Repositories list

• opentelemetry-ebpf-instrumentation

  Public
  C

  •

  Apache License 2.0

  •9191 forks•425425 stars•118118 issues•2424 pull requests•Updated Apr 15, 2026Apr 15, 2026

• otel-arrow

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

  Rust

  •

  Apache License 2.0

  •8787 forks•329329 stars•258258 issues•2828 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-swift

  Public
  OpenTelemetry API for Swift

  Swift

  •

  Apache License 2.0

  •221221 forks•345345 stars•119119 issues•1616 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-injector

  Public

  open-telemetry/opentelemetry-injector’s past year of commit activity
  Zig

  •

  Apache License 2.0

  •2626 forks•122122 stars•2020 issues•55 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-js-contrib

  Public
  OpenTelemetry instrumentation for JavaScript modules

  TypeScript

  •

  Apache License 2.0

  •651651 forks•902902 stars•189189 issues•4343 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-js

  Public

  open-telemetry/opentelemetry-js’s past year of commit activity
  OpenTelemetry JavaScript Client

  apimonitoringmetrics+ 2

  apimonitoringmetricstelemetrydistributed-tracing

  TypeScript

  •

  Apache License 2.0

  •1k1k forks•3.4k3.4k stars•189189 issues•4848 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-python-contrib

  Public
  OpenTelemetry instrumentation for Python modules

  Python

  •

  Apache License 2.0

  •928928 forks•1k1k stars•554554 issues•109109 pull requests•Updated Apr 15, 2026Apr 15, 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

  •233233 forks•425425 stars•3030 issues•1414 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-specification

  Public
  Specifications for OpenTelemetry

  opentelemetry

  opentelemetry

  Makefile

  •

  Apache License 2.0

  •975975 forks•4.2k4.2k stars•620620 issues•2828 pull requests•Updated Apr 15, 2026Apr 15, 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

  •1010 forks•88 stars•4040 issues•55 pull requests•Updated Apr 15, 2026Apr 15, 2026

• sig-end-user

  Public
  Python

  •

  Apache License 2.0

  •1919 forks•1717 stars•5454 issues•33 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-collector-contrib

  Public

  open-telemetry/opentelemetry-collector-contrib’s past year of commit activity
  Contrib repository for the OpenTelemetry Collector

  opentelemetryopen-telemetry

  opentelemetryopen-telemetry

  Go

  •

  Apache License 2.0

  •3.5k3.5k forks•4.6k4.6k stars•739739 issues•249249 pull requests•Updated Apr 15, 2026Apr 15, 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

  •379379 forks•632632 stars•199199 issues•3030 pull requests•Updated Apr 15, 2026Apr 15, 2026

• weaver

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

  documentationpolicycodegen+ 3

  documentationpolicycodegenobservabilityopentelemetrysemconv

  Rust

  •

  Apache License 2.0

  •7575 forks•375375 stars•109109 issues•1616 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry.io

  Public
  The OpenTelemetry website and documentation

  documentationopentelemetry

  documentationopentelemetry

  JavaScript

  •

  Creative Commons Attribution 4.0 International

  •1.8k1.8k forks•872872 stars•413413 issues•7878 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-ruby

  Public
  OpenTelemetry Ruby API & SDK, and related gems

  metricstelemetryhacktoberfest+ 4

  metricstelemetryhacktoberfestdistributed-tracingopentelemetryopentelemetry-rubyopentelemetry-api

  Ruby

  •

  Apache License 2.0

  •283283 forks•567567 stars•5656 issues•2424 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-erlang-contrib

  Public
  OpenTelemetry instrumentation for Erlang & Elixir

  Elixir

  •

  Apache License 2.0

  •161161 forks•207207 stars•5151 issues•5050 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-dotnet

  Public
  The OpenTelemetry .NET Client

  metricsloggingtelemetry+ 9

  metricsloggingtelemetrynetcoreasp-net-coreasp-netdistributed-tracingiloggeriloggerprovideropentelemetry+ 2

  C#

  •

  Apache License 2.0

  •885885 forks•3.7k3.7k stars•139139 issues•1818 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-cpp

  Public
  The OpenTelemetry C++ Client

  apisdkmetrics+ 3

  apisdkmetricstelemetrydistributed-tracingopentelemetry

  C++

  •

  Apache License 2.0

  •546546 forks•1.2k1.2k stars•213213 issues•2020 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-java-contrib

  Public
  Java

  •

  Apache License 2.0

  •178178 forks•261261 stars•5858 issues•88 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-java

  Public
  OpenTelemetry Java SDK

  opentelemetry

  opentelemetry

  Java

  •

  Apache License 2.0

  •961961 forks•2.4k2.4k stars•137137 issues•3535 pull requests•Updated Apr 15, 2026Apr 15, 2026

• semantic-conventions

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

  Open Policy Agent

  •

  Apache License 2.0

  •344344 forks•555555 stars•736736 issues•4949 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-for-beginners

  Public
  JavaScript

  •

  Apache License 2.0

  •11 fork•22 stars•22 issues•88 pull requests•Updated Apr 15, 2026Apr 15, 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

  •6.3k6.3k forks•3k3k stars•7171 issues•77 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-weaver-examples

  Public
  Rust

  •

  Apache License 2.0

  •66 forks•88 stars•11 issue•44 pull requests•Updated Apr 15, 2026Apr 15, 2026

• community

  Public
  OpenTelemetry community content

  communitycncfopentelemetry

  communitycncfopentelemetry

  Python

  •

  Apache License 2.0

  •288288 forks•1k1k stars•130130 issues•88 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-go

  Public
  OpenTelemetry Go API and SDK

  metricsloggingtracing+ 1

  metricsloggingtracingopentelemetry

  Go

  •

  Apache License 2.0

  •1.3k1.3k forks•6.3k6.3k stars•138138 issues•6464 pull requests•Updated Apr 15, 2026Apr 15, 2026

• opentelemetry-dotnet-instrumentation

  Public
  OpenTelemetry .NET Automatic Instrumentation

  C++

  •

  Apache License 2.0

  •132132 forks•453453 stars•9090 issues•1414 pull requests•Updated Apr 15, 2026Apr 15, 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

  •394394 forks•3.1k3.1k stars•6767 issues•1818 pull requests•Updated Apr 15, 2026Apr 15, 2026

• sig-profiling

  Public
  Profiling SIG utilities

  opentelemetry

  opentelemetry

  Go

  •

  Apache License 2.0

  •88 forks•33 stars•44 issues•22 pull requests•Updated Apr 15, 2026Apr 15, 2026