Encoders & Inspectors — Free & Private

Encode and decode Base64 text and files, URLs, HTML entities and inspect raw bytes as hex and binary.

Runs 100% in your browser: your files and data never leave your device. No signup, no ads.

Tools in Encoders & Inspectors

Base64 Encoder & Decoder: Encode strings and binary files to Base64 or decode Base64 back to UTF-8.
Base64 File & Data URI Studio: Encode any local file into Base64 / Data URIs, or decode Base64 strings back to downloadable files.
URL & HTML Entity Encoder: Encode/decode URL percent-encoding query parameters and HTML entities.
HTML Entity & Char Codes: Searchable catalog of HTML character entities, decimal and hex codes with one-click copy.
Hex / Binary Stream Inspector: Inspect raw binary streams and text in canonical 16-byte hexdump format with byte statistics and search.
Unicode Character Inspector: Inspect characters for Unicode code points (U+XXXX), decimal codes, UTF-8/UTF-16 byte sequences, and HTML entities.
String Escape & Unescape Studio: Escape and unescape strings for JSON, JavaScript, HTML, SQL, Regex, and CSV format standards.