Developer Tools
Browse our collection of 75 privacy-first developer tools
JSON
13JSON Formatter
Format and beautify JSON data with proper indentation
JSON Diff
Compare two JSON objects and see structural differences with path highlighting
JSON Minifier
Minify JSON by removing whitespace and comments
JSON Validator
Validate JSON data and find syntax errors instantly
JSON to YAML
Convert JSON data to YAML format. Supports nested objects and arrays.
YAML to JSON
Convert YAML data to JSON format. Supports nested structures and arrays.
JSON to XML Converter
Convert JSON data to XML format with customizable formatting options
JSON to CSV Converter
Convert JSON arrays to CSV format with customizable delimiters and options
Flatten JSON
Convert nested JSON objects into flat key-value pairs using dot notation
Unflatten JSON
Convert flat key-value pairs back to nested JSON object structure
JSONPath Tester
Test JSONPath queries against JSON data and see matching results
JSONL Formatter
Format and beautify JSONL (JSON Lines) data with customizable indentation and sorting options.
JSONL Validator
Validate JSONL (JSON Lines) format and check each line for valid JSON syntax.
XML
5XML Formatter
Format and beautify XML data with proper indentation and structure
XML to JSON Converter
Convert XML data to JSON format with customizable options
XML Validator
Validate XML syntax and check for well-formedness errors
XML Minifier
Minify XML by removing whitespace, line breaks, and comments
XPath Tester
Test and evaluate XPath expressions against XML data to query and extract specific elements.
CSV
7CSV to JSON
Convert CSV data to JSON format. Automatically detects headers and data types.
CSV Formatter
Format and beautify CSV data with aligned columns and customizable delimiters.
CSV Validator
Validate CSV file structure, check for errors, and ensure consistent column counts.
TSV Formatter
Format and beautify TSV (Tab-Separated Values) data with aligned columns.
TSV Validator
Validate TSV file structure, check for errors, and ensure consistent column counts.
CSV to TSV
Convert CSV (Comma-Separated) to TSV (Tab-Separated) format.
TSV to CSV
Convert TSV (Tab-Separated) to CSV (Comma-Separated) format with customizable delimiters.
Encode/Decode
12Base64 Encode/Decode
Encode or decode text using Base64 encoding
URL Encode/Decode
Encode or decode URL/URI strings with percent encoding
HTML Encode/Decode
Encode or decode HTML entities. Protect against XSS by escaping special characters.
Text to Binary
Convert text to binary (0s and 1s). Each character is converted to its binary representation. Supports ASCII and UTF-8 encoding with customizable separators.
Binary to Text
Convert binary (0s and 1s) back to readable text. Automatically detects separators or processes continuous binary strings. Supports 8-bit and 16-bit encodings.
Text to Hex
Convert text to hexadecimal representation. Each character is converted to its hex value with customizable separators and prefixes (0x, \x).
Hex to Text
Convert hexadecimal to readable text. Automatically detects separators and prefixes (0x, \x). Supports various hex formats.
HTML Entity Encode
Convert special characters to HTML entities for safe display in web pages
HTML Entity Decode
Convert HTML entities back to their original characters
Unicode Escape
Convert characters to Unicode escape sequences (\uXXXX) for use in code
Unicode Unescape
Convert Unicode escape sequences (\uXXXX) back to readable characters
ROT13 Cipher
Encode and decode text using ROT13 cipher. A simple letter substitution that rotates alphabet by 13 positions
Compare & Diff
1Security
4Hash Generator
Generate MD5, SHA-1, SHA-256, and other hash values
UUID Generator
Generate UUID v4 (random) identifiers. Bulk generation supported.
Password Generator
Generate strong, secure random passwords. Customize length and character types.
JWT Decoder
Decode and analyze JWT tokens. View header, payload, and token information without verification.
Text
22Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text. Customize paragraphs and word count.
Markdown to HTML
Convert Markdown to HTML instantly with GitHub Flavored Markdown support. Preview README files, documentation, and more.
Regex Tester
Test regular expressions with real-time matching and highlighting
Case Converter
Convert text between different case formats: camelCase, PascalCase, snake_case, kebab-case, and more
YAML Formatter
Format and beautify YAML data with proper indentation and structure
YAML Validator
Validate YAML syntax and structure, detect errors and warnings in your YAML files.
YAML to XML
Convert YAML data to XML format with customizable root element and formatting options.
YAML Key Sorter
Sort YAML object keys alphabetically in ascending or descending order, with recursive or top-level only options.
SQL Formatter
Format and beautify SQL queries with proper indentation and keyword case, or minify to reduce size
Slugify
Convert text to URL-friendly slugs. Removes special characters and spaces for clean, SEO-friendly URLs
Sort Lines
Sort text lines alphabetically or numerically. Options for case sensitivity, reverse order, and removing empty lines
Unique Lines
Remove duplicate lines and keep only unique lines. Options for case sensitivity and preserving order
Remove Empty Lines
Remove all empty lines from text. Options to remove whitespace-only lines and trim remaining lines
Word Counter
Count words, characters, lines, and paragraphs in text. Get detailed statistics including reading time, average word length, and longest word.
Character Counter
Count characters in text with detailed breakdown. Shows total characters, letters, digits, spaces, punctuation, and special characters separately.
Line Counter
Count lines in text with various options. Count all lines, non-empty lines, or non-blank lines. Get line statistics and optionally add line numbers.
Reverse Text
Reverse text in various ways: character-by-character (backwards text), word-by-word (reverse word order), or line-by-line (reverse line order).
Text Length Calculator
Calculate text length in various units: characters, bytes, UTF-8 bytes, UTF-16 code units, Unicode code points, and grapheme clusters. Understand how text is measured differently.
Trim Whitespace
Remove whitespace from text in various ways: trim start/end, remove all spaces, normalize multiple spaces, or remove blank lines.
Add Line Numbers
Add line numbers to each line of text. Customize starting number, separator format, zero padding, and optionally skip empty lines.
HTML to Text
Convert HTML to plain text by removing tags while preserving content
Find & Replace
Find and replace text with support for regex patterns and multiple replacements
Web
7Timestamp Converter
Convert between Unix timestamps and human-readable dates. Supports seconds and milliseconds.
Color Converter
Convert colors between HEX, RGB, and HSL formats. Supports multiple input formats.
HTML Formatter
Format and beautify HTML code with proper indentation, or minify to reduce file size
CSS Formatter
Format and beautify CSS stylesheets with proper indentation, or minify to reduce file size
Query String Parser
Parse URL query strings into readable formats. Extract and decode URL parameters
JavaScript Formatter
Format and beautify JavaScript code with proper indentation, or minify to reduce file size
Cron Expression Helper
Parse and explain cron expressions with human-readable descriptions and next run times
Image
4Image to Base64
Convert images to Base64 strings. Support for PNG, JPG, GIF, and SVG.
Base64 to Image
Convert Base64 strings back to images (PNG, JPG, GIF)
QR Code Generator
Generate QR codes from text, URLs, or any data with customizable size and download
Barcode Generator
Generate 1D barcodes (CODE128, EAN-13, UPC, etc.) with customizable format and size