RestTestGen

Spec sheet

Purpose

RestTestGen is a framework and tool for automated black-box end-to-end testing of RESTful web APIs over HTTP.Read 5 Oct 2026 · github.com

Deployment

The project can be built and run with Docker, Gradle, or IntelliJ IDEA; DeepREST has a dedicated Dockerfile.Read 5 Oct 2026 · github.com

Founded

2022Read 28 Sep 2026 · github.com

Analysis and output

It provides status-code and security oracles, coverage measurements, reports, and replayable JUnit plus REST-assured test cases.Read 5 Oct 2026 · github.com

API requirement

Testing an API requires its OpenAPI specification and a deployed instance reachable over HTTP.Read 5 Oct 2026 · github.com

Audience and support

The maintainers describe the framework as intended for researchers, practitioners, and developers, and invite contributions through pull requests.Read 5 Oct 2026 · github.com

Authentication

Authenticated API testing uses user-provided commands that return authentication parameters as JSON, and only one command is used at a time.Read 5 Oct 2026 · github.com

Docker limitation

The RestTestGen Docker container includes Java 11 and Gradle 8.14 but does not include Python, which may be needed by user authentication scripts.Read 5 Oct 2026 · github.com

Integration

The NLP-based specification enhancement strategy requires a separately deployed NLP2REST Rule Extraction service.Read 5 Oct 2026 · github.com

OpenAPI support

The framework parses OpenAPI v3 specifications in JSON and YAML formats.Read 5 Oct 2026 · github.com

Security and license

The repository is licensed under Apache License 2.0; its included mass assignment strategy tests for that vulnerability class.Read 5 Oct 2026 · github.com

Strategies

Included strategies cover nominal and error testing, mass assignment security testing, natural-language enhancement of OpenAPI specifications, and DeepREST reinforcement learning.Read 5 Oct 2026 · github.com

System requirements

The maintainers recommend Ubuntu and report testing the current version on Ubuntu 22.04 LTS; running with Gradle requires Java 11.Read 5 Oct 2026 · github.com

Test generation

It supports parameter value generation and retrieval, mutation operators, response processors, and configurable operation sorting.Read 5 Oct 2026 · github.com

Plans and prices

Every RestTestGen plan and price →

Where Specifiction places it

• API Testing Tools#29 of 347.4