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Fluent Bit

Open SourceFunded

Lightweight, high-performance log and telemetry processor for cloud environments

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About Fluent Bit

Fluent Bit is a high-performance, lightweight, and scalable observability tool designed to process and forward logs, metrics, and traces efficiently across cloud and containerized environments. It supports native OpenTelemetry ingestion and delivery, enabling seamless integration into modern telemetry pipelines. The product is engineered for hybrid and distributed infrastructures, providing robust routing, enrichment, buffering, and stream processing capabilities to optimize data flow and security.

Targeted primarily at enterprise organizations managing large-scale, dynamic environments, Fluent Bit excels in handling telemetry data from diverse sources including IoT devices, Linux and Windows servers, and cloud-native services. Its asynchronous, event-driven architecture minimizes resource consumption while maximizing throughput, making it suitable for environments demanding high availability and disaster recovery. As a CNCF graduated open source project, Fluent Bit offers extensibility through over 80 plugins and avoids vendor lock-in, empowering enterprises to customize and scale their observability pipelines effectively.

Key Capabilities

  • Native OpenTelemetry ingestion and delivery
  • High-throughput log, metrics, and trace processing
  • Flexible data parsing, filtering, and enrichment
  • Lightweight asynchronous event-driven architecture
  • Extensible plugin ecosystem with 80+ integrations

Integrations

Cloud native servicesContainersStreaming processors

This profile was compiled by CIOPages from public sources with AI assistance, and may be incomplete or out of date. It is informational only and not an endorsement. Represent this vendor? or .

Quick Facts

fluentbit.io
CategoryObservability & Monitoring
SubcategoryLog Management & Analytics
PricingOpen Source
DeploymentOpen Source, On-Premises, Cloud, Hybrid
Target SizeEnterprise