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Testcontainers

What is Testcontainers?

Testcontainers is a set of open source libraries that provides easy and lightweight APIs for bootstrapping local development and test dependencies with real services wrapped in Docker containers. Using Testcontainers, you can write tests that depend on the same services you use in production without mocks or in-memory services.

Implementations

Projects

Incubating Projects

Modules Catalog

Testcontainers offers modules with preconfigured implementations for popular services such as databases, message brokers, and more. Find the full list of modules in the Testcontainers Module Catalog. If you own a Testcontainers module implementation, please submit it to the catalog by creating a pull request to this repository.

Getting Started

To get started with Testcontainers, please refer to the What is Testcontainers, and why should you use it? guide. We recommend you to start with the Getting Started guide.

How to start?

Testcontainers Desktop

Testcontainers Desktop is a free companion app for the open source Testcontainers libraries that enriches the Testcontainers user-experience makes local development and testing with real dependencies even simpler. Read more about Testcontainers Desktop in the documentation.

Try it following the Simple local development with Testcontainers Desktop guide.

Or watch the quick video introduction:

Introducing Testcontainers Desktop

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  1. testcontainers-java testcontainers-java Public

    Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

    Java 8.7k 1.9k

  2. testcontainers-dotnet testcontainers-dotnet Public

    A library to support tests with throwaway instances of Docker containers for all compatible .NET Standard versions.

    C# 4.4k 353

  3. testcontainers-go testcontainers-go Public

    Testcontainers for Go is a Go package that makes it simple to create and clean up container-based dependencies for automated integration/smoke tests. The clean, easy-to-use API enables developers t…

    Go 5k 636

  4. testcontainers-node testcontainers-node Public

    Testcontainers is a NodeJS library that supports tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

    TypeScript 2.6k 270

  5. testcontainers-python testcontainers-python Public

    Testcontainers is a Python library that providing a friendly API to run Docker container. It is designed to create runtime environment to use during your automatic tests.

    Python 2.3k 381

  6. testcontainers-rs testcontainers-rs Public

    A library for integration-testing against docker containers from within Rust.

    Rust 1.1k 195

Repositories

Showing 10 of 57 repositories
  • Docker.DotNet Public Forked from dotnet/Docker.DotNet

    🐳 .NET (C#) Client Library for Docker API

    testcontainers/Docker.DotNet's past year of commit activity
    C# 79 MIT 477 6 (1 issue needs help) 0 Updated Sep 10, 2026
  • testcontainers-dotnet Public

    A library to support tests with throwaway instances of Docker containers for all compatible .NET Standard versions.

    testcontainers/testcontainers-dotnet's past year of commit activity
    C# 4,358 MIT 353 33 (1 issue needs help) 11 Updated Sep 10, 2026
  • testcontainers-go Public

    Testcontainers for Go is a Go package that makes it simple to create and clean up container-based dependencies for automated integration/smoke tests. The clean, easy-to-use API enables developers to programmatically define containers that should be run as part of a test and clean up those resources when the test is done.

    testcontainers/testcontainers-go's past year of commit activity
    Go 4,973 MIT 636 118 (1 issue needs help) 51 Updated Sep 10, 2026
  • testcontainers-java Public

    Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

    testcontainers/testcontainers-java's past year of commit activity
    Java 8,736 MIT 1,925 409 (21 issues need help) 212 Updated Sep 9, 2026
  • testcontainers-site Public

    testcontainers.com website

    testcontainers/testcontainers-site's past year of commit activity
    SCSS 0 MIT 4 2 7 Updated Sep 8, 2026
  • testcontainers-rs Public

    A library for integration-testing against docker containers from within Rust.

    testcontainers/testcontainers-rs's past year of commit activity
    Rust 1,128 Apache-2.0 195 16 (3 issues need help) 15 Updated Sep 7, 2026
  • testcontainers-php Public

    https://www.testcontainers.org implementation for PHP

    testcontainers/testcontainers-php's past year of commit activity
    PHP 214 MIT 33 13 1 Updated Sep 4, 2026
  • testcontainers-node Public

    Testcontainers is a NodeJS library that supports tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

    testcontainers/testcontainers-node's past year of commit activity
    TypeScript 2,604 MIT 270 2 12 Updated Sep 3, 2026
  • moby-ryuk Public

    Schedule Moby/Docker containers cleanup after specific delay.

    testcontainers/moby-ryuk's past year of commit activity
    Go 245 MIT 41 6 12 Updated Sep 1, 2026
  • community-module-registry Public

    Testcontainers Community Module Registry

    testcontainers/community-module-registry's past year of commit activity
    35 69 1 12 Updated Aug 27, 2026