Repositories list

• otel-arrow

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

  Rust

  •

  Apache License 2.0

  •104104 forks•353353 stars•255255 issues•2727 pull requests•Updated May 30, 2026May 30, 2026

• opentelemetry-java-instrumentation

  Public

  open-telemetry/opentelemetry-java-instrumentation’s past year of commit activity
  OpenTelemetry auto-instrumentation and instrumentation libraries for Java

  Java

  •

  Apache License 2.0

  •1.1k1.1k forks•2.5k2.5k stars•227227 issues•5656 pull requests•Updated May 30, 2026May 30, 2026

• semantic-conventions-genai

  Public
  Python

  •

  Apache License 2.0

  •2828 forks•5050 stars•8787 issues•2929 pull requests•Updated May 30, 2026May 30, 2026

• opentelemetry-js

  Public
  OpenTelemetry JavaScript Client

  apimonitoringmetrics+ 2

  apimonitoringmetricstelemetrydistributed-tracing

  TypeScript

  •

  Apache License 2.0

  •1.1k1.1k forks•3.4k3.4k stars•183183 issues•6060 pull requests•Updated May 30, 2026May 30, 2026

• opentelemetry-ebpf-instrumentation

  Public
  C

  •

  Apache License 2.0

  •118118 forks•474474 stars•145145 issues•1818 pull requests•Updated May 30, 2026May 30, 2026

• opentelemetry-go-contrib

  Public
  Collection of extensions for OpenTelemetry-Go.

  Go

  •

  Apache License 2.0

  •790790 forks•1.6k1.6k stars•171171 issues•9999 pull requests•Updated May 30, 2026May 30, 2026

• opentelemetry-php-contrib

  Public
  opentelemetry-php-contrib

  PHP

  •

  Apache License 2.0

  •137137 forks•110110 stars•00 issues•2929 pull requests•Updated May 30, 2026May 30, 2026

• opentelemetry-kotlin

  Public
  An implementation of the OpenTelemetry specification as a Kotlin Multiplatform Library

  javascriptandroidkotlin+ 7

  javascriptandroidkotliniosjvmkotlin-androidkotlin-libraryobservabilitykotlin-multiplatformopentelemetry

  Kotlin

  •

  Apache License 2.0

  •2222 forks•120120 stars•7878 issues•1212 pull requests•Updated May 29, 2026May 29, 2026

• opentelemetry-python-contrib

  Public
  OpenTelemetry instrumentation for Python modules

  Python

  •

  Apache License 2.0

  •959959 forks•1.1k1.1k stars•539539 issues•6363 pull requests•Updated May 29, 2026May 29, 2026

• opentelemetry-collector-contrib

  Public
  Contrib repository for the OpenTelemetry Collector

  opentelemetryopen-telemetry

  opentelemetryopen-telemetry

  Go

  •

  Apache License 2.0

  •3.6k3.6k forks•4.7k4.7k stars•714714 issues•276276 pull requests•Updated May 29, 2026May 29, 2026

• opentelemetry-python

  Public
  OpenTelemetry Python API and SDK

  pythonsdkmetrics+ 5

  pythonsdkmetricsloggingdistributed-tracingtracecontextopentelemetrycorrelationcontext

  Python

  •

  Apache License 2.0

  •892892 forks•2.5k2.5k stars•355355 issues•6060 pull requests•Updated May 29, 2026May 29, 2026

• opentelemetry-go

  Public
  OpenTelemetry Go API and SDK

  metricsloggingtracing+ 1

  metricsloggingtracingopentelemetry

  Go

  •

  Apache License 2.0

  •1.4k1.4k forks•6.4k6.4k stars•129129 issues•7070 pull requests•Updated May 29, 2026May 29, 2026

• opentelemetry-cpp

  Public
  The OpenTelemetry C++ Client

  apisdkmetrics+ 3

  apisdkmetricstelemetrydistributed-tracingopentelemetry

  C++

  •

  Apache License 2.0

  •568568 forks•1.3k1.3k stars•208208 issues•2626 pull requests•Updated May 29, 2026May 29, 2026

• sig-security

  Public
  Python

  •

  Apache License 2.0

  •2121 forks•1515 stars•4242 issues•22 pull requests•Updated May 29, 2026May 29, 2026

• opentelemetry-operator

  Public
  Kubernetes Operator for OpenTelemetry Collector

  kubernetes-operatorhacktoberfestopentelemetry+ 1

  kubernetes-operatorhacktoberfestopentelemetryopentelemetry-collector

  Go

  •

  Apache License 2.0

  •628628 forks•1.7k1.7k stars•291291 issues•8383 pull requests•Updated May 29, 2026May 29, 2026

