title: OpenTelemetry B3 context propagation
registryType: extension
language: php
tags:
  - php
  - b3
  - extension
  - propagator
license: Apache 2.0
description: >
  This library provides support for propagating trace context in the B3 format.
authors:
  - name: OpenTelemetry Authors
urls:
  repo: https://github.com/open-telemetry/opentelemetry-php/tree/main/src/Extension/Propagator/B3
createdAt: 2023-11-05
