Repositories list

• 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

  •381381 forks•636636 stars•195195 issues•2222 pull requests•Updated Apr 30, 2026Apr 30, 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•300300 issues•8686 pull requests•Updated Apr 30, 2026Apr 30, 2026

• opentelemetry-ebpf-instrumentation

  Public

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

  •

  Apache License 2.0

  •100100 forks•448448 stars•120120 issues•2121 pull requests•Updated Apr 30, 2026Apr 30, 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•879879 stars•419419 issues•8585 pull requests•Updated Apr 30, 2026Apr 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•241241 issues•6060 pull requests•Updated Apr 30, 2026Apr 30, 2026

• opentelemetry-dotnet

  Public

  open-telemetry/opentelemetry-dotnet’s past year of commit activity
  The OpenTelemetry .NET Client

  metricsloggingtelemetry+ 9

  metricsloggingtelemetrynetcoreasp-net-coreasp-netdistributed-tracingiloggeriloggerprovideropentelemetry+ 2

  C#

  •

  Apache License 2.0

  •891891 forks•3.7k3.7k stars•150150 issues•3434 pull requests•Updated Apr 30, 2026Apr 30, 2026

• opentelemetry-go-contrib

  Public

  open-telemetry/opentelemetry-go-contrib’s past year of commit activity
  Collection of extensions for OpenTelemetry-Go.

  Go

  •

  Apache License 2.0

  •767767 forks•1.6k1.6k stars•123123 issues•7575 pull requests•Updated Apr 30, 2026Apr 30, 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•711711 issues•269269 pull requests•Updated Apr 30, 2026Apr 30, 2026

• opentelemetry-browser

  Public

  open-telemetry/opentelemetry-browser’s past year of commit activity
  OpenTelemetry Browser SDK and instrumentation

  TypeScript

  •

  Apache License 2.0

  •1616 forks•3333 stars•2828 issues•77 pull requests•Updated Apr 30, 2026Apr 30, 2026

• opentelemetry-js

  Public
  OpenTelemetry JavaScript Client

  apimonitoringmetrics+ 2

  apimonitoringmetricstelemetrydistributed-tracing

  TypeScript

  •

  Apache License 2.0

  •1k1k forks•3.4k3.4k stars•193193 issues•4949 pull requests•Updated Apr 30, 2026Apr 30, 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

  •137137 forks•1k1k stars•109109 issues•1818 pull requests•Updated Apr 30, 2026Apr 30, 2026

• opentelemetry-rust

  Public
  The Rust OpenTelemetry implementation

  metricsloggingprometheus+ 4

  metricsloggingprometheustracingzipkinjaegeropentelemetry

  Rust

  •

  Apache License 2.0

  •655655 forks•2.6k2.6k stars•218218 issues•8383 pull requests•Updated Apr 30, 2026Apr 30, 2026

• opentelemetry-go

  Public

  open-telemetry/opentelemetry-go’s past year of commit activity
  OpenTelemetry Go API and SDK

  metricsloggingtracing+ 1

  metricsloggingtracingopentelemetry

  Go

  •

  Apache License 2.0

  •1.3k1.3k forks•6.4k6.4k stars•133133 issues•7070 pull requests•Updated Apr 30, 2026Apr 30, 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•44 pull requests•Updated Apr 30, 2026Apr 30, 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•00 pull requests•Updated Apr 30, 2026Apr 30, 2026

• opentelemetry-erlang-contrib

  Public
  OpenTelemetry instrumentation for Erlang & Elixir

  Elixir

  •

  Apache License 2.0

  •160160 forks•210210 stars•5151 issues•5353 pull requests•Updated Apr 30, 2026Apr 30, 2026

• opentelemetry-demo

  Public

  open-telemetry/opentelemetry-demo’s past year of commit activity
  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•7474 issues•1616 pull requests•Updated Apr 30, 2026Apr 30, 2026

• opentelemetry-ebpf-profiler

  Public

  open-telemetry/opentelemetry-ebpf-profiler’s past year of commit activity
  The production-scale datacenter profiler (C/C++, Go, Rust, Python, Java, NodeJS, .NET, PHP, Ruby, Perl, ...)

  profilerebpf

  profilerebpf

  Go

  •

  Apache License 2.0

  •396396 forks•3.1k3.1k stars•6767 issues•2020 pull requests•Updated Apr 30, 2026Apr 30, 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

  •246246 forks•120120 stars•6868 issues•4747 pull requests•Updated Apr 30, 2026Apr 30, 2026

• opentelemetry-weaver-examples

  Public

  open-telemetry/opentelemetry-weaver-examples’s past year of commit activity
  Rust

  •

  Apache License 2.0

  •77 forks•99 stars•11 issue•66 pull requests•Updated Apr 30, 2026Apr 30, 2026

• otel-arrow

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

  Rust

  •

  Apache License 2.0

  •9191 forks•334334 stars•266266 issues•2424 pull requests•Updated Apr 30, 2026Apr 30, 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

  •2020 forks•88 stars•3737 issues•33 pull requests•Updated Apr 30, 2026Apr 30, 2026

• opentelemetry-collector-releases

  Public
  OpenTelemetry Collector Official Releases

  opentelemetryopen-telemetry

  opentelemetryopen-telemetry

  Go

  •

  Apache License 2.0

  •232232 forks•466466 stars•4040 issues•55 pull requests•Updated Apr 30, 2026Apr 30, 2026

• opentelemetry-for-beginners

  Public
  JavaScript

  •

  Apache License 2.0

  •11 fork•22 stars•22 issues•88 pull requests•Updated Apr 30, 2026Apr 30, 2026

• opentelemetry-zig

  Public
  Apache License 2.0

  •00 forks•00 stars•11 issue•11 pull request•Updated Apr 30, 2026Apr 30, 2026

• sig-security

  Public
  Python

  •

  Apache License 2.0

  •1818 forks•1515 stars•4242 issues•11 pull request•Updated Apr 30, 2026Apr 30, 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•396396 stars•107107 issues•1717 pull requests•Updated Apr 29, 2026Apr 29, 2026

• opentelemetry-collector

  Public
  OpenTelemetry Collector

  monitoringmetricstelemetry+ 3

  monitoringmetricstelemetryobservabilityopentelemetryopen-telemetry

  Go

  •

  Apache License 2.0

  •2.1k2.1k forks•6.9k6.9k stars•623623 issues•8181 pull requests•Updated Apr 29, 2026Apr 29, 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

  •1717 forks•110110 stars•5656 issues•44 pull requests•Updated Apr 29, 2026Apr 29, 2026

• opentelemetry-java

  Public
  OpenTelemetry Java SDK

  opentelemetry

  opentelemetry

  Java

  •

  Apache License 2.0

  •966966 forks•2.4k2.4k stars•141141 issues•3434 pull requests•Updated Apr 29, 2026Apr 29, 2026