Set Up Once,
Collect More

Fluentd is an open source data collector to simplify log management.

Fluentd is designed to process high-volume data streams reliably. Use cases include real-time search and monitoring, Big Data analytics, reliable archiving and more.

Easy To Start

Fluentd supports all major platforms including Linux (rpm/deb packages), Mac OSX and Windows

Robust and Scalable

Fluentd is proven to scale. The largest installation runs Fluentd on 2,000+ servers to collect billions of events everyday.


Fluentd is built to be extensible. Users have contributed hundreds of "plugins" that enable Fluentd to communicate with various systems (HDFS, MongoDB, AWS, etc.)

By Hackers, For Hackers

"Fluentd proves you can achieve programmer happiness and performance at the same time. A great example of Ruby beyond the Web."

Yukihiro Matsumoto (Matz), creator of Ruby

"Logs are streams, not files. I love that Fluentd puts this concept front-and-center, with a developer-friendly approach for distributed systems logging."

Adam Wiggins, Heroku co-founder