UD5 Toolkit
URL Component Encoder/Decoder - Online encodeURIComponent
Encode or decode a string for use in a URL query parameter. See the raw and encoded versions. Dev tool.
Encoder & Decoder Tools - Encoding Made Easy
28+ toolsHashid Encoder/Decoder - Online Short Unique IDs from Numbers
Convert integers into short, unique, YouTube‑style IDs (hashids) and decode them back. Customize salt and minimum length.
Invisible Text Generator - Online Zero‑Width Secret Messages
Encode a hidden message using zero‑width characters. The message looks like normal text. Decode with the same tool.
Geohash Encoder/Decoder - Online Lat/Lon to String
Encode latitude/longitude into a geohash string and decode a geohash back to coordinates with precision info. Local algorithm.
Base64 to UTF‑8 Converter - Online Decode Text
Decode a Base64 encoded string that contains UTF‑8 text (emojis, international characters). See the raw output. Local.
UTF‑8 to Base64 Converter - Online Encode Text
Encode any text, including emojis and foreign scripts, into a Base64 string. Perfect for data URLs. Local.
Base32 to Hex Converter - Online Custom Base Tool
Convert between Base32 encoded strings and hexadecimal. Work with low‑level data representations. All local.
Text to Binary String - Online 0s and 1s Converter
Convert any text to a long string of binary digits. Perfect for learning binary representation. Local conversion.
File to Base64 Encoder/Decoder - Online Download
Encode any file into a Base64 string that you can copy, or decode a Base64 string back to a downloadable file. Pure frontend.
Shift Cipher Encoder - Online Caesar & ROT0‑25
Apply a classic Caesar shift cipher with any key. Encrypt or decrypt text instantly. Brute force option included.
Text to Emoji Cipher - Online Encode Secret Messages
Convert your text into a string of emojis using a simple substitution cipher. Share secret messages that look fun. Decode them with the same tool. All local.
Text to Number Code - Online A1Z26 Encoder
Encode letters to their position in the alphabet (A=1, B=2...) and decode back. A classic puzzle tool. No data leaves your device.
Base62 Encoder & Decoder - Online Shorten IDs
Encode text or numbers into base62 (0‑9a‑zA‑Z) and decode back. Ideal for shortening integer IDs and URLs. Local.
Pigpen Cipher Encoder - Online Masonic Symbol Translator
Encrypt text into the classic pigpen symbols and decode them back. Fun for treasure hunts and mystery games.
Braille to Text Converter - Online Decode Dot Patterns
Enter Braille dot numbers (1‑6) or paste Unicode Braille to decode into English text. Companion to text‑to‑Braille.
Hex to Text Converter - Online Hexadecimal Decoder
Decode hexadecimal values back to human-readable text. Ideal for debugging and data recovery. Works fully offline in your browser, keeping your data secure.
Text to Binary & Binary to Text Converter - Online Translator
Convert text into binary digits and decode binary back to readable text. Handy for education and computer science. All conversions performed locally in your browser.
Text to Hex Converter - Online String to Hexadecimal Encoder
Convert any text string to a sequence of hexadecimal pairs. Useful for programming and data representation. All conversion happens locally in your browser.
Base32 Encoder & Decoder - Online Base32 Converter
Encode or decode text using Base32 scheme. Ideal for legacy systems and data obfuscation. Works completely offline in your browser for maximum security.
Text to Morse Code Decoder - Online CW Translation Tool
Translate text to Morse code with audio playback. Adjust speed and tone. An educational tool for amateur radio enthusiasts. Works offline.
Binary to Text Converter - Online Decode Bits to String
Paste binary sequences and convert them back to readable text. Supports space-separated and 8-bit formatted strings. Quick encoding reconversion.
ROT13 Encoder & Decoder - Online Caesar Cipher ROT13
Easily apply ROT13 cipher to obfuscate or reveal text. A classic letter substitution cipher that works bidirectionally. Purely client-side processing.
HTML Entity Encoder & Decoder - Online Escape Tool
Encode special characters to HTML entities or decode them back to normal text. Perfect for web developers to sanitize or reverse HTML escaping. All processing is client-side.
URL Encoder & Decoder - Online Percent Encoding Tool
Encode special characters into URL-safe format or decode percent-encoded strings back to plain text. Fast and reliable, runs locally in your browser.
Base64 Encoder & Decoder - Online Base64 Converter
Convert text and files to Base64 or decode Base64 back to original content. Processed locally with no server upload, ensuring complete data security.
Text to Binary Converter - Online ASCII Bit Translator
Convert any text into its binary representation (8-bit per character). See the raw bits. Suitable for learning computer fundamentals. All local.
Morse Code Translator - Online Morse Encoder & Decoder
Translate text to Morse code and decode Morse signals back to text. Sound playback supported. Learn and experiment with Morse code directly in browser.
Caesar Cipher Encoder & Decoder - Online Shift Cipher Tool
Encrypt and decrypt messages using the classic Caesar cipher with configurable shift key. Fun for puzzles and basic cryptography lessons. Entirely browser-based.