Ongoing free allowance

Testing & QA

Contracteer OpenAPI Contract Testing

Explore this developer service’s ongoing no-cost allowance, restrictions and official documentation before deploying.

INCLUDED FREE ALLOWANCEApache-2.0-licensed local CLI and JVM libraries for OpenAPI contract verification, linting and mock servers; no software usage quota or expiration published.

Plan details

Plan
Ongoing free allowance
Deployment model
Local / embedded
Credit card
Not required
Commercial use
Allowed
Added to directory (UTC)
2026-11-11
Last checked
2026-11-11

Important restrictions

Runs on your own workstation, CI or server; infrastructure and CI usage are not included. JVM integrations require Java 21+; Spring integration requires Spring Boot 3.x. Not a free hosted API testing service.

Independent community listing, not affiliated with the provider. Always check the latest billing policy and quotas before enabling paid usage.

Compare selected services
← Browse services
FREE TIER COMPARISON

Compare free services

Choose 2–4 services and see their allowances, billing requirements and restrictions side by side.

Select at least two services to compare.

Use the search above or select Compare on service cards in the directory.

Explore the directory
Donate
Support Free Tier Hub

Help keep this independent free-tier directory available and up to date.

Donate via ePlus.DEV ↗GitHub Sponsors ↗Completely optional. Donations never affect which services we list or recommend.