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- JSON Formatter
Format & validate JSON
- Base64 Converter
Encode & decode Base64
- UUID Generator
Generate unique IDs
- Gradient Generator
Create CSS gradients
- Color Picker
Pick & convert colors
- Timestamp Converter
Convert timestamps
- Case Converter
Transform text case
- Word Counter
Count words & characters
- Lorem Ipsum
Generate placeholder text
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All Tools (170)
- AI Text Humanizer
- AI Writing Checker
- EXIF Remover & Metadata Viewer
- Claude Watermark Remover & Detector
- Case Converter
- Word & Letter Counter
- Lorem Ipsum Generator
- Text to Handwriting Converter
- Text Diff Checker
- String Reverse
- Word Frequency Counter
- JSON Formatter
- Base64 Encoder/Decoder
- Regex Builder
- PHP Unserialize
- YAML Validator
- CSS Formatter
- CSS Gradient Generator
- CSS Text Shadow Generator
- CSS Border Radius Generator
- CSS Filter Generator
- CSS Glassmorphism Generator
- CSS Neumorphism Generator
- Color Palette Generator
- Line Sorter
- CSS Box Shadow Generator
- CSS Unit Converter
- CSS Clamp Generator
- Color Picker & Converter
- Color Contrast Checker
- Color Converter
- Color Shades Generator
- UUID Generator
- Timestamp Converter
- Image Resize
- Image Compress
- Image Format Converter
- Background Remover
- Image Dither
- TikTok Video Downloader
- Photo Card Generator
- Random Number Generator
- List Randomizer
- Password Generator
- Hash Generator
- JWT Decoder
- Password Strength Checker
- URL Encoder/Decoder
- HTML Entity Encoder/Decoder
- Image to Base64 Converter
- Unicode Converter
- Cron Expression Parser
- Date Difference Calculator
- Cron Expression Generator
- Time Duration Calculator
- CSS Minifier & Beautifier
- HTML Minifier & Beautifier
- SQL Formatter
- JSON Minifier
- JSON Diff Checker
- Compare Two Lists
- CSV Diff Checker
- XML Diff Checker
- JSON to YAML Converter
- YAML to JSON Converter
- XML to JSON Converter
- CSV Viewer
- JSON to XML
- JSON to TypeScript
- JSON Schema Generator
- XML Formatter
- JSON Escape / Unescape
- CSV to JSON Converter
- JSON to CSV Converter
- JSON Flattener
- CSV to SQL Converter
- JSONPath Tester
- JSON Sorter
- JSON to PHP Array
- JSON to Go Struct
- Regex Tester
- Regex Replace
- Email Extractor
- Regex Explainer
- Percentage Calculator
- Age Calculator
- Loan / EMI Calculator
- Aspect Ratio Calculator
- BMI Calculator
- Tip Calculator
- Discount Calculator
- Compound Interest Calculator
- TDEE Calculator
- Fraction Calculator
- GPA Calculator
- Average Calculator
- Pace Calculator
- Profit Margin Calculator
- Sun Sign Calculator
- Moon Sign Calculator
- Rising Sign Calculator
- Sun Moon Rising Sign Calculator
- Venus Sign Calculator
- Chiron Sign Calculator
- Lilith Sign Calculator
- North Node Calculator
- Part of Fortune Calculator
- Vertex Calculator
- Birth Chart Calculator
- Synastry Chart Calculator
- Love Compatibility Calculator
- Dating & Personal Growth Calendar
- Social Media Image Cropper
- Matte Generator
- Image Watermarker
- Carousel Scroll Generator
- Slug Generator
- UTM Builder
- URL Parser
- Query String Parser
- Markdown to HTML
- HTML to Markdown
- Markdown Table Generator
- HTML Formatter
- Markdown TOC Generator
- HTML Table Generator
- Binary Translator
- Morse Code Translator
- ASCII Table
- IEEE 754 Converter
- Binary Calculator
- Meta Tag Generator
- Open Graph Preview
- Robots.txt Generator
- XML Sitemap Generator
- Schema Markup Generator
- Hreflang Generator
- Domain Search
- User Agent Parser
