Vendor Profile

Fluentd

Fluentd is an open-source data collector that unifies data collection and consumption for better use and understanding of data. A CNCF graduated project, Fluentd provides a unified logging layer that allows you to collect data from multiple sources, transform it, and route it to various destinations. Its plugin-based architecture and lightweight footprint make it a popular choice for containerized and cloud-native environments.

Last updated February 28, 2026

Founded

2011

Pricing

Free (open source) / Commercial support via vendors

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Deployment

Open SourceSelf-Hosted

Open Source Data Pipeline

Key Features

+Unified logging layer

+800+ community plugins

+Lightweight resource footprint

+Buffering and retry mechanisms

+Tag-based routing

+Built-in reliability and failover

+JSON-structured logging

+CNCF graduated project

Pros & Cons

Pros

+Massive plugin ecosystem (800+ plugins)
+Lightweight and efficient resource usage
+CNCF graduated — proven in production at scale
+Excellent Kubernetes and container integration
+Large community and extensive documentation

Cons

–Limited transformation capabilities vs. dedicated pipelines
–Configuration can be complex for advanced use cases
–Ruby-based performance limitations at very high scale
–No built-in GUI for pipeline design
–Requires custom development for security-specific use cases

Best For

Cloud-native teams wanting a lightweight, proven open-source data collector with a massive plugin ecosystem

Community & Practitioner Evidence

Open Source Activity

GitHub

Stars

12.9k

Forks

1.4k

Contributors

420

Open Issues

180

Last Push

Feb 2026

Community Sources

❓ Q&A Threads

→
Fluentd questions on Stack Overflow[Stack Overflow]

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