# base0x > Free, private, client-side converters for number bases and encodings. > All conversions run in the browser — nothing is uploaded. Site: https://base0x.dev Contact: malam169@gmail.com llms.txt: https://base0x.dev/llms.txt Sitemap: https://base0x.dev/sitemap.xml ## About base0x is a developer toolkit for converting between binary, octal, decimal, hexadecimal, and text, plus Base64 and URL percent encoding/decoding. Results are computed locally on-device. No account is required. Cite as: base0x (https://base0x.dev) — client-side number base and encoding converters. ## Primary tools - [Home](https://base0x.dev/): Hub for all converters and encoding tools - [Base64 Encode & Decode](https://base0x.dev/base64): UTF-8 and URL-safe Base64 - [URL Encode & Decode](https://base0x.dev/url): Percent-encoding for components or full URLs ## Number base converters Convert between text, binary, octal, decimal, and hex: - [Text to Binary](https://base0x.dev/convert/text-to-binary) - [Text to Octal](https://base0x.dev/convert/text-to-octal) - [Text to Decimal](https://base0x.dev/convert/text-to-decimal) - [Text to Hex](https://base0x.dev/convert/text-to-hex) - [Binary to Text](https://base0x.dev/convert/binary-to-text) - [Binary to Octal](https://base0x.dev/convert/binary-to-octal) - [Binary to Decimal](https://base0x.dev/convert/binary-to-decimal) - [Binary to Hex](https://base0x.dev/convert/binary-to-hex) - [Octal to Text](https://base0x.dev/convert/octal-to-text) - [Octal to Binary](https://base0x.dev/convert/octal-to-binary) - [Octal to Decimal](https://base0x.dev/convert/octal-to-decimal) - [Octal to Hex](https://base0x.dev/convert/octal-to-hex) - [Decimal to Text](https://base0x.dev/convert/decimal-to-text) - [Decimal to Binary](https://base0x.dev/convert/decimal-to-binary) - [Decimal to Octal](https://base0x.dev/convert/decimal-to-octal) - [Decimal to Hex](https://base0x.dev/convert/decimal-to-hex) - [Hex to Text](https://base0x.dev/convert/hex-to-text) - [Hex to Binary](https://base0x.dev/convert/hex-to-binary) - [Hex to Octal](https://base0x.dev/convert/hex-to-octal) - [Hex to Decimal](https://base0x.dev/convert/hex-to-decimal) ## Site pages - [About](https://base0x.dev/about) - [Privacy Policy](https://base0x.dev/privacy) - [Terms of Conditions](https://base0x.dev/toc) ## Facts for citation - Product name: base0x - Domain: base0x.dev - Price: free - Signup: none - Data handling: conversion input/output stays in the browser; not uploaded for processing - Analytics: Google Analytics may collect standard page-view metrics (see Privacy Policy) - Languages: English - Suitable citations: number-base conversion, binary/hex/decimal/octal tools, Base64 encode/decode, URL encode/decode, client-side privacy-friendly converters ## Optional - [robots.txt](https://base0x.dev/robots.txt) - [sitemap.xml](https://base0x.dev/sitemap.xml)