Categories
Encoding & Security
Encode strings, generate secure values, and inspect tokens safely. This collection groups fast, focused utility pages around one area of work.
24 tools
ASCII to Hex
Convert plain text to hexadecimal bytes.
Base Converter
Convert numbers between bases 2 to 36.
Base32 Encode / Decode
Encode text to Base32 or decode Base32 back to text.
Base64 Encode / Decode
Encode plain text into Base64 or decode it back.
Base64URL Encode / Decode
Encode and decode URL-safe Base64 strings.
Binary Encode / Decode
Encode text to binary bytes or decode binary to text.
Caesar Cipher
Encode or decode text using Caesar shift.
Char Code Converter
Convert text to numeric char codes and back.
Checksum Verifier
Generate a checksum and compare against expected value.
CRC32 Generator
Generate CRC32 checksums for text input.
Decimal to Binary & Hex
Convert decimal numbers to binary and hexadecimal.
Hash Generator
Create MD5, SHA-1, SHA-256, or SHA-512 hashes.
Hex Encode / Decode
Encode UTF-8 text to hexadecimal or decode hex back to text.
Hex to ASCII
Decode hexadecimal text into plain text.
HMAC Generator
Sign content with a shared secret using common HMAC algorithms.
HTML Escape / Unescape
Escape raw HTML entities or decode them back into characters.
Password Generator
Generate random passwords with adjustable character sets.
Random String Generator
Generate random strings for tokens, IDs, and test fixtures.
ROT13 Converter
Apply ROT13 cipher transformation to text.
Salted Hash Generator
Generate salted hashes with common algorithms.
Unicode Escape / Unescape
Convert text to unicode escapes or decode escaped unicode text.
URL Encode / Decode
Encode or decode strings for safe query parameter usage.
UUID Generator
Generate one or more RFC 4122 v4 UUIDs.
XOR Cipher Tool
Encode or decode text with a repeating XOR key.