Paste Anything. We'll Handle It.
25+ free developer tools. Paste JSON, JWT, Base64, timestamps, colors — auto-detected instantly.
JSON Formatter & Validator
Format, validate, and beautify JSON data instantly.
Base64 Encode/Decode
Encode or decode Base64 strings online.
URL Encode/Decode
Percent-encode or decode URLs and query strings.
UUID Generator
Generate random UUIDs (v4) in bulk.
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes.
JWT Decoder
Decode and inspect JSON Web Tokens.
Color Converter
Convert between HEX, RGB, and HSL color formats.
Regex Tester
Test regular expressions with real-time matching.
Markdown Preview
Preview Markdown as rendered HTML in real-time.
Lorem Ipsum Generator
Generate placeholder text for your designs.
QR Code Generator
Create QR codes from any text or URL.
Password Generator
Generate strong, random passwords.
Unix Timestamp Converter
Convert between Unix timestamps and human dates.
HTML Entity Encode/Decode
Encode or decode HTML entities.
Text Diff Checker
Compare two texts and see the differences.
Word & Character Counter
Count words, characters, sentences, and paragraphs.
CSS Minifier
Minify CSS to reduce file size.
HTTP Status Code Reference
Complete reference for all HTTP status codes.
Cron Expression Parser
Parse and explain cron schedule expressions.
SQL Formatter
Format and beautify SQL queries.
JSON to YAML Converter
Convert JSON to YAML and back.
URL Slug Generator
Convert text to URL-friendly slugs.
Chmod Calculator
Calculate Linux file permissions.
IP Address Lookup
Look up your public IP address and details.
Text Case Converter
Convert text to UPPER, lower, Title, camelCase, and more.
YAML Formatter & Validator
Format, validate, and beautify YAML data online.
JSON to TypeScript
Generate TypeScript interfaces from JSON data.
Image to Base64
Convert images to Base64 encoded strings.
Why DevPulse?
Lightning Fast
All processing happens instantly. No loading spinners, no waiting.
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No data is stored. No cookies. No tracking. Your data stays yours.