Your Flock of Online Tools
Fast, free, and private. All tools run entirely in your browser — your data never leaves your device. No sign-up required.
JSON Formatter & Validator
Format, validate, and beautify JSON data with syntax highlighting.
XML Formatter & Validator
Format, beautify, and validate XML documents with syntax highlighting
SQL Formatter
Beautify and format SQL queries with proper indentation and syntax
HTML Beautifier & Minifier
Beautify or minify HTML code with proper indentation
CSS Formatter & Minifier
Beautify or minify CSS stylesheets for readability or production
JavaScript Formatter & Minifier
Beautify or minify JavaScript code with configurable options
YAML Validator & Formatter
Validate and format YAML documents with error detection
Base64 Encode / Decode
Encode text to Base64 or decode Base64 strings instantly.
URL Encode / Decode
Encode or decode URLs and query parameters for safe transmission.
HTML Entity Encoder/Decoder
Encode and decode HTML entities like & < > and more
Unicode Encoder/Decoder
Encode and decode Unicode escape sequences and characters
Hex to ASCII Converter
Convert between hexadecimal strings and ASCII text
Binary to Text Converter
Convert between binary representation and readable text
JSON Escape/Unescape
Escape or unescape special characters in JSON strings
String Escape/Unescape
Escape and unescape strings for JavaScript, Java, Python, and more
JSON to CSV Converter
Convert JSON arrays to CSV format for spreadsheets and databases
JSON to YAML Converter
Convert between JSON and YAML data formats
JSON to XML Converter
Convert JSON objects to XML documents and back
JSON to TypeScript
Generate TypeScript interfaces from JSON data automatically
JSON to Go Struct
Generate Go struct definitions from JSON objects
CSV to JSON Converter
Convert CSV spreadsheet data to JSON arrays with header mapping
YAML to JSON Converter
Convert YAML configuration files to JSON format
XML to JSON Converter
Convert XML documents to JSON objects
HTML to Markdown
Convert HTML markup to clean Markdown syntax
Markdown to HTML
Convert Markdown text to rendered HTML output
HTML to JSX Converter
Convert HTML to JSX for React components
SVG to CSS/JSX Converter
Convert SVG markup to CSS background or JSX component format
Number Base Converter
Convert between binary, octal, decimal, and hexadecimal bases
UUID Generator
Generate random UUIDs (v4) with one click. Bulk generation supported.
Lorem Ipsum Generator
Generate placeholder text in paragraphs, sentences, or words.
Password Generator
Generate strong, secure random passwords with custom rules
Random String Generator
Generate random alphanumeric strings of custom length
Cron Expression Generator
Build and validate cron schedule expressions with a visual editor
QR Code Generator
Generate QR codes from text, URLs, or data with custom styling
Meta Tag Generator
Generate HTML meta tags for SEO, Open Graph, and Twitter Cards
Schema.org JSON-LD Generator
Generate structured data markup in JSON-LD format for SEO
Robots.txt Generator
Generate robots.txt files for search engine crawl control
Favicon Generator
Generate favicons in all required sizes from text or emoji
Placeholder Image Generator
Generate placeholder images with custom dimensions and colors
Slug Generator
Convert text to URL-friendly slug format with transliteration
Nanoid/ULID Generator
Generate compact, URL-safe unique IDs using Nanoid or ULID
Fake Data Generator
Generate realistic fake names, emails, addresses, and test data
Markdown Preview
Write Markdown and see a live rendered preview side by side.
Text Diff / Code Diff
Compare two texts or code blocks side-by-side with highlighted differences
Word & Character Counter
Count words, characters, sentences, paragraphs, and reading time
Case Converter
Convert text between camelCase, snake_case, kebab-case, UPPER, lower, and Title Case
Text Sorter / Line Sorter
Sort lines alphabetically, numerically, or reverse order, and remove duplicates
Find & Replace
Find and replace text with regex support and multiple options
Text to Binary/Hex/Octal
Convert plain text to binary, hexadecimal, or octal representation
Whitespace Remover
Remove extra whitespace, blank lines, trailing spaces, and trim text
Text Reverse / Flip
Reverse text strings, flip upside down, or mirror characters
List / JSON Array Sorter
Sort comma-separated lists or JSON arrays alphabetically or numerically
Color Converter
Convert colors between HEX, RGB, and HSL formats with live preview.
