Fluentd

aid: fluentd
name: Fluentd
description: Open source data collector for unified logging layer that allows you to unify data collection and consumption
  for better use and understanding of data.
type: Index
deliveryModel:
  model: self-hosted
  license: Apache-2.0
  open_source: true
  commercial: false
  callable_host: false
  label: Self-hosted open source · you run it yourself
  confidence: high
  source:
  - license
  - openapi
  generated: '2026-08-28'
  method: derived
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Freemium
  confidence: low
  source:
  - plans
  - security
  generated: '2026-11-13'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/fluentd.png
url: https://raw.githubusercontent.com/api-evangelist/fluentd/refs/heads/main/apis.yml
created: '2025-01-01'
modified: '2026-05-19'
specificationVersion: '0.23'
x-docs-platform: gitbook
x-docs-platform-confidence: medium
x-docs-platform-checked: 2026-10-03
x-docs-hosting: netlify
tags:
- Data Collection
- Logging
- Open Source
tags_raw:
- Data Collection
- Logging
- Open Source
- Open-Source
apis:
- aid: fluentd:fluentd-plugin-api
  name: Fluentd Plugin API
  description: The Fluentd Plugin API allows developers to write custom input, output, filter, parser, formatter, and buffer
    plugins in Ruby. Plugins are distributed as RubyGems and integrate with Fluentd's plugin management system to extend data
    collection and processing pipelines.
  humanURL: https://docs.fluentd.org/plugin-development
  tags:
  - Open Source
  - Plugin Development
  - Ruby
  tags_raw:
  - Open Source
  - Plugin Development
  - Ruby
  - Open-Source
  properties:
  - type: Documentation
    url: https://docs.fluentd.org/plugin-development
  - type: Reference
    url: https://docs.fluentd.org/plugin-development/api-plugin-base
- aid: fluentd:fluentd-forward-protocol
  name: Fluentd Forward Protocol
  description: The Fluentd Forward Protocol is a binary protocol used to transport event streams between Fluentd nodes and
    compatible agents over TCP. It supports multiple transport modes including Message, Forward, PackedForward, and CompressedPackedForward,
    and includes authentication and heartbeat mechanisms.
  humanURL: https://github.com/fluent/fluentd/wiki/Forward-Protocol-Specification-v1
  tags:
  - Logging
  - Networking
  - Protocol
  properties:
  - type: Documentation
    url: https://github.com/fluent/fluentd/wiki/Forward-Protocol-Specification-v1
  - type: Reference
    url: https://docs.fluentd.org/input/forward
  - type: AsyncAPI
    url: asyncapi/fluentd-forward-protocol-asyncapi.yml
- aid: fluentd:fluentd-events-api
  name: Fluentd Events API
  description: Operations for posting log events and records to Fluentd via HTTP.
  humanURL: https://docs.fluentd.org/plugin-development
  tags:
  - Event
  tags_raw:
  - Events
  properties:
  - type: OpenAPI
    url: openapi/fluentd-events-api-openapi.yml
  - type: Documentation
    url: https://docs.fluentd.org/input/http
common:
- type: Plans
  url: plans/fluentd-plans-pricing.yml
- type: RateLimits
  url: rate-limits/fluentd-rate-limits.yml
- type: FinOps
  url: finops/fluentd-finops.yml
- type: IssueTracker
  url: https://github.com/fluent/fluentd/issues
- type: Releases
  url: https://github.com/fluent/fluentd/releases
- type: SecurityPolicy
  url: https://github.com/fluent/fluentd/blob/master/SECURITY.md
- type: CodeOfConduct
  url: https://github.com/fluent/fluentd/blob/master/code-of-conduct.md
- type: ContributionGuide
  url: https://github.com/fluent/fluentd/blob/master/CONTRIBUTING.md
- type: License
  name: Apache-2.0
  url: https://github.com/fluent/fluentd/blob/master/LICENSE
- type: AgenticAccess
  url: agentic-access/fluentd-agentic-access.yml
- type: DomainSecurity
  url: security/fluentd-domain-security.yml
- type: JSONSchema
  url: json-schema/fluentd-log-event-schema.json
- type: JSONLD
  url: json-ld/fluentd-context.jsonld
- type: Website
  url: https://www.fluentd.org/
- type: Documentation
  url: https://docs.fluentd.org/
- type: GettingStarted
  url: https://docs.fluentd.org/quickstart
- type: GitHubOrganization
  url: https://github.com/fluent
- type: GitHubRepository
  url: https://github.com/fluent/fluentd
- type: Blog
  url: https://www.fluentd.org/blog/
- type: ChangeLog
  url: https://github.com/fluent/fluentd/blob/master/CHANGELOG.md
- type: Community
  url: https://www.fluentd.org/community/
- type: Support
  url: https://docs.fluentd.org/quickstart/support
- type: Slack
  url: https://slack.fluentd.org/
- type: LlmsText
  url: https://docs.fluentd.org/llms.txt
- type: UsageTerms
  url: terms/fluentd-terms-of-service.yml
- type: DataLicense
  url: data-license/fluentd-data-license.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com