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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

Docker-sponsored Projects

Community 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 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 8.2k 1.7k

  2. testcontainers-dotnet Public

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

    C# 4k 304

  3. 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 3.9k 523

  4. 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 2k 206

  5. 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 1.7k 302

  6. testcontainers-rs Public

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

    Rust 833 146

Repositories

Showing 10 of 68 repositories
  • 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 8,150 MIT 1,680 404 (23 issues need help) 383 Updated Mar 4, 2025
  • testcontainers-dotnet Public

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

    C# 3,950 MIT 304 45 (3 issues need help) 20 Updated Mar 4, 2025
  • 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 2,035 MIT 206 34 (13 issues need help) 7 Updated Mar 4, 2025
  • .github Public
    0 2 0 0 Updated Mar 4, 2025
  • testcontainers-elixir Public

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

    Elixir 120 MIT 18 6 (2 issues need help) 5 Updated Mar 3, 2025
  • testcontainers-rs-modules-community Public

    Community maintained modules for Testcontainers for Rust

    Rust 118 MIT 54 8 (3 issues need help) 5 Updated Mar 3, 2025
  • testcontainers-rs Public

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

    Rust 833 Apache-2.0 146 17 (4 issues need help) 3 Updated Mar 3, 2025
  • 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.

    Go 3,879 MIT 523 90 (4 issues need help) 35 Updated Mar 3, 2025
  • moby-ryuk Public

    Schedule Moby/Docker containers cleanup after specific delay.

    Go 206 MIT 36 6 10 Updated Mar 1, 2025
  • 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 1,707 Apache-2.0 303 94 (5 issues need help) 37 Updated Feb 26, 2025