HexKit

All Tools

A comprehensive collection of tools to help you conquer any Capture The Flag challenge with ease and precision.

Crypto & Encoding

Base64 Encoder/Decoder

Convert text to and from Base64 encoding.

ROT13/Caesar Cipher

Encrypt and decrypt using the Caesar cipher with custom rotation.

XOR Encoder/Decoder

Apply XOR operations with custom keys to encrypt and decrypt data.

Hash Generator

Generate MD5, SHA1, SHA256 and other hashes from text input.

Text Manipulation

Reverse String

Reverse text, words, or lines with additional transformations.

Regex Tester

Test regular expressions with live highlighting and matching.

Frequency Analysis

Analyze character and word frequency in text for cryptanalysis.

Text Diff Viewer

Compare two texts and highlight the differences between them.

Misc Utilities

URL Encode/Decode

Encode and decode URL components with proper escaping.

HTML Encode/Decode

Convert special characters to HTML entities and back.

ASCII/Hex/Binary Converter

Convert between ASCII, hexadecimal, binary and Unicode formats.

QR Code Generator

Generate QR codes from text, URLs, or custom data.