Browse fast, private developer tools that run locally in your browser.
Extract internal/external href links, anchor texts, and rel='nofollow' attributes from raw HTML.
Inspect Android APK package details, permissions, package name, and manifest info.
Verify Android APK digital signature certificates and v1/v2/v3 signing schemes.
Generate complete icon asset packages for iOS App Store, Android Play Store, and web PWA apps.
Create high-resolution 180x180 PNG Apple Touch Icons for iOS Safari web bookmarking.
Generate Code128, CODE39, EAN-13, and UPC barcodes with instant vector SVG downloads.
Encode text to Base64 or decode Base64 back to text
Audit HTML content or web pages for broken links and 404 HTTP errors.
Wrap screenshots inside modern dark or light browser window frames with address bars.
Inspect real-time Largest Contentful Paint (LCP), Cumulative Layout Shift (CLS), and TTFB performance scores.
Simulate Protanopia, Deuteranopia, Tritanopia, and Monochromacy vision on images for UI accessibility auditing.
Convert colors between HEX, RGB, RGBA, HSL, and HSLA formats
Pick and explore colors with an interactive visual color picker
Parse 5-field cron schedules into clear human-readable sentences and execution interval summaries.
Visually customize top-left, top-right, bottom-right, and bottom-left corner radii with real-time CSS preview.
Generate pure CSS directional arrow and triangle shapes using CSS border techniques.
Design sleek drop shadows and inset shadows with controls for offset, blur, spread, color, and opacity.
Calculate fluid responsive typography formulas using CSS clamp(min, val, max).
Visual CSS clip-path builder for polygon, circle, ellipse, and inset shapes.
Visual CSS filter sliders for blur, brightness, contrast, grayscale, hue-rotate, and saturation.
Interactive visual CSS Flexbox builder. Tweak direction, alignment, justification, and gap properties with live CSS code output.
Generate frosted glass background blur and transparency CSS code with live visual preview.
Create linear and radial CSS background gradients with customizable angles, colors, and live previews.
Interactive visual CSS Grid layout builder. Customize columns, rows, and gaps with live CSS rules.
Visual CSS animation builder. Tweak bounce, pulse, spin, shake keyframes with live CSS code generation.
Generate pure CSS loading spinners, pulsing indicators, progress bars, and bouncing dot animations.
Minify CSS by removing whitespace, comments, and redundant rules
Analyze CSS stylesheets to count total selectors, declarations, media queries, and uncompressed size.
Wrap website screenshots inside realistic iPhone and MacBook device frames for marketing showcases.
Query A, AAAA, MX, TXT, CNAME, and NS records for any domain name client-side using DNS-over-HTTPS.
Audit docker-compose.yml configuration files for syntax errors and illegal tab characters.
Upload CSV/Excel spreadsheet files to extract clean JSON object arrays.
Inspect file MIME type, exact byte size, extension, and last modified date diagnostics.
Convert Google Drive share links into direct download and embedded streaming URLs.
Discover curated Google Font pairings for website titles and body paragraphs with live CSS code.
Format and beautify raw unindented GraphQL queries and schema definitions.
Generate cryptographic hashes and encode/decode text in Base64 and URL formats.
Generate HMAC-SHA256, HMAC-SHA512, or HMAC-SHA1 message authentication signatures with a secret key.
Encode or decode HTML entities like & < > "
Beautify and format messy or minified HTML code instantly.
Minify HTML by removing unnecessary whitespace and comments
Generate complete <head> SEO meta tags including Title, Description, Open Graph, and Twitter Cards.
Visual HTML table builder. Set custom rows, columns, and header options with live HTML markup output.
Convert HTML markup into valid React JSX component code with automated attribute renaming.
Audit HTML code for missing alt attributes, duplicate element IDs, unclosed tags, and doctype declarations.
View, search, and filter CSV data files in an interactive client-side data table.
Inspect iOS IPA application bundle info.plist metadata and provisioning profiles.
Wrap iOS app screenshots inside iPhone 15 Pro Dynamic Island device frames.
