01
Encoding Tools
A comprehensive encoding toolkit: Base64 encode/decode, URL percent-encoding, JWT inspection and generation, HTML entity escaping, MD5/SHA/SHA-256/SHA-512/bcrypt/HMAC hashing, hex and binary encoding, UUID/ULID/NanoID generators, QR code tools, ROT13, Caesar cipher, Morse code, and more.
33 tools
Popular
Base64 Encoder
Encode text or files to Base64 with URL-safe option.
Base64 Decoder
Decode Base64 strings back to plain text or binary.
URL Encoder
Percent-encode URLs and query string parameters.
SHA-256 Hash Generator
Compute SHA-256 digests — the gold standard for integrity.
Bcrypt Generator
Hash passwords with bcrypt — the secure way.
JWT Decoder
Inspect the header, payload and signature of any JWT.
JWT Encoder
Build and sign JSON Web Tokens with any algorithm.
QR Code Generator
Generate QR codes from URLs, text, Wi-Fi, vCards.
UUID Generator
Generate v1, v4 and v7 UUIDs in bulk.
UUID v7 Generator
Generate time-ordered UUID v7s — ideal for database keys.
All Encoding Tools
Image to Base64
Convert images to Base64 data URIs for CSS and HTML.
Base64 to Image
Decode a Base64 data URI and preview the image.
URL Decoder
Decode percent-encoded URLs back to readable text.
HTML Encoder
Escape special characters to HTML entities.
HTML Decoder
Decode HTML entities back to plain text.
HTML Entity Converter
Look up HTML entities by name, character, or code.
Text to Hex
Convert text strings to hexadecimal encoding.
Hex to Text
Decode hexadecimal strings back to readable text.
Hex to RGB
Convert hex colour codes to RGB values and back.
ASCII Converter
Convert between text, ASCII codes, and character tables.
Unicode Converter
Convert text to Unicode code points, escape sequences, and back.
ROT13 Encoder / Decoder
Apply the ROT13 Caesar cipher to any text.
Caesar Cipher
Encode and decode text with a configurable letter shift.
MD5 Hash Generator
Compute the MD5 hash of any string.
SHA-1 Hash Generator
Compute SHA-1 digests of any string.
SHA-512 Hash Generator
Compute SHA-512 digests of any string.
HMAC Generator
Generate HMAC-SHA256/SHA512 message authentication codes.
Morse Code Translator
Translate text to Morse code and decode Morse back to text.
QR Code Reader
Decode QR codes from uploaded images.
Punycode Converter
Encode and decode internationalised domain names (IDN).
ULID Generator
Generate Universally Unique Lexicographically Sortable Identifiers.
Nano ID Generator
Generate tiny, URL-safe random IDs.
Slugify (Encoding)
Convert text to URL-safe slugs for routing and IDs.
About Encoding Tools
A comprehensive encoding toolkit: Base64 encode/decode, URL percent-encoding, JWT inspection and generation, HTML entity escaping, MD5/SHA/SHA-256/SHA-512/bcrypt/HMAC hashing, hex and binary encoding, UUID/ULID/NanoID generators, QR code tools, ROT13, Caesar cipher, Morse code, and more. All encoding tools on TryDevTools run entirely in your browser — no data is sent to any server, and no account is required.