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Head-to-head · BDD Testing Tools

Karate vs Reqnroll

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Karate #3 in BDD Testing Tools 8.3/10 Free plan Free plan✓ 4 of 4 features Visit Karate
Reqnroll #9 in BDD Testing Tools 7.4/10 Free plan Free plan✓ 4 of 4 features Visit Reqnroll

Karate leads on 0 checks, Reqnroll on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreKarate · 8.3/10
  • Free planboth

Karate scores higher on our rubric for bdd testing tools: 8.3 against 7.4 out of 10; our editors rank them #3 and #9.

Karate is the better fit for teams testing APIs and web applications. Reqnroll is the better fit for .NET teams migrating from SpecFlow.

  • Karate fits best

    Teams testing APIs and web applications

  • Reqnroll fits best

    .NET teams migrating from SpecFlow

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Side by side

Feature Karate 8.3/10 Visit ↗ Reqnroll 7.4/10 Visit ↗
At a glance
Editor score 8.3 7.4
Ranking #3 in BDD Testing Tools #9 in BDD Testing Tools
Best for Teams testing APIs and web applications .NET teams migrating from SpecFlow
Pricing model Free plan + paid Free plan + paid
Starting price — €400/user/yr
Free plan ✓ ✓
Free trial — —
Deployment Self-hosted Desktop
Platforms Windows, macOS, Linux Windows, macOS, Linux
Support Email, Community, Docs Email, Community, Docs
Integrations 9 integrations 8 integrations
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Karate 4/4 · Reqnroll 4/4
Gherkin support ✓ ✓
Parallel execution ✓ ✓
Browser testing ✓ ✓
API access ✓ ✓
Specs
Supported languages Not checked yet Not checked yet
Execution mode Local Local
Our review
Pros
  • Tests REST, GraphQL, SOAP, and HTTP APIs with Gherkin feature files
  • Combines browser automation, mocks, and Gatling performance testing
  • Supports parallel execution and CLI, Maven, Gradle, or Java API runs
  • Gherkin scenarios with Given-When-Then syntax
  • Parallel execution across scenarios, features, and test assemblies
  • Supports NUnit, MSTest, TUnit, and xUnit
Cons
  • Self-hosted deployment requires teams to manage their own environment
  • Paid tiers add key capabilities such as async testing and commercial support
  • Browser automation depends on Chrome, WebDriver, or cross-browser drivers
  • Paid plans are annual support subscriptions, not software licenses
  • Browser testing depends on compatible automation integrations
  • Founded in 2024, with a relatively short operating history
Our verdict

Karate is an open-source test automation framework for teams testing APIs and web applications. Its Gherkin feature files include built-in step definitions, HTTP operations, and assertions, with support for REST, GraphQL, SOAP, and HTTP…

Read the review →

Reqnroll is an open-source, Cucumber-style behavior-driven development framework for .NET. It is designed for teams writing executable specifications in Gherkin and running them as automated acceptance tests. The framework suits .NET teams…

Read the review →
  1. KarateBDD Testing Tools 8.3Free plan
  2. ReqnrollBDD Testing Tools 7.4Free plan

Strengths and trade-offs

  • Karate — where it wins

    • Tests REST, GraphQL, SOAP, and HTTP APIs with Gherkin feature files
    • Combines browser automation, mocks, and Gatling performance testing
    • Supports parallel execution and CLI, Maven, Gradle, or Java API runs

    Where it doesn't

    • Self-hosted deployment requires teams to manage their own environment
    • Paid tiers add key capabilities such as async testing and commercial support
    • Browser automation depends on Chrome, WebDriver, or cross-browser drivers

  • Reqnroll — where it wins

    • Gherkin scenarios with Given-When-Then syntax
    • Parallel execution across scenarios, features, and test assemblies
    • Supports NUnit, MSTest, TUnit, and xUnit

    Where it doesn't

    • Paid plans are annual support subscriptions, not software licenses
    • Browser testing depends on compatible automation integrations
    • Founded in 2024, with a relatively short operating history

More comparisons

All BDD testing tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update