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Pact (JS) project preview
Developer ToolsAlternative to StoplightAlternative to SwaggerHubAlternative to Postman Contract Tests

Pact (JS)

Consumer-driven contract testing framework for microservices and REST/GraphQL APIs.

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LicenseMIT
GitHub stars2.5k
Last commit1 weeks ago
Tags5 topics
Consumer Driven ContractsContract TestingMicroservice TestingDeveloper ToolsTypescript
Overview

Why consider Pact (JS)?

Pact JS is an open-source consumer-driven contract testing framework for JavaScript and TypeScript. It ensures that microservices communicate compatibly by validating contracts locally without launching complex end-to-end integration environments.

Guided learning

Learn Pact (JS) by building

Practical setup notes, real use cases, and copy-ready examples in one focused guide.

1 min read 2 sections
In this guide2 sections

Overview of Pact JS

Pact prevents breaking API changes from entering production by validating consumer expectations in CI.

Installation

bash
1npm install @pact-foundation/pact --save-dev

Pact JS is licensed under the permissive MIT License.

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Pact (JS) FAQs

Pact (JS) is listed as a Developer Tools tool on TiloBox. Review the overview, features, and official documentation on this page to decide whether it solves your specific workflow.

Start with the project's GitHub repository and official website for supported installation and deployment instructions. Test the setup with representative data or a small project before rolling it out more widely.

Pact (JS) is listed under the MIT license. Read the complete license text and the project's notices before using, modifying, or distributing the software.

Production readiness depends on your requirements. Review maintenance activity, security practices, documentation, backup and upgrade procedures, and compatibility with your stack; then validate it in a non-production environment.

Pact (JS) is listed as an alternative to Stoplight. Compare the core workflow, deployment model, integrations, and licensing against your must-have requirements before switching.