• opentelemetry-dotnet-instrumentation

  Public
  OpenTelemetry .NET Automatic Instrumentation

  C++

  •

  Apache License 2.0

  •137137 forks•453453 stars•9090 issues•2828 pull requests•Updated May 29, 2026May 29, 2026

• weaver

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

  documentationpolicycodegen+ 3

  documentationpolicycodegenobservabilityopentelemetrysemconv

  Rust

  •

  Apache License 2.0

  •8484 forks•416416 stars•112112 issues•2626 pull requests•Updated May 29, 2026May 29, 2026

• opentelemetry-configuration

  Public
  JSON Schema definitions for OpenTelemetry declarative configuration

  JavaScript

  •

  Apache License 2.0

  •4040 forks•8989 stars•4040 issues•22 pull requests•Updated May 29, 2026May 29, 2026

• community

  Public
  OpenTelemetry community content

  communitycncfopentelemetry

  communitycncfopentelemetry

  Python

  •

  Apache License 2.0

  •302302 forks•1.1k1.1k stars•147147 issues•99 pull requests•Updated May 29, 2026May 29, 2026

• opentelemetry-ebpf-profiler

  Public
  The production-scale datacenter profiler (C/C++, Go, Rust, Python, Java, NodeJS, .NET, PHP, Ruby, Perl, ...)

  profilerebpf

  profilerebpf

  Go

  •

  Apache License 2.0

  •402402 forks•3.1k3.1k stars•6868 issues•2828 pull requests•Updated May 29, 2026May 29, 2026

• semantic-conventions

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

  Open Policy Agent

  •

  Apache License 2.0

  •360360 forks•584584 stars•687687 issues•3535 pull requests•Updated May 29, 2026May 29, 2026

• opentelemetry.io

  Public
  The OpenTelemetry website and documentation

  documentationopentelemetry

  documentationopentelemetry

  JavaScript

  •

  Creative Commons Attribution 4.0 International

  •1.8k1.8k forks•902902 stars•421421 issues•116116 pull requests•Updated May 29, 2026May 29, 2026

• opentelemetry-go-instrumentation

  Public
  OpenTelemetry Auto Instrumentation using eBPF

  gogolangmetrics+ 5

  gogolangmetricstelemetryinstrumentationtracingebpfobservability

  C

  •

  Apache License 2.0

  •138138 forks•1k1k stars•109109 issues•1919 pull requests•Updated May 29, 2026May 29, 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

  •4242 forks•2222 stars•4949 issues•1313 pull requests•Updated May 29, 2026May 29, 2026

• opentelemetry-collector

  Public
  OpenTelemetry Collector

  monitoringmetricstelemetry+ 3

  monitoringmetricstelemetryobservabilityopentelemetryopen-telemetry

  Go

  •

  Apache License 2.0

  •2.1k2.1k forks•7.1k7.1k stars•616616 issues•7373 pull requests•Updated May 29, 2026May 29, 2026

• opentelemetry-android

  Public
  OpenTelemetry Tooling for Android

  Kotlin

  •

  Apache License 2.0

  •100100 forks•287287 stars•9191 issues•88 pull requests•Updated May 29, 2026May 29, 2026

• opentelemetry-go-compile-instrumentation

  Public
  OpenTelemetry Go Compile Instrumentation

  Go

  •

  Apache License 2.0

  •7171 forks•293293 stars•4848 issues•3636 pull requests•Updated May 29, 2026May 29, 2026

• opentelemetry-demo

  Public
  This repository contains the OpenTelemetry Astronomy Shop, a microservice-based distributed system intended to illustrate the implementation of OpenTelemetry in…

  demoprometheusjaeger+ 9

  demoprometheusjaegeropentelemetryopentelemetry-erlangopentelemetry-collectoropentelemetry-rustopentelemetry-pythonopentelemetry-javascriptopentelemetry-go+ 2

  TypeScript

  •

  Apache License 2.0

  •6.6k6.6k forks•3.1k3.1k stars•6969 issues•1111 pull requests•Updated May 29, 2026May 29, 2026

• opentelemetry-java-examples

  Public
  Java

  •

  Apache License 2.0

  •155155 forks•348348 stars•33 issues•11 pull request•Updated May 29, 2026May 29, 2026

• opentelemetry-dotnet-contrib

  Public
  This repository contains set of components extending functionality of the OpenTelemetry .NET SDK. Instrumentation libraries, exporters, and other components can…

  dotnetdotnet-coreopentelemetry

  dotnetdotnet-coreopentelemetry

  C#

  •

  Apache License 2.0

  •390390 forks•639639 stars•198198 issues•1818 pull requests•Updated May 29, 2026May 29, 2026