Repositories list

• opentelemetry-ruby-contrib

  Public
  Contrib Packages for the OpenTelemetry Ruby API and SDK implementation.

  rubytelemetrycncf+ 4

  rubytelemetrycncftracingdistributed-tracingopentelemetryopentelemetry-instrumentation

  Ruby

  •

  Apache License 2.0

  •246246 forks•120120 stars•7272 issues•4545 pull requests•Updated May 2, 2026May 2, 2026

• opentelemetry.io

  Public
  The OpenTelemetry website and documentation

  documentationopentelemetry

  documentationopentelemetry

  JavaScript

  •

  Creative Commons Attribution 4.0 International

  •1.8k1.8k forks•880880 stars•417417 issues•7676 pull requests•Updated May 2, 2026May 2, 2026

• opentelemetry-operator

  Public
  Kubernetes Operator for OpenTelemetry Collector

  kubernetes-operatorhacktoberfestopentelemetry+ 1

  kubernetes-operatorhacktoberfestopentelemetryopentelemetry-collector

  Go

  •

  Apache License 2.0

  •620620 forks•1.7k1.7k stars•302302 issues•8989 pull requests•Updated May 2, 2026May 2, 2026

• otel-arrow

  Public
  Protocol and libraries for sending and receiving OpenTelemetry data using Apache Arrow

  Rust

  •

  Apache License 2.0

  •9292 forks•335335 stars•267267 issues•3232 pull requests•Updated May 2, 2026May 2, 2026

• opentelemetry-ecosystem-explorer

  Public
  A repository for the OpenTelemetry Ecosystem Explorer, a tool to help users discover and learn about the various projects in the OpenTelemetry ecosystem.

  TypeScript

  •

  Apache License 2.0

  •2323 forks•1111 stars•3939 issues•11 pull request•Updated May 2, 2026May 2, 2026

• opentelemetry-java-instrumentation

  Public
  OpenTelemetry auto-instrumentation and instrumentation libraries for Java

  Java

  •

  Apache License 2.0

  •1.1k1.1k forks•2.5k2.5k stars•241241 issues•6565 pull requests•Updated May 2, 2026May 2, 2026

• opentelemetry-collector-contrib

  Public
  Contrib repository for the OpenTelemetry Collector

  opentelemetryopen-telemetry

  opentelemetryopen-telemetry

  Go

  •

  Apache License 2.0

  •3.5k3.5k forks•4.6k4.6k stars•703703 issues•277277 pull requests•Updated May 2, 2026May 2, 2026

• opentelemetry-go

  Public
  OpenTelemetry Go API and SDK

  metricsloggingtracing+ 1

  metricsloggingtracingopentelemetry

  Go

  •

  Apache License 2.0

  •1.3k1.3k forks•6.4k6.4k stars•134134 issues•6969 pull requests•Updated May 2, 2026May 2, 2026

• opentelemetry-go-build-tools

  Public
  Build tools for use by the Go API/SDK, the collector, and their associated contrib repositories

  Go

  •

  Apache License 2.0

  •6161 forks•5353 stars•1313 issues•55 pull requests•Updated May 2, 2026May 2, 2026

• opentelemetry-go-contrib

  Public
  Collection of extensions for OpenTelemetry-Go.

  Go

  •

  Apache License 2.0

  •767767 forks•1.6k1.6k stars•122122 issues•7777 pull requests•Updated May 2, 2026May 2, 2026

• semantic-conventions

  Public
  Defines standards for generating consistent, accessible telemetry across a variety of domains

  Open Policy Agent

  •

  Apache License 2.0

  •352352 forks•567567 stars•744744 issues•3535 pull requests•Updated May 2, 2026May 2, 2026

• opentelemetry-collector-releases

  Public
  OpenTelemetry Collector Official Releases

  opentelemetryopen-telemetry

  opentelemetryopen-telemetry

  Go

  •

  Apache License 2.0

  •233233 forks•467467 stars•4141 issues•77 pull requests•Updated May 2, 2026May 2, 2026

• opentelemetry-js

  Public
  OpenTelemetry JavaScript Client

  apimonitoringmetrics+ 2

  apimonitoringmetricstelemetrydistributed-tracing

  TypeScript

  •

  Apache License 2.0

  •1k1k forks•3.4k3.4k stars•191191 issues•4848 pull requests•Updated May 2, 2026May 2, 2026

• opentelemetry-ebpf-instrumentation

  Public
  C

  •

  Apache License 2.0

  •102102 forks•453453 stars•124124 issues•2323 pull requests•Updated May 2, 2026May 2, 2026

