Other Tools
Handy developer and everyday utilities — all running locally in your browser.
Text & Data
Word Count
Count words, characters, sentences, paragraphs and estimate reading time
Regex Check
Test and debug regular expressions with live match highlighting and capture groups
URL Encode / Decode
Encode or decode URL components and query strings
Hash Generator
Generate SHA-1, SHA-256, SHA-384 and SHA-512 hashes from any text
Number Base Converter
Convert numbers between binary, octal, decimal and hexadecimal
Lorem Ipsum Generator
Generate placeholder text by words, sentences or paragraphs
CSV ↔ JSON
Convert between CSV and JSON formats with live table preview
Markdown Preview
Write Markdown and see the rendered result side-by-side
Compare Files
Compare two text files and highlight line-by-line differences
JSON Formatter
Format, validate and repair JSON — even messy or malformed strings
Base64 Encode / Decode
Convert text and files to and from Base64
Networking
Subnet Calculator
Calculate network address, usable host range, broadcast address and host counts from IPv4 CIDR
Client cURL
Build cURL commands and send HTTP requests from your browser when CORS allows it
Netstat Parser
Paste netstat output, filter connections and generate netstat commands for Windows, Linux and macOS
DNS Lookup
Resolve A, AAAA, CNAME, MX, TXT and NS records using DNS-over-HTTPS
IP Range to CIDR
Convert IPv4 start and end ranges into the smallest matching CIDR blocks
Port Reference
Search common TCP and UDP ports, services and short operational notes
Color
Color Preview
Paste HEX, RGB or HSL color codes and preview them as swatches
Image Color Picker
Upload an image, click any pixel and copy its HEX, RGB and HSL values
Contrast Checker
Check text and background colors against WCAG contrast ratios
Gradient Generator
Create CSS linear gradients with live preview and copy-ready CSS
Color Shades
Generate tints, shades and tones from any base HEX color
Color Converter
Convert colors between HEX, RGB, HSL and HSV formats
Color Palette Extractor
Upload an image and extract its dominant color palette