All-in-one developer toolbox, always at your fingertips.

Chunin centralizes the most-used developer utilities in one platform. Quick, reliable, and accessible

Encoding & Decoding(3)

Base64 Encoder / Decoder

New

Encode text to Base64 or decode it back. Supports file upload and download.

JWT Decoder

New

Decode JWT tokens to inspect header, payload, and signature without sending data anywhere.

URL Encoder / Decoder

Soon

Encode and decode URL components for safe query string handling.

Generators(4)

QR Code Generator

Create, customize, and export QR codes with beautiful frame templates.

UUID Generator

Generate UUID v1, v4, and v6 with one click. Copy to clipboard instantly.

Hash Generator

New

Generate MD5, SHA-1, SHA-256, SHA-512, SHA-3 hashes for any text or file.

Password Generator

New

Create strong, customizable passwords with configurable length, character sets, and batch generation.

Converters(4)

JSON Formatter

New

Format, minify, and validate JSON. Syntax-highlighted view with collapsible tree.

Color Converter

New

Convert between HEX, RGB, HSL, and OKLCH color formats with live preview and copy.

Timestamp Converter

New

Convert between Unix timestamps, ISO 8601, UTC, and local dates with multiple timezones.

Case Converter

Soon

Convert text between camelCase, snake_case, kebab-case, PascalCase, and more.

Text & Diff(2)

Text Diff

New

Compare two texts side by side with character-level highlighted additions and removals.

Character Counter

New

Count characters, words, sentences, special characters and more in real time.

Preview & Testing(2)

HTML Preview

New

Write HTML in one pane and see a live rendered preview in another.

Regex Tester

New

Test regular expressions in real time with inline match highlighting, positions, and pattern explanation.