- Basic Auth Generator
- htaccess Redirect Generator
- Backlink Finder
- Content Analyzer
- Ask Questions
- Maps Scraper
- QR Code Generator
- WiFi QR Code Generator
- vCard QR Code Generator
- Email QR Code Generator
- SMS QR Code Generator
- Unit Converter
- Time Zone Converter
- Number Base Converter
- Roman Numeral Converter
- Number to Words Converter
- NATO Phonetic Alphabet Translator
- Merge PDF
- Split PDF
- Organize PDF
- Rotate PDF Pages
- Compress PDF
- Delete PDF Pages
- Extract PDF Pages
- Reverse PDF Page Order
- Add Blank Page to PDF
- Remove Blank Pages
- Alternate Mix Pages
- N-Up PDF
- Posterize PDF
- Combine to Single Page
All Articles (143)
- HTML Table Generator: Turn CSV Into an Accessible HTML Table
- JSON to Go Struct: Turn an API Response Into Ready-to-Compile Types
- Unicode Converter: Move One Character Between HTML, JavaScript, and CSS Without Guessing
- CSS Formatter: Turn Minified Stylesheets Back Into Something You Can Read
- Basic Auth Generator: Build the Authorization Header Without Guessing
- User Agent Parser: Read Any Browser String the Right Way
- JSON to PHP Array: Turn a JSON Blob Into Ready-to-Paste PHP
- SMS QR Code Generator: Let People Text You With One Scan
- Hreflang x-default: What It Is and When to Use It
- Hreflang Tags Explained: A Complete Guide
- CSS Generators: Shadows, Radius, Filters and Glass Effects Without Guessing
- JSON Escape and Unescape: Embed Any Text in JSON Without Breaking It
- Fraction Calculator: Add, Subtract, Multiply and Divide Fractions Without the Guesswork
- TDEE Calculator: Find Your Maintenance Calories and Actually Use Them
- XML Formatter: Beautify, Minify, and Validate XML the Right Way
- Discount Calculator: How to Work Out Sale Prices and Real Savings
- ASCII Table: The Complete Guide to Character Codes (0–255)
- Hreflang Generator: Get Your International SEO Tags Right the First Time
- Schema Markup Generator: Build Valid JSON-LD Structured Data Without the Guesswork
- Number to Words Converter: Spell Any Number in English Correctly
- PX to REM Converter: The Complete Guide to CSS Unit Conversion
- Roman Numeral Converter: Numbers to Roman Numerals and Back
- Morse Code Translator: Convert Text to Morse and Back, With Sound
- Markdown Table Generator: Build GFM Tables Without Counting Pipes
- YAML to JSON: Convert Manifests, Compose Files, and Pipelines Without Losing Data
- Cron Expression Generator: Build a Crontab Schedule You Can Trust
- JSON Schema Generator: Turn a JSON Sample Into a Validatable Schema
- CSS Box Shadow Generator: How to Build Shadows That Actually Look Real
- XML Diff: Compare Two XML Files by Structure, Not by Line
- Binary Calculator: Add, Subtract, and Bitwise Math in Any Base
- Query String Parser: Turn URL Parameters Into JSON and Back
- JSONPath Tester: Query Any JSON Without Writing a Loop
- IEEE 754 Converter: See How Floats Are Really Stored
- How to Format HTML Online: Beautify and Minify Messy Markup
- Email QR Code Generator: Let People Email You With One Scan
- Average Calculator: Get the Mean, Median, and Mode Without a Spreadsheet
- Email Extractor: Pull Every Address Out of Messy Text Cleanly
- CSV to SQL: Turn a Spreadsheet Into INSERT Statements Without the Quote Bugs
- JSON Flattener: Turn Nested JSON Into Dot-Notation Keys and Back
- CSV Diff: Compare Two CSV Files Without a Line Diff Lying to You
- Time Duration Calculator: Hours Between Times, Adding Time, and Summing a Timesheet
- GPA Calculator: How to Compute Weighted and Unweighted GPA the Way Registrars Do
