{"$schema":"https://toolsly.tools/schemas/tool-manifest-v1.json","generated":"2026-05-20T20:47:38.344Z","discovery":{"catalog":"https://toolsly.tools/tools.json","llmsTxt":"https://toolsly.tools/llms.txt","sitemap":"https://toolsly.tools/sitemap.xml"},"relatedTools":[{"slug":"bmi-calculator","name":"BMI Calculator","url":"https://toolsly.tools/bmi-calculator"},{"slug":"percentage-calculator","name":"Percentage Calculator","url":"https://toolsly.tools/percentage-calculator"},{"slug":"age-calculator","name":"Age Calculator","url":"https://toolsly.tools/age-calculator"},{"slug":"date-difference","name":"Date Difference Calculator","url":"https://toolsly.tools/date-difference"},{"slug":"tip-calculator","name":"Tip Calculator","url":"https://toolsly.tools/tip-calculator"},{"slug":"timezone-converter","name":"Timezone Converter","url":"https://toolsly.tools/timezone-converter"},{"slug":"aspect-ratio-calculator","name":"Aspect Ratio Calculator","url":"https://toolsly.tools/aspect-ratio-calculator"},{"slug":"bytes-converter","name":"Bytes Converter","url":"https://toolsly.tools/bytes-converter"}],"kind":"utility","slug":"length-converter","name":"Length Converter","description":"Convert between metric and imperial length units — mm, cm, m, km, inches, feet, yards, miles.","longDescription":"Drop in a value, pick the source and target units, and get the conversion plus a full table covering every unit from millimeters to miles. Uses the international definitions (1 inch = 25.4 mm exactly, 1 mile = 1609.344 m exactly), so the imperial-to-metric conversions are exact and not rounded approximations. Runs entirely in your browser.","category":"calc","categoryName":"Calculators","keywords":["length converter","distance converter","cm to inches","inches to cm","feet to meters","meters to feet","miles to km","km to miles","mm to inches","yards to meters","metric to imperial","imperial to metric","length unit calculator","convert length"],"badge":"Converter","url":"https://toolsly.tools/length-converter","inputs":[{"type":"number","key":"value","label":"Value","defaultValue":100,"step":0.0001},{"type":"select","key":"from","label":"From","defaultValue":"m","choices":[{"value":"mm","label":"mm (millimeter)"},{"value":"cm","label":"cm (centimeter)"},{"value":"m","label":"m (meter)"},{"value":"km","label":"km (kilometer)"},{"value":"in","label":"in (inch)"},{"value":"ft","label":"ft (foot)"},{"value":"yd","label":"yd (yard)"},{"value":"mi","label":"mi (mile)"}]},{"type":"select","key":"to","label":"To","defaultValue":"ft","choices":[{"value":"mm","label":"mm (millimeter)"},{"value":"cm","label":"cm (centimeter)"},{"value":"m","label":"m (meter)"},{"value":"km","label":"km (kilometer)"},{"value":"in","label":"in (inch)"},{"value":"ft","label":"ft (foot)"},{"value":"yd","label":"yd (yard)"},{"value":"mi","label":"mi (mile)"}]}],"outputs":[{"key":"converted","label":"Converted value"},{"key":"meters","label":"In meters"},{"key":"table","label":"All units","multiline":true}],"invocation":{"webUi":"https://toolsly.tools/length-converter","api":null,"notes":"Currently invoked via the web UI at `webUi`. Inputs are form fields; outputs are structured text values. A remote MCP/REST API is planned."}}