Math & Numbers
Convert kilometers per hour to miles per hour with configurable decimal precision
kmh-to-mphDevelopment
Query arbitrary JSON with JSONPath expressions, preview matches, switch output modes, and save reusable query templates
jsonpath-query-toolValidation
Detect common WCAG 2.1 accessibility issues in HTML, fetched pages, or design images and return fix-ready guidance
accessibility-checkerMath & Numbers
Convert Celsius to Fahrenheit with configurable decimal precision
celsius-to-fahrenheitDevelopment
Parse cron schedules, validate standard or Quartz syntax, and visualize the next execution times on a timeline and grouped calendar view
cron-expression-visualizerMath & Numbers
Convert kilometers to miles with configurable decimal precision
km-to-milesDevelopment
Generate polished API documentation from OpenAPI or annotated comments
api-doc-generatorDevelopment
Measure cyclomatic and cognitive complexity across multiple programming languages
code-complexity-analyzerDevelopment
Compare two database schemas and generate migration-oriented change reports
database-schema-diffDevelopment
Generate cURL and common language code snippets from a request URL, method, headers, query parameters, and body
api-request-code-snippet-generatorMath & Numbers
Convert centimeters to inches with configurable decimal precision
cm-to-inchesDevelopment
Convert JSON Schema JSON/YAML definitions into ready-to-use Zod schemas with nested objects, arrays, enums, and common validation rules
json-schema-to-zod-schema-converter