 的…
read the full transmittable-thread-local overview →
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Frequently asked questions
Is Grafana or transmittable-thread-local more popular?
Grafana has 77,638 GitHub stars and transmittable-thread-local has 8,305. Grafana has the larger community by that measure.
Are Grafana and transmittable-thread-local free?
Both are open source. Grafana is licensed under AGPL-3.0 and transmittable-thread-local under Apache-2.0. Neither carries a licence fee.
What is the difference between Grafana and transmittable-thread-local?
Grafana is written in TypeScript and transmittable-thread-local in Java. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Grafana or transmittable-thread-local?
Choose Grafana if you want the larger community (77,638 stars) or its AGPL-3.0 licence terms. Choose transmittable-thread-local if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.