Format and beautify your minified or messy JavaScript code instantly. Features a full screen editor and customizable indentation options.
Calculate uncompressed vs minified JavaScript byte sizes and savings percentage.
Format and beautify your minified or messy jQuery code instantly. Make your DOM manipulation code clean, readable, and easy to debug.
Compare two JSON payloads side-by-side. Highlight added, removed, and modified key-value fields instantly.
Format, validate, and minify JSON data with syntax highlighting
Convert sample JSON objects into official draft-07 JSON Schema definitions client-side.
Convert JSON object arrays into downloadable Excel CSV spreadsheet files.
Convert JSON object payloads into strongly typed TypeScript interface and type definitions.
Validate JSON syntax with line-by-line error messages and explore data in an interactive collapsible tree view.
Test JSONPath query expressions against JSON objects with instant result evaluation.
Decode JSON Web Tokens instantly client-side. Inspect claims, header parameters, payload data, and token expiration dates securely.
Group lists of search terms into semantic keyword clusters based on shared topic stems.
Generate placeholder text for your designs, mockups, and layouts
Visual Markdown table builder. Set custom rows, columns, and text alignment options with live Markdown syntax output.
Generate soft UI neumorphic shadows, inset press effects, and smooth CSS gradients.
Convert numbers between binary, octal, decimal, and hexadecimal
Design og:title, og:description, and og:image tags with live Facebook and LinkedIn card previews.
Render OpenAPI 3.0 and Swagger JSON specifications into interactive API documentation.
Inspect PEM SSL certificates, RSA/ECC private keys, and CSR structure diagnostics client-side.
Scan and decode QR code images to extract embedded URLs, text, and data payloads.
Test and debug regular expressions in real-time with pattern flags, match highlighting, and group capture breakdowns.
Convert SQL INSERT INTO statements and value tuples into structured JSON object arrays.
Visual SQL query builder for SELECT, INSERT, UPDATE, and DELETE queries with conditions and filters.
Beautify and clean up raw, unformatted SQL queries with consistent keyword capitalization and structured line breaks.
Minify SQL queries into compact single-line strings by stripping comments and redundant whitespace.
Create organic, smooth SVG blob shapes for graphic designs and modern web layouts.
Interactive visual editor and previewer for SVG path data commands with live graphic rendering.
Convert raw SVG XML string into production-ready React JSX components with camelCased attributes.
Render SVG files and vector XML strings with customizable stage background colors.
Generate customizable vector SVG divider waves for modern website section transitions.
Format TOML configuration files and convert seamlessly between TOML and JSON formats.
View, search, and filter tab-separated value (TSV) datasets in an interactive table.
Convert Epoch Unix timestamps to human-readable local time, UTC date strings, and ISO 8601 timestamps instantly.
Encode or decode URL components and full URLs
Analyze browser user-agent strings to extract browser name, version, operating system, and rendering engine.
Generate random UUID v4 identifiers for your projects
Visual 5-part cron schedule builder with plain English execution explanations and common presets.
Build GraphQL queries visually by selecting operation types, root entity names, and field tags.
Generate regular expressions for emails, URLs, phone numbers, IP addresses, dates, and alphanumeric strings.
Calculate color contrast ratios for text and background colors against WCAG 2.1 AA and AAA accessibility standards.
Create standard Web App Manifest.json files for Progressive Web Apps (PWA) and mobile web installability.
Generate responsive desktop and mobile screenshot mockup previews for any web URL.
Analyze website load times, page size, requests count, and TTFB metrics client-side.
Detect web frameworks, CMS platforms, servers, analytics, and security CDNs for any URL.
Inspect XML documents and raw XML string structures with syntax highlighting.
Validate XML syntax and format unindented XML documents with clean indentation.
Convert complex XML documents and structures to clean, formatted JSON objects client-side.
Bi-directional YAML to JSON and JSON to YAML online converter. Format and convert configuration files client-side.
View and inspect YAML configuration files and Kubernetes deployment manifests.
Validate YAML syntax, detect indentation errors, and format configuration files.