CSS Gradient Generator
Create beautiful CSS linear and radial gradients with live preview
CSS Box Shadow Generator
Generate CSS box-shadow values with a visual editor
CSS Border Radius Generator
Generate CSS border-radius values with a visual corner editor
CSS Flexbox Playground
Interactive playground to visualize and generate CSS flexbox layouts
CSS Grid Generator
Visual CSS Grid layout generator with drag-and-drop areas
Tailwind CSS to Vanilla CSS
Convert Tailwind CSS utility classes to vanilla CSS properties
CSS Unit Converter
Convert between CSS units: px, rem, em, vh, vw, and percentages
Image to Base64 Converter
Convert images to Base64 encoded data URIs for inline embedding
SVG Optimizer (SVGO)
Optimize and minify SVG files by removing unnecessary metadata
Image Resizer
Resize images to exact dimensions or percentages in the browser
Image Compressor
Compress JPEG, PNG, and WebP images without losing quality
Image Format Converter
Convert images between PNG, JPEG, WebP, GIF, and other formats
Color Palette Generator
Generate harmonious color palettes from a base color or image
Timestamp / Epoch Converter
Convert between Unix timestamps and human-readable dates
Date Difference Calculator
Calculate the difference between two dates in days, months, and years
Timezone Converter
Convert times between different timezones around the world
ISO 8601 Date Formatter
Format and parse ISO 8601 date strings and durations
Aspect Ratio Calculator
Calculate and convert aspect ratios for images and videos
Percentage Calculator
Calculate percentages, percent change, and percent of a number
Byte / Bit Converter
Convert between bytes, KB, MB, GB, TB, and bits
Scientific Calculator
Full-featured scientific calculator with trigonometric and log functions
Hex/Decimal/Binary Calculator
Programmer calculator with bitwise operations and base conversions
Random Number Generator
Generate random integers or decimals within a specified range
HTTP Status Code Reference
Quick reference for all HTTP status codes with descriptions and usage
URL Parser & Analyzer
Parse URLs into components: protocol, host, path, query params, and fragment
User Agent Parser
Parse user agent strings to detect browser, OS, and device info
MIME Type Lookup
Look up MIME types by file extension and vice versa
CORS Header Checker
Test and debug CORS headers for cross-origin request configurations
Query String Builder
Build and parse URL query strings from key-value pairs
IP Address Lookup
Look up your public IP address and basic geolocation info
cURL to Code Converter
Convert cURL commands to Python, JavaScript, Go, PHP, and more
API Request Builder
Build and test HTTP requests with headers, body, and authentication
JWT Decoder
Decode and inspect JSON Web Tokens. View header, payload, and expiry.
Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from any text.
RSA Key Generator
Generate RSA public/private key pairs for encryption and signing
HMAC Generator
Generate HMAC hashes using SHA-256, SHA-512, and other algorithms
Bcrypt Hash Generator
Generate and verify bcrypt password hashes with configurable rounds
SSL Certificate Decoder
Decode and inspect PEM-encoded SSL/TLS certificates
AES Encrypt/Decrypt
Encrypt and decrypt text using AES-256 with a secret key
TOTP/2FA Code Generator
Generate time-based one-time passwords for two-factor authentication
Regex Tester
Test regular expressions against text with real-time match highlighting.
JSON Path Evaluator
Test and evaluate JSONPath expressions against JSON data
XPath Tester
Test XPath expressions against XML documents with results highlighting
JSON Schema Validator
Validate JSON data against a JSON Schema definition
Chmod Calculator
Calculate Unix file permissions in numeric and symbolic notation
.gitignore Generator
Generate .gitignore files for any language, framework, or IDE
JSON Viewer / Tree View
Visualize JSON data as an interactive collapsible tree structure
Why ToolBird?
Instant
No loading, no sign-up. Tools work immediately in your browser.
Private
Your data never leaves your device. Everything runs client-side.
Free Forever
All tools are completely free. No hidden paywalls or premium tiers.
Frequently Asked Questions
Is ToolBird really free?
Yes, all tools are 100% free with no hidden costs, premium tiers, or sign-up required.
Is my data safe?
Absolutely. All tools run entirely in your browser. Your data never leaves your device — nothing is sent to any server.
Do I need to create an account?
No. Every tool works instantly without any registration or login.
What tools are available?
We offer 100+ tools across 12 categories including formatters, encoders, converters, generators, text tools, CSS tools, image tools, security utilities, and much more. New tools are added regularly.
Can I suggest a new tool?
We are always adding new tools! If you have a suggestion, check back often as we regularly expand our toolkit.