• opentelemetry-erlang-contrib

  Public
  OpenTelemetry instrumentation for Erlang & Elixir

  Elixir

  •

  Apache License 2.0

  •160160 forks•210210 stars•5151 issues•5656 pull requests•Updated May 2, 2026May 2, 2026

• community

  Public
  OpenTelemetry community content

  communitycncfopentelemetry

  communitycncfopentelemetry

  Python

  •

  Apache License 2.0

  •291291 forks•1k1k stars•126126 issues•99 pull requests•Updated May 2, 2026May 2, 2026

• opentelemetry-for-beginners

  Public
  JavaScript

  •

  Apache License 2.0

  •11 fork•22 stars•22 issues•88 pull requests•Updated May 1, 2026May 1, 2026

• opentelemetry-rust

  Public
  The Rust OpenTelemetry implementation

  metricsloggingprometheus+ 4

  metricsloggingprometheustracingzipkinjaegeropentelemetry

  Rust

  •

  Apache License 2.0

  •655655 forks•2.6k2.6k stars•219219 issues•8484 pull requests•Updated May 1, 2026May 1, 2026

• opentelemetry-java

  Public
  OpenTelemetry Java SDK

  opentelemetry

  opentelemetry

  Java

  •

  Apache License 2.0

  •968968 forks•2.4k2.4k stars•142142 issues•3737 pull requests•Updated May 1, 2026May 1, 2026

• opentelemetry-java-examples

  Public
  Java

  •

  Apache License 2.0

  •153153 forks•347347 stars•33 issues•00 pull requests•Updated May 1, 2026May 1, 2026

• opentelemetry-rust-contrib

  Public
  OpenTelemetry Contrib Packages for Rust

  Rust

  •

  Apache License 2.0

  •8686 forks•8282 stars•4343 issues•2626 pull requests•Updated May 1, 2026May 1, 2026

• opentelemetry-cpp

  Public
  The OpenTelemetry C++ Client

  apisdkmetrics+ 3

  apisdkmetricstelemetrydistributed-tracingopentelemetry

  C++

  •

  Apache License 2.0

  •549549 forks•1.3k1.3k stars•212212 issues•2121 pull requests•Updated May 1, 2026May 1, 2026

• opentelemetry-proto-go

  Public
  Generated code for OpenTelemetry protobuf data model

  protobufotel

  protobufotel

  Makefile

  •

  Apache License 2.0

  •4141 forks•4141 stars•55 issues•11 pull request•Updated May 1, 2026May 1, 2026

• opentelemetry-dotnet

  Public
  The OpenTelemetry .NET Client

  metricsloggingtelemetry+ 9

  metricsloggingtelemetrynetcoreasp-net-coreasp-netdistributed-tracingiloggeriloggerprovideropentelemetry+ 2

  C#

  •

  Apache License 2.0

  •890890 forks•3.7k3.7k stars•152152 issues•3535 pull requests•Updated May 1, 2026May 1, 2026

• opentelemetry-weaver-examples

  Public
  Rust

  •

  Apache License 2.0

  •77 forks•99 stars•11 issue•22 pull requests•Updated May 1, 2026May 1, 2026

• opamp-go

  Public
  OpAMP protocol implementation in Go

  Go

  •

  Apache License 2.0

  •109109 forks•203203 stars•3838 issues•77 pull requests•Updated May 1, 2026May 1, 2026

• opentelemetry-java-contrib

  Public
  Java

  •

  Apache License 2.0

  •179179 forks•261261 stars•6464 issues•1515 pull requests•Updated May 1, 2026May 1, 2026

• opentelemetry-python-contrib

  Public
  OpenTelemetry instrumentation for Python modules

  Python

  •

  Apache License 2.0

  •935935 forks•1k1k stars•562562 issues•118118 pull requests•Updated May 1, 2026May 1, 2026

• semantic-conventions-java

  Public
  Java generated classes for semantic conventions

  Java

  •

  Apache License 2.0

  •3030 forks•3838 stars•66 issues•33 pull requests•Updated May 1, 2026May 1, 2026

• opentelemetry-collector

  Public
  OpenTelemetry Collector

  monitoringmetricstelemetry+ 3

  monitoringmetricstelemetryobservabilityopentelemetryopen-telemetry

  Go

  •

  Apache License 2.0

  •2.1k2.1k forks•6.9k6.9k stars•620620 issues•7575 pull requests•Updated May 1, 2026May 1, 2026