Works right in your browser
Small tools for everyday work
A handful of tools I use myself: JSON, regex, JWT, colors, converters, and so on. Nothing gets uploaded, it all runs locally.
Picks
Common onesJSON Formatter
Pretty-print, minify, and validate JSON.
JWT Debugger
Decode JSON Web Tokens locally.
Regex Tester
Test regular expressions in real time.
Live Regex
Test preg_match, preg_match_all, preg_replace, preg_split, preg_grep.
Fancy Font Generator
Convert text into 250+ Unicode font styles for social media.
Text Case Converter
UPPER, lower, Title, camelCase, snake_case.
Color Picker & Palette
Pick colors and generate palettes.
Password Generator
Secure random password generator.
SEO Site Checker
Audit any URL for title, meta, OG, headings, alt, JSON-LD, and more.
Meta Tag Generator
Build SEO and Open Graph tags.
UTM Campaign Builder
Create UTM tracking URLs for campaigns.
Minify CSS
Remove whitespace and comments.
JavaScript Obfuscator
Obfuscate JS with low, medium, or high presets.
Unix Timestamp
Convert between Unix time and dates.
Font Previewer
Preview any Google Font live.
Sentiment Analyzer
Detect positive or negative tone.
Percentage Calculator
What is X% of Y, percent change, and X is what % of Y.
Compound Interest Calculator
Compound interest over time.
Loan EMI Calculator
Monthly installment for any loan.
Dev
All developer focused tools: formatters, validators, debug, optimizers.
JSON Formatter
Pretty-print, minify, and validate JSON.
Regex Tester
Test regular expressions in real time.
Live Regex
Test preg_match, preg_match_all, preg_replace, preg_split, preg_grep.
UUID Generator
Generate v4 UUIDs in bulk.
ULID Generator
Sortable unique ID generator.
Query String to JSON
Convert URL parameters to JSON and back.
Fake Data Generator
Generate dummy JSON or CSV records.
Chmod Calculator
Convert file permissions to rwx and octal.
Design
Tools for designers: colors, CSS, fonts, images, design helpers.
Color Picker & Palette
Pick colors and generate palettes.
Color Converter
Convert HEX, RGB, HSL.
RGB to HEX
Convert RGB values to HEX color codes.
HEX to RGB
Convert HEX colors to RGB values.
Color Gradient Generator
Build CSS gradients with live preview.
Color Contrast Checker
Check WCAG contrast ratio.
Color Relationship
Complementary, triadic and analogous.
Color Code Validator
Validate HEX, RGB, and HSL values.
Text
Write, transform, and analyze text.
Fancy Font Generator
Convert text into 250+ Unicode font styles for social media.
Lorem Ipsum
Generate placeholder paragraphs.
Text Case Converter
UPPER, lower, Title, camelCase, snake_case.
ROT13 Encoder/Decoder
Reversible Caesar cipher.
Morse Code Translator
Text to Morse and Morse to text.
Whitespace Cleaner
Remove extra spaces and blank lines.
Reading Time Estimator
Estimate reading and speaking time.
Paragraph & Sentence Counter
Count text blocks.
SEO
Meta tags, schema, sitemaps, robots, previews, and on-page SEO helpers.
SEO Site Checker
Audit any URL for title, meta, OG, headings, alt, JSON-LD, and more.
Meta Tag Generator
Build SEO and Open Graph tags.
JSON-LD Schema Generator
Build structured data for rich results.
Sitemap XML Generator
Generate a valid sitemap.xml from URLs.
Robots.txt Generator
Build robots.txt with allow and disallow rules.
Google SERP Preview
Preview how your page looks on Google.
Open Graph Preview
Preview Facebook and LinkedIn share cards.
Canonical URL Builder
Generate canonical link tags.
Data
Convert, encode, view, and secure data.
JWT Debugger
Decode JSON Web Tokens locally.
Password Generator
Secure random password generator.
HMAC Generator
Generate HMAC with SHA-1/256/512.
Basic Auth Generator
Encode credentials into Authorization headers.
Password Strength Checker
Evaluate password security.
Hash Generator
SHA-1, SHA-256, SHA-384, SHA-512.
YAML to JSON
Convert between YAML and JSON.
Markdown to HTML
Convert Markdown to HTML.
Utility
Everyday helpers: math, time, calculators, productivity, finance, AI.
Aspect Ratio Calculator
Resize with correct proportions.
Pixel to REM
Convert px to rem and vice versa.
CSS Clamp Calculator
Generate responsive font sizes.
Line Height Calculator
Calculate optimal text spacing.
CSS Unit Converter
Convert px, rem, em, %, vw, vh.
Pomodoro Timer
Custom focus and break timer.
Word & Character Counter
Count words, characters, lines.
Byte Counter
Check the byte size of text.