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Developer Tools
Encoding, decoding, formatting, and converting data. All tools run entirely in your browser for maximum privacy and speed.
JSON / Data Tools
Format, validate, and convert JSON and data formats
JSON Formatter & Beautifier
Format and beautify JSON data with proper indentation and syntax highlighting
JSON Minify
Minify JSON by removing whitespace and formatting to reduce file size
JSON Validator
Validate JSON syntax and structure with detailed error messages
JSON ↔ YAML Converter
Convert between JSON and YAML formats bidirectionally
JSON ↔ XML Converter
Convert between JSON and XML formats bidirectionally
JSON ↔ CSV Converter
Convert between JSON and CSV formats bidirectionally
CSV → JSON Converter
Convert CSV data to JSON array or objects
YAML → JSON Converter
Convert YAML configuration to JSON format
Base64 → JSON Decoder
Decode Base64 encoded JSON data
JWT Decoder
Decode and inspect JWT tokens - view header, payload, and signature
Encoding / Encryption Tools
Encode, decode, hash, and encrypt data
Base64 Encode / Decode
Encode text to Base64 or decode Base64 to text
URL Encode / Decode
Encode or decode URL components with percent-encoding
HTML Encode / Decode
Encode or decode HTML entities
MD5 Hash Generator
Generate MD5 hash from text input
SHA1 / SHA256 / SHA512 Hash
Generate SHA-1, SHA-256, or SHA-512 hash from text
HMAC Generator
Generate HMAC (Hash-based Message Authentication Code) with various algorithms
AES Encrypt / Decrypt
Encrypt or decrypt text using AES encryption (client-side)
Bcrypt Hash Generator
Generate bcrypt password hash (simulation)
UUID Generator
Generate UUID v1 or v4 identifiers
Random Password Generator
Generate secure random passwords with customizable options
Text & String Tools
Manipulate, transform, and analyze text
Text Diff Checker
Compare two texts and highlight differences
String Case Converter
Convert text between camelCase, PascalCase, snake_case, kebab-case, and more
Slug Generator
Convert text to URL-friendly slug format
Remove Duplicate Lines
Remove duplicate lines from text
Sort Lines
Sort lines alphabetically (A-Z or Z-A)
Word Counter / Character Counter
Count words, characters, sentences, and paragraphs
Text to Binary / Binary to Text
Convert text to binary representation and vice versa
Find & Replace Tool
Find and replace text with regex support
Text Reverser
Reverse text characters or words
Lorem Ipsum Generator
Generate placeholder lorem ipsum text
Time / Date Tools
Convert and manipulate dates and timestamps
Unix Timestamp Converter
Convert Unix timestamp to human-readable date and vice versa
Date ↔ Epoch Converter
Convert between date formats and epoch time
Timezone Converter
Convert time between different timezones
Countdown Timer Generator
Create countdown timers for events
Cron Expression Parser
Parse and explain cron expressions in human-readable format
Time Calculator
Add or subtract time durations from dates
Developer / HTTP Tools
Tools for developers and HTTP debugging
Regex Tester
Test regular expressions with explanation and highlighting
HTTP Request Builder
Build and test HTTP requests (client-side fetch)
cURL → fetch / axios Converter
Convert cURL commands to JavaScript fetch or axios code
User Agent Parser
Parse and analyze user agent strings
IP Address Lookup
Look up information about IP addresses
Port Checker
Check if ports are open (simulation)
GUID/ULID Generator
Generate GUID and ULID identifiers
MIME Type Lookup
Look up MIME types for file extensions
Web / HTML / CSS Tools
Tools for web design and CSS generation
Color Picker & Converter
Pick colors and convert between HEX, RGB, and HSL formats
CSS Gradient Generator
Create and customize CSS gradients
CSS Box Shadow Generator
Generate CSS box shadow with visual preview
Border Radius Generator
Generate CSS border radius with visual preview
Responsive Checker
Preview websites at different screen sizes
Meta Tags Generator
Generate SEO meta tags for websites
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