Repositories list

• otel-arrow

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

  Rust

  •

  Apache License 2.0

  •69•306•202•15•Updated Jan 24, 2026Jan 24, 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

  •305•500•680•39•Updated Jan 24, 2026Jan 24, 2026

• opentelemetry-java

  Public

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

  opentelemetry

  Java

  •

  Apache License 2.0

  •937•2.3k•142•27•Updated Jan 23, 2026Jan 23, 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

  •1.1k•2.4k•236•70•Updated Jan 23, 2026Jan 23, 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•75•44•27•Updated Jan 23, 2026Jan 23, 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

  •622•2.4k•227•67•Updated Jan 23, 2026Jan 23, 2026

• opentelemetry-go-instrumentation

  Public

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

  gogolangmetrics+ 5telemetryinstrumentationtracingebpfobservability

  C

  •

  Apache License 2.0

  •133•967•107•6•Updated Jan 23, 2026Jan 23, 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•737•196•Updated Jan 23, 2026Jan 23, 2026

• weaver

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

  documentationpolicycodegen+ 3observabilityopentelemetrysemconv

  Rust

  •

  Apache License 2.0

  •65•310•107•16•Updated Jan 23, 2026Jan 23, 2026

• opentelemetry-dotnet-instrumentation

  Public
  OpenTelemetry .NET Automatic Instrumentation

  C++

  •

  Apache License 2.0

  •129•447•85•6•Updated Jan 23, 2026Jan 23, 2026

• opentelemetry-android

  Public
  OpenTelemetry Tooling for Android

  Kotlin

  •

  Apache License 2.0

  •85•268•82•15•Updated Jan 23, 2026Jan 23, 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 find their home here.

  dotnetdotnet-coreopentelemetry

  C#

  •

  Apache License 2.0

  •364•621•231•6•Updated Jan 23, 2026Jan 23, 2026

• opentelemetry-specification

  Public

  open-telemetry/opentelemetry-specification’s past year of commit activity
  Specifications for OpenTelemetry

  opentelemetry

  Makefile

  •

  Apache License 2.0

  •951•4.2k•604•27•Updated Jan 23, 2026Jan 23, 2026

• opentelemetry-ebpf-profiler

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

  profilerebpf

  Go

  •

  Apache License 2.0

  •366•3k•65•21•Updated Jan 23, 2026Jan 23, 2026

• opentelemetry-java-contrib

  Public
  Java

  •

  Apache License 2.0

  •173•256•58•10•Updated Jan 23, 2026Jan 23, 2026

• community

  Public
  OpenTelemetry community content

  communitycncfopentelemetry

  Python

  •

  Apache License 2.0

  •279•990•116•5•Updated Jan 23, 2026Jan 23, 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•81•Updated Jan 23, 2026Jan 23, 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

  •992•3.3k•217•49•Updated Jan 23, 2026Jan 23, 2026

• opamp-spec

  Public
  OpAMP Specification

  Makefile

  •

  Apache License 2.0

  •46•134•38•4•Updated Jan 23, 2026Jan 23, 2026

• opamp-go

  Public

  open-telemetry/opamp-go’s past year of commit activity
  OpAMP protocol implementation in Go

  Go

  •

  Apache License 2.0

  •102•192•39•10•Updated Jan 23, 2026Jan 23, 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

  •737•1.6k•132•71•Updated Jan 23, 2026Jan 23, 2026

• opentelemetry-js-contrib

  Public

  open-telemetry/opentelemetry-js-contrib’s past year of commit activity
  OpenTelemetry instrumentation for JavaScript modules

  TypeScript

  •

  Apache License 2.0

  •632•881•179•31•Updated Jan 23, 2026Jan 23, 2026

• opentelemetry-proto-go

  Public
  Generated code for OpenTelemetry protobuf data model

  protobufotel

  Makefile

  •

  Apache License 2.0

  •38•37•5•0•Updated Jan 23, 2026Jan 23, 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•17•2•Updated Jan 23, 2026Jan 23, 2026

• opentelemetry-php-distro

  Public
  C++

  •

  Apache License 2.0

  •1•0•1•12•Updated Jan 23, 2026Jan 23, 2026

• opentelemetry-configuration

  Public
  JSON Schema definitions for OpenTelemetry declarative configuration

  JavaScript

  •

  Apache License 2.0

  •33•75•27•6•Updated Jan 23, 2026Jan 23, 2026

• opentelemetry-erlang

  Public
  OpenTelemetry Erlang SDK

  Erlang

  •

  Apache License 2.0

  •127•387•116•28•Updated Jan 23, 2026Jan 23, 2026

• opentelemetry-php

  Public
  The OpenTelemetry PHP Library

  phpmetricslogging+ 4tracingopentelemetryopen-telemetryopentelemetry-php

  PHP

  •

  Apache License 2.0

  •215•875•52•21•Updated Jan 23, 2026Jan 23, 2026

• opentelemetry-php-instrumentation

  Public
  OpenTelemetry PHP auto-instrumentation extension

  C

  •

  Apache License 2.0

  •33•131•0•15•Updated Jan 23, 2026Jan 23, 2026

• opentelemetry-weaver-examples

  Public

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

  •

  Apache License 2.0

  •5•4•1•1•Updated Jan 23, 2026Jan 23, 2026