Encode & Decode
Convert between text encodings and transfer-safe formats. Pick Base64 for binary-safe ASCII, URL encoding for query strings, Unicode escapes for logs, or JWT decode to inspect claims — without uploading your data.
Which tool for which job
Each primary search intent maps to one canonical tool so pages do not compete with each other.
- Base64 encode & decode text for APIs and Basic AuthOwns: base64 encode · base64 decode
- Unicode escape encode & decode (\uXXXX) for logs and JSONOwns: unicode escape
- URL percent-encode & decode query strings safelyOwns: url encode · url decode
- Decode JWT header & payload claims in the browserOwns: jwt decode
- Convert numbers between binary, octal, decimal, and hexOwns: number base converter
- HTML entity encode & decode (named or numeric)Owns: html entity
- Backslash escape & unescape JSON string valuesOwns: backslash escape