Repositories list

• opentelemetry-java

  Public

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

  opentelemetry

  Java

  •

  Apache License 2.0

  •936•2.3k•141•33•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry.io

  Public

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

  documentationopentelemetry

  JavaScript

  •

  Creative Commons Attribution 4.0 International

  •1.6k•838•410•54•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-java-contrib

  Public
  Java

  •

  Apache License 2.0

  •173•256•60•11•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-collector-contrib

  Public

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

  opentelemetryopen-telemetry

  Go

  •

  Apache License 2.0

  •3.3k•4.3k•731•184•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-rust

  Public

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

  metricsloggingprometheus+ 4tracingzipkinjaegeropentelemetry

  Rust

  •

  Apache License 2.0

  •618•2.4k•227•64•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-rust-contrib

  Public

  open-telemetry/opentelemetry-rust-contrib’s past year of commit activity
  OpenTelemetry Contrib Packages for Rust

  Rust

  •

  Apache License 2.0

  •80•74•41•26•Updated Jan 20, 2026Jan 20, 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

  •302•496•684•40•Updated Jan 20, 2026Jan 20, 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

  •732•1.6k•131•69•Updated Jan 20, 2026Jan 20, 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

  Go

  •

  Apache License 2.0

  •232•369•48•22•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-js

  Public

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

  apimonitoringmetrics+ 2telemetrydistributed-tracing

  TypeScript

  •

  Apache License 2.0

  •989•3.2k•215•49•Updated Jan 20, 2026Jan 20, 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

  Go

  •

  Apache License 2.0

  •364•3k•66•19•Updated Jan 20, 2026Jan 20, 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

  •1k•2.4k•239•76•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-python

  Public

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

  pythonsdkmetrics+ 5loggingdistributed-tracingtracecontextopentelemetrycorrelationcontext

  Python

  •

  Apache License 2.0

  •783•2.3k•357•80•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-collector

  Public

  open-telemetry/opentelemetry-collector’s past year of commit activity
  OpenTelemetry Collector

  monitoringmetricstelemetry+ 3observabilityopentelemetryopen-telemetry

  Go

  •

  Apache License 2.0

  •1.8k•6.5k•609•65•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-go

  Public

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

  metricsloggingtracing+ 1opentelemetry

  Go

  •

  Apache License 2.0

  •1.2k•6.2k•140•56•Updated Jan 20, 2026Jan 20, 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

  •67•306•194•16•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-php-contrib

  Public

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

  PHP

  •

  Apache License 2.0

  •122•97•0•25•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-operator

  Public

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

  kubernetes-operatorhacktoberfestopentelemetry+ 1opentelemetry-collector

  Go

  •

  Apache License 2.0

  •583•1.6k•298•65•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-android

  Public

  open-telemetry/opentelemetry-android’s past year of commit activity
  OpenTelemetry Tooling for Android

  Kotlin

  •

  Apache License 2.0

  •84•267•81•17•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-php

  Public

  open-telemetry/opentelemetry-php’s past year of commit activity
  The OpenTelemetry PHP Library

  phpmetricslogging+ 4tracingopentelemetryopen-telemetryopentelemetry-php

  PHP

  •

  Apache License 2.0

  •214•875•50•17•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-swift

  Public

  open-telemetry/opentelemetry-swift’s past year of commit activity
  OpenTelemetry API for Swift

  Swift

  •

  Apache License 2.0

  •210•326•117•11•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-erlang

  Public

  open-telemetry/opentelemetry-erlang’s past year of commit activity
  OpenTelemetry Erlang SDK

  Erlang

  •

  Apache License 2.0

  •127•387•116•26•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-ruby

  Public

  open-telemetry/opentelemetry-ruby’s past year of commit activity
  OpenTelemetry Ruby API & SDK, and related gems

  metricstelemetryhacktoberfest+ 4distributed-tracingopentelemetryopentelemetry-rubyopentelemetry-api

  Ruby

  •

  Apache License 2.0

  •277•556•60•28•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-collector-releases

  Public

  open-telemetry/opentelemetry-collector-releases’s past year of commit activity
  OpenTelemetry Collector Official Releases

  opentelemetryopen-telemetry

  Go

  •

  Apache License 2.0

  •226•428•40•3•Updated Jan 20, 2026Jan 20, 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+ 3observabilityopentelemetrysemconv

  Rust

  •

  Apache License 2.0

  •64•309•107•17•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-ebpf-instrumentation

  Public

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

  •

  Apache License 2.0

  •68•340•76•8•Updated Jan 20, 2026Jan 20, 2026

• opentelemetry-dotnet-instrumentation

  Public

  open-telemetry/opentelemetry-dotnet-instrumentation’s past year of commit activity
  OpenTelemetry .NET Automatic Instrumentation

  C++

  •

  Apache License 2.0

  •128•446•88•9•Updated Jan 20, 2026Jan 20, 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+ 4tracingdistributed-tracingopentelemetryopentelemetry-instrumentation

  Ruby

  •

  Apache License 2.0

  •229•116•57•44•Updated Jan 20, 2026Jan 20, 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

  •50•51•16•2•Updated Jan 20, 2026Jan 20, 2026

• build-tools

  Public

  open-telemetry/build-tools’s past year of commit activity
  Building tools provided by OpenTelemetry

  opentelemetry

  Dockerfile

  •

  Apache License 2.0

  •59•42•6•4•Updated Jan 20, 2026Jan 20, 2026