Repositories list

• 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•233233 issues•5656 pull requests•Updated Apr 19, 2026Apr 19, 2026

• opentelemetry-collector-releases

  Public
  OpenTelemetry Collector Official Releases

  opentelemetryopen-telemetry

  opentelemetryopen-telemetry

  Go

  •

  Apache License 2.0

  •231231 forks•463463 stars•4141 issues•55 pull requests•Updated Apr 19, 2026Apr 19, 2026

• otel-arrow

  Public

  open-telemetry/otel-arrow’s past year of commit activity
  Protocol and libraries for sending and receiving OpenTelemetry data using Apache Arrow

  Rust

  •

  Apache License 2.0

  •8787 forks•330330 stars•257257 issues•2222 pull requests•Updated Apr 19, 2026Apr 19, 2026

• opentelemetry-ebpf-instrumentation

  Public

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

  •

  Apache License 2.0

  •9393 forks•433433 stars•116116 issues•3030 pull requests•Updated Apr 19, 2026Apr 19, 2026

• opentelemetry.io

  Public

  open-telemetry/opentelemetry.io’s past year of commit activity
  The OpenTelemetry website and documentation

  documentationopentelemetry

  documentationopentelemetry

  JavaScript

  •

  Creative Commons Attribution 4.0 International

  •1.8k1.8k forks•874874 stars•414414 issues•8484 pull requests•Updated Apr 18, 2026Apr 18, 2026

• opentelemetry-erlang-contrib

  Public

  open-telemetry/opentelemetry-erlang-contrib’s past year of commit activity
  OpenTelemetry instrumentation for Erlang & Elixir

  Elixir

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  Apache License 2.0

  •161161 forks•207207 stars•5151 issues•5252 pull requests•Updated Apr 18, 2026Apr 18, 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•11 pull request•Updated Apr 18, 2026Apr 18, 2026

• weaver

  Public

  open-telemetry/weaver’s past year of commit activity
  OTel Weaver lets you easily develop, validate, document, and deploy semantic conventions

  documentationpolicycodegen+ 3

  documentationpolicycodegenobservabilityopentelemetrysemconv

  Rust

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  Apache License 2.0

  •7575 forks•377377 stars•109109 issues•1717 pull requests•Updated Apr 18, 2026Apr 18, 2026

• changelog.opentelemetry.io

  Public

  open-telemetry/changelog.opentelemetry.io’s past year of commit activity
  TypeScript

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  Apache License 2.0

  •66 forks•33 stars•66 issues•1010 pull requests•Updated Apr 18, 2026Apr 18, 2026

• opentelemetry-cpp

  Public

  open-telemetry/opentelemetry-cpp’s past year of commit activity
  The OpenTelemetry C++ Client

  apisdkmetrics+ 3

  apisdkmetricstelemetrydistributed-tracingopentelemetry

  C++

  •

  Apache License 2.0

  •547547 forks•1.2k1.2k stars•209209 issues•2121 pull requests•Updated Apr 18, 2026Apr 18, 2026

• opentelemetry-ruby-contrib

  Public

  open-telemetry/opentelemetry-ruby-contrib’s past year of commit activity
  Contrib Packages for the OpenTelemetry Ruby API and SDK implementation.

  rubytelemetrycncf+ 4

  rubytelemetrycncftracingdistributed-tracingopentelemetryopentelemetry-instrumentation

  Ruby

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  Apache License 2.0

  •246246 forks•120120 stars•7272 issues•4949 pull requests•Updated Apr 18, 2026Apr 18, 2026

• opentelemetry-collector-contrib

  Public
  Contrib repository for the OpenTelemetry Collector

  opentelemetryopen-telemetry

  opentelemetryopen-telemetry

  Go

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  Apache License 2.0

  •3.5k3.5k forks•4.6k4.6k stars•734734 issues•272272 pull requests•Updated Apr 18, 2026Apr 18, 2026

• opentelemetry-go-contrib

  Public
  Collection of extensions for OpenTelemetry-Go.

