Repositories list

• otel-arrow

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

  Rust

  •

  Apache License 2.0

  •100100 forks•337337 stars•270270 issues•3131 pull requests•Updated May 9, 2026May 9, 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•232232 issues•5353 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-python-contrib

  Public
  OpenTelemetry instrumentation for Python modules

  Python

  •

  Apache License 2.0

  •943943 forks•1k1k stars•552552 issues•106106 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-go-contrib

  Public
  Collection of extensions for OpenTelemetry-Go.

  Go

  •

  Apache License 2.0

  •774774 forks•1.6k1.6k stars•153153 issues•8080 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-go-instrumentation

  Public
  OpenTelemetry Auto Instrumentation using eBPF

  gogolangmetrics+ 5

  gogolangmetricstelemetryinstrumentationtracingebpfobservability

  C

  •

  Apache License 2.0

  •137137 forks•1k1k stars•109109 issues•1919 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-operator

  Public
  Kubernetes Operator for OpenTelemetry Collector

  kubernetes-operatorhacktoberfestopentelemetry+ 1

  kubernetes-operatorhacktoberfestopentelemetryopentelemetry-collector

  Go

  •

  Apache License 2.0

  •618618 forks•1.7k1.7k stars•301301 issues•8686 pull requests•Updated May 9, 2026May 9, 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•5252 stars•1313 issues•77 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-ebpf-instrumentation

  Public

  open-telemetry/opentelemetry-ebpf-instrumentation’s past year of commit activity
  C

  •

  Apache License 2.0

  •109109 forks•460460 stars•155155 issues•2525 pull requests•Updated May 9, 2026May 9, 2026

• sig-profiling

  Public
  Profiling SIG utilities

  opentelemetry

  opentelemetry

  Go

  •

  Apache License 2.0

  •1010 forks•55 stars•77 issues•66 pull requests•Updated May 9, 2026May 9, 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

  •3131 forks•1818 stars•4646 issues•1111 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-js

  Public
  OpenTelemetry JavaScript Client

  apimonitoringmetrics+ 2

  apimonitoringmetricstelemetrydistributed-tracing

  TypeScript

  •

  Apache License 2.0

  •1k1k forks•3.4k3.4k stars•191191 issues•5151 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry.io

  Public
  The OpenTelemetry website and documentation

  documentationopentelemetry

  documentationopentelemetry

  JavaScript

  •

  Creative Commons Attribution 4.0 International

  •1.8k1.8k forks•891891 stars•417417 issues•8888 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-lambda

  Public
  Create your own Lambda Layer in each OTel language using this starter code. Add the Lambda Layer to your Lambda Function to get tracing with OpenTelemetry.

  aws-lambdaopentelemetry

  aws-lambdaopentelemetry

  Go

  •

  Apache License 2.0

  •235235 forks•427427 stars•3131 issues•1313 pull requests•Updated May 9, 2026May 9, 2026

• weaver

  Public
  OTel Weaver lets you easily develop, validate, document, and deploy semantic conventions

  documentationpolicycodegen+ 3

  documentationpolicycodegenobservabilityopentelemetrysemconv

  Rust

  •

  Apache License 2.0

  •7878 forks•400400 stars•107107 issues•1717 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-python

  Public
  OpenTelemetry Python API and SDK

  pythonsdkmetrics+ 5

  pythonsdkmetricsloggingdistributed-tracingtracecontextopentelemetrycorrelationcontext

  Python

  •

  Apache License 2.0

  •871871 forks•2.4k2.4k stars•362362 issues•7171 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-java-examples

  Public

  open-telemetry/opentelemetry-java-examples’s past year of commit activity
  Java

  •

  Apache License 2.0

  •153153 forks•347347 stars•33 issues•00 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-java

  Public
  OpenTelemetry Java SDK

  opentelemetry

  opentelemetry

  Java

  •

  Apache License 2.0

  •971971 forks•2.4k2.4k stars•141141 issues•3333 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-collector-contrib

  Public
  Contrib repository for the OpenTelemetry Collector

  opentelemetryopen-telemetry

  opentelemetryopen-telemetry

  Go

  •

  Apache License 2.0

  •3.6k3.6k forks•4.6k4.6k stars•709709 issues•273273 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-php-contrib

  Public
  opentelemetry-php-contrib

  PHP

  •

  Apache License 2.0

  •133133 forks•109109 stars•00 issues•2222 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-ruby-contrib

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

  rubytelemetrycncf+ 4

  rubytelemetrycncftracingdistributed-tracingopentelemetryopentelemetry-instrumentation

  Ruby

  •

  Apache License 2.0

  •245245 forks•120120 stars•7474 issues•5050 pull requests•Updated May 9, 2026May 9, 2026

• semantic-conventions-genai

  Public
  Python

  •

  Apache License 2.0

  •88 forks•2626 stars•9696 issues•99 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-php-instrumentation

  Public
  OpenTelemetry PHP auto-instrumentation extension

  C

  •

  Apache License 2.0

  •3434 forks•135135 stars•00 issues•66 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-network

  Public
  eBPF Collector

  ebpfopentelemetryopen-telemetry

  ebpfopentelemetryopen-telemetry

  C++

  •

  Apache License 2.0

  •6363 forks•405405 stars•3333 issues•1010 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-injector

  Public
  Zig

  •

  Apache License 2.0

  •2828 forks•127127 stars•2020 issues•22 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-php

  Public
  The OpenTelemetry PHP Library

  phpmetricslogging+ 4

  phpmetricsloggingtracingopentelemetryopen-telemetryopentelemetry-php

  PHP

  •

  Apache License 2.0

  •223223 forks•889889 stars•6161 issues•1414 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-collector-releases

  Public
  OpenTelemetry Collector Official Releases

  opentelemetryopen-telemetry

  opentelemetryopen-telemetry

  Go

  •

  Apache License 2.0

  •233233 forks•468468 stars•3838 issues•77 pull requests•Updated May 9, 2026May 9, 2026

• opentelemetry-go-compile-instrumentation

  Public
  OpenTelemetry Go Compile Instrumentation

  Go

  •

  Apache License 2.0

  •5858 forks•282282 stars•3232 issues•2929 pull requests•Updated May 9, 2026May 9, 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•135135 issues•7272 pull requests•Updated May 9, 2026May 9, 2026

• sig-security

  Public
  Python

  •

  Apache License 2.0

  •1818 forks•1515 stars•4242 issues•11 pull request•Updated May 9, 2026May 9, 2026

• opamp-go

  Public
  OpAMP protocol implementation in Go

  Go

  •

  Apache License 2.0

  •110110 forks•207207 stars•3838 issues•88 pull requests•Updated May 9, 2026May 9, 2026