info:To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
---
# Composer API
# Composer API **(FREE)**
This is the API documentation for [Composer Packages](../../user/packages/composer_repository/index.md).
info:To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
---
# Conan API
# Conan API **(FREE)**
This is the API documentation for [Conan Packages](../../user/packages/conan_repository/index.md).
info:To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
---
# Go Proxy API
# Go Proxy API **(FREE SELF)**
This is the API documentation for [Go Packages](../../user/packages/go_proxy/index.md).
This API is behind a feature flag that is disabled by default. GitLab administrators with access to
info:To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
---
# Helm API
# Helm API **(FREE)**
This is the API documentation for [Helm](../../user/packages/helm_repository/index.md).
info:To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
---
# Maven API
# Maven API **(FREE)**
This is the API documentation for [Maven Packages](../../user/packages/maven_repository/index.md).
info:To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.example/handbook/engineering/ux/technical-writing/#assignments
---
# npm API
# npm API **(FREE)**
This is the API documentation for [npm Packages](../../user/packages/npm_registry/index.md).
info:To determine the technical writer assigned to the Stage/Group associated with this page, see https://about..example/handbook/engineering/ux/technical-writing/#assignments
---
# NuGet API
# NuGet API **(FREE)**
This is the API documentation for [NuGet Packages](../../user/packages/nuget_repository/index.md).
info:To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
---
# PyPI API
# PyPI API **(FREE)**
This is the API documentation for [PyPI Packages](../../user/packages/pypi_repository/index.md).
info:To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
---
# Ruby gems API
# Ruby gems API **(FREE SELF)**
This is the API documentation for [Ruby gems](../../user/packages/rubygems_registry/index.md).