{"$schema":"https://toolsly.tools/schemas/tool-manifest-v1.json","generated":"2026-05-20T20:47:38.226Z","discovery":{"catalog":"https://toolsly.tools/tools.json","llmsTxt":"https://toolsly.tools/llms.txt","sitemap":"https://toolsly.tools/sitemap.xml"},"relatedTools":[{"slug":"qr-code-reader","name":"QR Code Reader","url":"https://toolsly.tools/qr-code-reader"},{"slug":"qr-code-generator","name":"QR Code Generator","url":"https://toolsly.tools/qr-code-generator"},{"slug":"file-to-hex","name":"File to Hex Dump","url":"https://toolsly.tools/file-to-hex"},{"slug":"hex-to-file","name":"Hex to Binary File","url":"https://toolsly.tools/hex-to-file"},{"slug":"wifi-qr-code-generator","name":"Wi-Fi QR Code Generator","url":"https://toolsly.tools/wifi-qr-code-generator"},{"slug":"vcard-qr-code-generator","name":"vCard QR Code Generator","url":"https://toolsly.tools/vcard-qr-code-generator"},{"slug":"barcode-generator","name":"Barcode Generator","url":"https://toolsly.tools/barcode-generator"},{"slug":"base64-encode","name":"Base64 Encode","url":"https://toolsly.tools/base64-encode"}],"kind":"utility","slug":"decimal-to-hex","name":"Decimal to Hex","description":"Convert a decimal integer to hexadecimal — also shows binary and octal. Uppercase output with optional 0x prefix.","longDescription":"Type a decimal number (negative numbers accepted, _-grouping allowed) and instantly get its hex value alongside the binary and octal forms. The hex output is uppercase by default — toggle the 0x prefix on or off to suit your downstream code. Uses BigInt internally so values larger than 2^53 work without precision loss. Runs entirely in your browser.","category":"text","categoryName":"Text & Encoding","keywords":["decimal to hex","decimal to hexadecimal","dec to hex","convert decimal to hex","decimal to hex converter","decimal to hex online","dec2hex","integer to hex","number to hex","base 10 to hex","decimal to hex calculator","decimal to base 16","decimal hex binary octal"],"badge":"Converter","url":"https://toolsly.tools/decimal-to-hex","inputs":[{"type":"text","key":"decimal","label":"Decimal","placeholder":"3735928559","monospace":true,"help":"Underscores and spaces are stripped (so 1_000_000 works)."},{"type":"boolean","key":"prefix","label":"Add 0x prefix to hex output","defaultValue":true}],"outputs":[{"key":"hex","label":"Hex (base 16)"},{"key":"binary","label":"Binary (base 2)"},{"key":"octal","label":"Octal (base 8)"}],"invocation":{"webUi":"https://toolsly.tools/decimal-to-hex","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."}}