# 
### CI Status
| CI Workflow | Status |
|-------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Unit Tests (`master`) | [](https://github.com/fluent/fluent-bit/actions/workflows/unit-tests.yaml) |
| Integration Tests | [](https://github.com/fluent/fluent-bit/actions/workflows/master-integration-test.yaml) |
| Arm builds | <a href="https://actuated.dev/"><img alt="Arm CI sponsored by Actuated" src="https://docs.actuated.dev/images/actuated-badge.png" width="120px"></img></a> |
| Latest Release Pipeline | [](https://github.com/fluent/fluent-bit/actions/workflows/staging-release.yaml) |
---
## About
[Fluent Bit](https://fluentbit.io) is a lightweight and high-performance Telemetry Agent designed to collect, process, and forward **Logs**, **Metrics**, and **Traces** from any source to any destination.
It's part of the Graduated [Fluentd](https://fluentd.org) Ecosystem and a CNCF [Cloud Native Computing Foundation](https://cncf.io) project.
Fluent Bit supports a wide array of platforms, including Linux, Windows, MacOS, BSD, and Embedded environments, and is built for maximum efficiency with minimal CPU and memory footprint.
---
## 📌 Roadmap & Maintenance
We follow a fast-paced development cycle, with major releases every 3–4 months.
The `master` branch currently tracks **v5.1**, the current stable release series.
For version-specific maintenance timelines and policies, see our [MAINTENANCE.md](https://github.com/fluent/fluent-bit/blob/master/MAINTENANCE.md).
To track upcoming milestones, visit the [project roadmap](https://github.com/fluent/fluent-bit/wiki/Fluent-Bit-Roadmap).
---
## Key Features
- ⚡ **High Performance** with low memory footprint
- 📦 **Pluggable Architecture**: 70+ built-in plugins for Inputs, Filters, and Outputs
- 🧠 **SQL Stream Processing**: Perform analytics and transformations with SQL queries
- 🔒 **Secure Networking**: Built-in TLS/SSL support and async I/O
- 📊 **Monitoring**: Expose internal metrics over HTTP/Prometheus
- 🧩 **Extensibility**:
- Write plugins in **C**, filters in **Lua**, and outputs in **Go**
- 🔌 **Supports Logs, Metrics, and Traces** with unified processing and delivery
---
## Documentation
Our official documentation includes installation guides, plugin usage, developer resources, and more:
📚 [https://docs.fluentbit.io](https://docs.fluentbit.io)
---
## Quick Start
Build from source:
```bash
cd build
cmake ..
make
bin/fluent-bit -i cpu -o stdout -f 1
```
More details: [Build & Install](https://docs.fluentbit.io/manual/installation/downloads/source/build-and-install)
#### Requirements
- CMake >= 3.0
- Flex & Bison
- YAML and OpenSSL headers
---
## Install Fluent Bit
- [Linux packages (Debian, Ubuntu, RHEL, etc.)](https://docs.fluentbit.io/manual/installation/downloads/linux)
- [Docker images](https://docs.fluentbit.io/manual/installation/downloads/docker)
- [Windows binaries](https://docs.fluentbit.io/manual/installation/downloads/windows)
---
## Plugins: Inputs, Filters, Outputs
Fluent Bit is fully modular. It supports:
- [Input Plugins](https://docs.fluentbit.io/manual/pipeline/inputs): collect logs/metrics/traces
- [Filter Plugins](https://docs.fluentbit.io/manual/pipeline/filters): enrich and transform data
- [Output Plugins](https://docs.fluentbit.io/manual/pipeline/outputs): deliver data to external services
See the full plugin list in our [documentation](https://docs.fluentbit.io/manual/pipeline/inputs).
---
## 🚀 Production Usage
Fluent Bit is deployed **over 10 million times daily** and has surpassed **15 billion downloads**.
Used by companies like:
> Want to add your logo? [Open an issue](https://github.com/fluent/fluent-bit/issues).
---
## Contributing
Fluent Bit is open to community contributions!
- 🤝 [Join our community](https://fluentbit.io/community/)
- 🛠 [CONTRIBUTING.md](CONTRIBUTING.md)
- 🚀 [Developer Guide](DEVELOPER_GUIDE.md)
---
## Community & Contact
- 💬 [Slack](http://slack.fluentd.org) (`#fluent-bit` channel)
- 🐦 [Twitter](https://twitter.com/fluentbit)
---
## License
[Apache License v2.0](http://www.apache.org/licenses/LICENSE-2.0)
---
## Authors
Fluent Bit is a CNCF graduated project, sponsored and maintained by major cloud providers and a growing community of contributors and maintainers from across the Cloud Native ecosystem.
👉 [See Contributors](https://github.com/fluent/fluent-bit/graphs/contributors)
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