  Go

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  Apache License 2.0

  •765765 forks•1.6k1.6k stars•125125 issues•7777 pull requests•Updated Apr 18, 2026Apr 18, 2026

• opentelemetry-go-build-tools

  Public

  open-telemetry/opentelemetry-go-build-tools’s past year of commit activity
  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 Apr 18, 2026Apr 18, 2026

• opentelemetry-operator

  Public

  open-telemetry/opentelemetry-operator’s past year of commit activity
  Kubernetes Operator for OpenTelemetry Collector

  kubernetes-operatorhacktoberfestopentelemetry+ 1

  kubernetes-operatorhacktoberfestopentelemetryopentelemetry-collector

  Go

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  Apache License 2.0

  •610610 forks•1.7k1.7k stars•303303 issues•8383 pull requests•Updated Apr 18, 2026Apr 18, 2026

• opentelemetry-dotnet-contrib

  Public

  open-telemetry/opentelemetry-dotnet-contrib’s past year of commit activity
  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#

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  Apache License 2.0

  •381381 forks•634634 stars•202202 issues•3434 pull requests•Updated Apr 18, 2026Apr 18, 2026

• semantic-conventions

  Public

  open-telemetry/semantic-conventions’s past year of commit activity
  Defines standards for generating consistent, accessible telemetry across a variety of domains

  Open Policy Agent

  •

  Apache License 2.0

  •345345 forks•556556 stars•737737 issues•4444 pull requests•Updated Apr 18, 2026Apr 18, 2026

• opentelemetry-dotnet

  Public
  The OpenTelemetry .NET Client

  metricsloggingtelemetry+ 9

  metricsloggingtelemetrynetcoreasp-net-coreasp-netdistributed-tracingiloggeriloggerprovideropentelemetry+ 2

  C#

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  Apache License 2.0

  •887887 forks•3.7k3.7k stars•139139 issues•1616 pull requests•Updated Apr 18, 2026Apr 18, 2026

• opentelemetry-network

  Public
  eBPF Collector

  ebpfopentelemetryopen-telemetry

  ebpfopentelemetryopen-telemetry

  C++

  •

  Apache License 2.0

  •6363 forks•404404 stars•3333 issues•77 pull requests•Updated Apr 18, 2026Apr 18, 2026

• opentelemetry-rust

  Public

  open-telemetry/opentelemetry-rust’s past year of commit activity
  The Rust OpenTelemetry implementation

  metricsloggingprometheus+ 4

  metricsloggingprometheustracingzipkinjaegeropentelemetry

  Rust

  •

  Apache License 2.0

  •653653 forks•2.5k2.5k stars•218218 issues•8787 pull requests•Updated Apr 18, 2026Apr 18, 2026

• opentelemetry-php-distro

  Public

  open-telemetry/opentelemetry-php-distro’s past year of commit activity
  PHP

  •

  Apache License 2.0

  •22 forks•33 stars•11 issue•1111 pull requests•Updated Apr 18, 2026Apr 18, 2026

• opentelemetry-php-contrib

  Public
  opentelemetry-php-contrib

  PHP

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  Apache License 2.0

  •131131 forks•107107 stars•00 issues•2727 pull requests•Updated Apr 18, 2026Apr 18, 2026

• opentelemetry-go-instrumentation

  Public

  open-telemetry/opentelemetry-go-instrumentation’s past year of commit activity
  OpenTelemetry Auto Instrumentation using eBPF

  gogolangmetrics+ 5

  gogolangmetricstelemetryinstrumentationtracingebpfobservability

  C

  •

  Apache License 2.0

  •133133 forks•999999 stars•109109 issues•1515 pull requests•Updated Apr 18, 2026Apr 18, 2026

• sig-security

  Public
  Python

  •

  Apache License 2.0

  •1717 forks•1414 stars•4242 issues•11 pull request•Updated Apr 18, 2026Apr 18, 2026

• opentelemetry-lambda

  Public

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

  •234234 forks•426426 stars•3030 issues•1515 pull requests•Updated Apr 17, 2026Apr 17, 2026

• opentelemetry-collector

  Public
  OpenTelemetry Collector

  monitoringmetricstelemetry+ 3

  monitoringmetricstelemetryobservabilityopentelemetryopen-telemetry

  Go

  •

  Apache License 2.0

  •2k2k forks•6.9k6.9k stars•630630 issues•9292 pull requests•Updated Apr 17, 2026Apr 17, 2026

• sig-project-infra

  Public

  open-telemetry/sig-project-infra’s past year of commit activity
  Go

  •

  Apache License 2.0

  •66 forks•22 stars•55 issues•1919 pull requests•Updated Apr 17, 2026Apr 17, 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•191191 issues•4646 pull requests•Updated Apr 17, 2026Apr 17, 2026

• opentelemetry-helm-charts

  Public
  OpenTelemetry Helm Charts

  Go Template

  •

  Apache License 2.0

  •735735 forks•544544 stars•127127 issues•2020 pull requests•Updated Apr 17, 2026Apr 17, 2026

• opentelemetry-ecosystem-explorer

  Public

  open-telemetry/opentelemetry-ecosystem-explorer’s past year of commit activity
  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

  •1111 forks•88 stars•4040 issues•33 pull requests•Updated Apr 17, 2026Apr 17, 2026