- CSS Clamp Generator: Fluid Typography and Spacing Without Media Queries
- Color Converter: Convert HEX, RGB, HSL, HWB and CMYK the Right Way
- vCard QR Code Generator: Turn Your Contact Details Into a Scannable Card
- JSON to CSV: Turn an API Response Into a Spreadsheet People Can Open
- WiFi QR Code Generator: Let Guests Join Your Network by Scanning
- List Randomizer: Shuffle a List or Pick Random Winners Fairly
- NATO Phonetic Alphabet Translator: Spell Any Word Clearly Over Voice
- How to Add Hreflang in WordPress (Without a Plugin)
- How to Add Hreflang in Next.js (App Router)
- JSON Minifier: Shrink JSON to Its Smallest Valid Form Without Changing the Data
- Image to Base64: How to Encode Images as Data URIs (and When You Actually Should)
- Hreflang vs Canonical: How They Work Together
- Regex Replace: Find and Replace With a Regular Expression Without Touching Your Editor
- How to Generate Random Numbers Online: Ranges, Unique Sets, and When Randomness Actually Matters
- 12 Common Hreflang Errors and How to Fix Them
- htaccess Redirect Generator: 301s, HTTPS, and www Without the Syntax Errors
- Profit Margin Calculator: Margin, Markup, and the Price You Should Charge
- JSON Sorter: Sort JSON Keys Alphabetically for Clean, Diff-Friendly Files
- Word Frequency Counter: How to Find Your Most-Used Words (and Why It Matters)
- Pace Calculator: Work Out Running Pace, Time, and Splits
- Regex Explainer: Turn a Regular Expression Into Plain English
- How to Generate Tints, Shades, and Tones From One Base Color
- How to Generate a Markdown Table of Contents (GitHub-Compatible Anchors)
- XML Sitemap Generator: Build a sitemap.xml Search Engines Trust
- Tip Calculator: Split the Bill Without the Awkward Napkin Math
- Color Contrast Checker: How to Hit WCAG AA and AAA Without Guessing
- URL Parser: Break Any Link Into Its Parts and Read the Query String
- BMI Calculator: What the Number Means, and What It Doesn't
- Compare Two Lists: Find Common Items, Unique Items, and Duplicates
- JSON to TypeScript: Generate Accurate Interfaces From Real API Data
- HTML to Markdown Converter: Turn Messy Web Markup Into Clean, Portable Text
- JSON to XML Converter: How to Map Keys, Attributes, and Arrays Correctly
- Markdown to HTML: What Actually Happens When Your README Gets Rendered
- UTM Builder: Tag Campaign URLs So Analytics Actually Reports Them
- Aspect Ratio Calculator: Get Width and Height Right the First Time
- CSV Viewer: Open, Search, and Sort CSV Files Without a Spreadsheet
- Robots.txt Generator: Build, Validate, and Test Crawl Rules Without Deindexing Your Site
- Open Graph Preview: See Your Social Card Before Anyone Else Does
- Loan / EMI Calculator: How Monthly Payments, Interest, and Amortization Actually Work
- Age Calculator: How to Work Out an Exact Age in Years, Months, and Days
- Number Base Converter: Binary, Octal, Decimal, Hex, and Everything to Base 36
- Time Zone Converter: Convert Times Between Cities Without Getting DST Wrong
- Unit Converter: Exact Conversions for Length, Weight, Temperature, and Data
- QR Code Generator: How to Make QR Codes That Actually Scan (and Never Expire)
- Meta Tag Generator: How to Write SEO, Open Graph, and Twitter Tags That Actually Render Right
- Binary Translator: How to Convert Text to Binary and Back Without Getting the Bytes Wrong
- Slug Generator: How to Build Clean, SEO-Friendly URL Slugs That Never Break
- Percentage Calculator: How to Work Out Percentages Without Second-Guessing the Formula
- XML to JSON Converter: Turn SOAP, RSS, and Config XML into Clean JSON
