डेभ उपकरणहरू
JSON formatter, Base64 encoder, regex tester, QR code generator and more.
UUID Generator
Generate UUID v4, v1-style, nil UUIDs and short IDs in bulk.
JWT Decoder
Decode and inspect JWT tokens — header, payload, expiry and claims.
CSS Gradient Generator
Create beautiful linear, radial, and conic CSS gradients visually.
CSS Gradient Text Generator
Create stunning gradient text effects with live preview. Copy CSS instantly.
Box Shadow Generator
Generate CSS box-shadow code visually with live preview and presets.
CSS Flexbox Generator
Build CSS flexbox layouts visually with a live interactive playground.
Password Strength Checker
Check how strong your password is with detailed analysis and tips.
JSON Formatter
Format, validate, minify and beautify JSON data online instantly.
Base64 Encode & Decode
Encode text or files to Base64 and decode Base64 strings back to text.
URL Encode & Decode
Encode and decode URL components and query strings instantly.
QR Code Generator
Generate QR codes for URLs, text, email, phone numbers and WiFi credentials.
Color Picker
Pick colors and convert between HEX, RGB, HSL, and HSV color formats.
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 cryptographic hashes from text or files.
Regex Tester
Test and debug regular expressions with real-time match highlighting.
HTML to Markdown
Convert HTML code to clean Markdown syntax instantly.
Internet Speed Test
Test your internet download speed and ping directly in your browser.
HTML CSS JS Editor
Live HTML, CSS & JavaScript editor with instant preview — like CodePen.
Password Generator
Generate strong, secure random passwords with one click.
CSV to JSON
Convert CSV to JSON and JSON to CSV — fast bidirectional converter.
Markdown to HTML
Convert Markdown to HTML with live preview — split-screen editor.
JSON to TypeScript
Convert JSON to TypeScript interfaces and types instantly online.
HEX to RGB Converter
Convert colors between HEX, RGB, and HSL formats instantly.
CSS Minifier
Minify CSS code to reduce file size — remove comments, whitespace, and optimize.
JavaScript Minifier
Minify JavaScript code to reduce file size — remove comments, whitespace, and optimize.
HTML Beautifier
Format and beautify messy HTML code with proper indentation — free online tool.
SQL Formatter
Format and beautify SQL queries with proper indentation and keyword highlighting.
XML to JSON Converter
Convert XML data to JSON format instantly — handles attributes, nested elements, and arrays.
Cron Expression Generator
Build and decode cron expressions visually — with presets, builder UI, and plain English descriptions.
Test Data Generator
Generate realistic test names, emails, addresses, phone numbers & more for development and testing.
Barcode Generator
Generate Code 128, Code 39, and EAN-13 barcodes instantly in your browser.
CSS Animation Generator
Visual CSS animation builder with 17 presets, keyframe editor, cubic-bezier curve editor, and live preview.
Roast My Website
Get a humorous but helpful website audit. URL analysis, 20-point checklist, and a witty roast report with actionable feedback.
Tailwind CSS Playground
Live Tailwind CSS playground with class editor, visual builder, color palette, autocomplete, and CSS output.
Font Pairing Tool
Browse 27 curated Google Font pairings with live preview, type scale, and one-click CSS export.
GitHub Profile README Generator
Create a stunning GitHub profile README with badges, stats, tech stack and social links.
JSON Tree Viewer
Paste JSON and explore it as an interactive collapsible tree with path copying.
CSS Grid Generator
Build CSS Grid layouts visually with live code output. Set columns, rows, gaps, alignment and item spans.
Color Contrast Checker
Check WCAG 2.1 color contrast ratio between foreground and background. Get AA/AAA pass/fail for text, large text, and UI components.
HTML Minifier
Minify HTML online — remove whitespace, comments, and optional tags. See file size savings instantly.
Markdown Editor
Write and preview markdown in real time — free online editor with toolbar, file upload, and HTML export.
CSV & Excel Viewer
View, sort, filter, and search CSV, XLSX, and TSV files instantly in your browser. Free, private, no server upload.
Code to Image
Turn code snippets into beautiful, shareable images with syntax highlighting and custom themes.
JSON to CSV Converter
Convert JSON to CSV online free. Flatten nested objects, pick fields, and download as CSV or TSV.
Binary Translator
Turn text into binary (and back), plus hex, octal, and ASCII conversions.
Color Blindness Simulator
Simulate how images look to people with color vision deficiencies.
CSS Text Effects Generator
Create gradient, neon, 3D, fire, and metallic CSS text effects with live preview.
DNS Lookup Tool
Query DNS records for any domain — A, MX, TXT, NS, CNAME, SOA, and more.
JSON Schema Generator
Generate JSON Schema from any JSON object with type detection and format inference.
TOTP Authenticator Code Generator
Generate and test TOTP 2FA codes from a Base32 secret. Supports SHA1/SHA256.
YAML to JSON Converter
Convert YAML to JSON and JSON to YAML instantly in your browser.
CSS Border Radius Generator
Visual border-radius generator with presets and live preview
CSS Glassmorphism Generator
Visual CSS glassmorphism and frosted glass effect generator
CSS Clip Path Generator
Visual CSS clip-path generator with draggable polygon editor
IP Subnet Calculator
Calculate IP subnets, host ranges, and network details from CIDR
CSS Neumorphism Generator
Visual CSS neumorphism soft-UI effect generator
JSON Path Tester
Live JSONPath expression tester with filter support
Cron Expression Explainer
Explain cron expressions in plain English with next run times
Code Beautifier & Formatter
Multi-language code formatter and beautifier online
HTTP Headers Reference
Searchable HTTP headers reference with security checker
SVG Editor
Edit SVG code with live preview, insert shapes, use templates, and download as SVG or PNG.
JSON to YAML Converter
Convert JSON to YAML format instantly — paste, convert, copy or download the result.
chmod Calculator
Calculate Linux file permissions with an interactive chmod calculator — octal and symbolic.
Color Palette Generator
Generate beautiful color palettes with harmony rules — analogous, complementary, triadic, and more.
HTML Entities Encoder / Decoder
Encode or decode HTML entities instantly — named, decimal, and hex formats. Free, no signup.
Cron Expression Generator
Generate and parse cron expressions with a visual editor and human-readable explanations.