Software Testing Tools
Software Testing Tools
Test coverage calculators, mutation score analyzers, test pyramid validators, performance testing calculators, and software testing reference tools that run entirely in your browser.
🔒 Browser-only — no data sent
⚡ Zero account required
📦 12 free tools
strategy
Test Pyramid Calculator→
Analyze test suite composition against the ideal unit/integration/E2E pyramid ratio.
coverage
Test Coverage ROI Calculator→
Calculate the engineering effort needed to reach a coverage target and expected defect reduction.
coverage
Mutation Score Reference→
Reference guide to mutation testing — Stryker, PITest, mutation score, and equivalent mutants.
data
Test Data Reference→
Reference guide to test data patterns — factories, Faker, database seeding, and test isolation.
integration
Contract Testing Reference→
Reference guide to contract testing — Pact, consumer-driven contracts, and schema registries.
performance
Performance Test Load Calculator→
Calculate virtual user count and load test parameters from target RPS and response time.
quality
Flaky Test Root Cause Reference→
Reference guide to flaky test root causes — timing, shared state, network calls, and random data.
quality
Test Name Validator→
Validate test names against Given-When-Then, Should, and three-part naming conventions.
strategy
Property-Based Testing Reference→
Reference guide to property-based testing — Hypothesis, fast-check, shrinking, and property types.
accessibility
Accessibility Testing Reference→
Reference guide to automated and manual accessibility testing — axe-core, screen readers, and keyboard testing.
frontend
Visual Regression Testing Reference→
Reference guide to visual regression testing — Playwright, Percy, Chromatic, and baseline management.
strategy
Test Suite Health Calculator→
Score overall test suite health from flakiness, speed, coverage, and maintenance burden.