- Regex Tester: Debug Regular Expressions Against Real Text
- JSON to YAML Converter: Convert Configs Without the Norway Problem
- JSON Diff Online: Compare Two JSON Files Without the Line-Diff Noise
- SQL Formatter Online: Make Any Query Readable in Seconds
- HTML Minifier Online: Smaller Pages Without Layout Surprises
- CSS Minifier Online: Shrink Stylesheets Without Breaking Them
- Date Difference Calculator: Count Days Between Dates Without Off-by-One Bugs
- Cron Expression Parser: Decode Any Schedule Into Plain English
- HTML Entity Encoder Decoder: Escape, Unescape, and Stop Shipping & to Production
- URL Encode and Decode Online: The Complete Guide to Percent-Encoding Without Breaking Your Links
- JWT Decoder Online: Decode, Inspect, and Actually Understand Your Tokens
- Hash Generator Online: MD5, SHA-1, SHA-256 & SHA-512 in One Tool
- Password Generator Online: Create Strong Passwords That Actually Survive an Attack
- PHP Unserialize Online: Read Serialized Data Without a PHP Server
- Free Tools for Remote Developers: My Actual Browser-Tab Toolkit
- Reverse a String Online: How This Tool Works, Emoji and All
- Image Optimization for SEO: What Actually Moves Core Web Vitals
- Organize PDF Pages: Reorder, Rearrange & Sort PDF Online
- How to Rotate PDF Pages Online: Fix Orientation in Seconds
- Edit PDFs Without Adobe: Free Online PDF Tools Guide (2026)
- Text to Handwriting Converter: What It Really Does (and Doesn't)
- CSV to JSON: The Type Inference Will Eat Your Zip Codes
- Toolz.dev vs the Alternatives: An Honest Comparison From the Guy Who Built It
- PNG to JPG to WebP: What a Browser Converter Can Actually Do
- Lorem Ipsum, Honestly: How I Generate Placeholder Text That Actually Fits the Layout
- The Web Developer Toolkit I Keep in One Browser Tab Group (Free, No Uploads)
- Text Diff Checker: Stop Eyeballing Changes You Can't Actually See
- YAML Validator: Why Valid YAML Still Deploys the Wrong Thing
- API Debugging Tools: The Six Tabs I Open When an Endpoint Lies to Me
- Remove an Image Background in the Browser: What a Color-Key Remover Actually Does
- Resize Images Online: The Retina Trap and What Canvas Quietly Throws Away
- How to Split PDF Files Online: Extract Pages in Seconds
- Unix Timestamp Converter: Epochs, Timezones, and the Year-57123 Bug
- Client-Side Tools and Data Privacy: Where Your Paste Actually Goes
- Color Picker: HEX, RGB, HSL — And the Contrast Check I Skipped
- CSS Gradient Generator: Linear, Radial, Conic (And the Angle Trap)
- Developer Productivity Tools: The 40 I Actually Open Every Week
- UUID Generator: v1, v4, v7 Explained (And Which to Actually Use)
- Regex Builder: Test Regular Expressions Visually (With a Cheat Sheet)
- The Developer Utilities I Actually Use
- Word Counter Tool: Count Words, Characters & Sentences Online
- Text Case Converter: How to Change Text Case Online (10+ Formats)
- How to Count, Compare and Convert Text
- Image Compression Guide: Reduce File Size Without Losing Quality
- Resize, Compress and Convert Images in the Browser
- How to Compress PDF Files Without Losing Quality
- How to Merge PDF Files Online for Free (Step-by-Step Guide)
- Free Online PDF Tools: The Complete Guide to PDF Editing (2026)
- JSON to CSV Conversion: 5 Methods Developers Use in 2026
- Base64 Encoding Explained: Encode & Decode Like a Pro
- How to Format JSON Online: Complete Guide with Examples
- The Ultimate Guide to JSON Tools: Format, Validate, Convert & More (2026)
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