Every Toolskitz tool. Search, filter and dive in — no sign-up needed.
Beautify and validate raw JSON instantly.
Convert JSON to PostgreSQL schema.
Generate temp URLs to test webhook payloads.
Encode and decode Base64 strings.
Encode strings to RFC 3986 URL format.
Escape special HTML characters safely.
Test regex and get plain English explanations.
HEX, RGB, HSL color conversion tool.
Generate cryptographic hashes from strings.
Generate unique identifiers instantly.
Build and understand cron expressions.
Decode and inspect JSON Web Token headers, payload claims, and expiry status.
Convert cURL commands to Python, JavaScript, Node.js Axios, or Go code.
Generate SHA-256, SHA-512, and SHA-1 cryptographic hashes from any string.
Analyse password entropy and security.
Generate cryptographic API keys and secrets.
Find ISP, location and ASN for any IP.
Look up ICANN domain registry details.
Verify SSL cert validity and expiry.
Compress images in-browser with zero upload.
Resize images to exact pixel dimensions.
Crop images with aspect ratio controls.
Convert PNG/JPG to WebP format.
Convert images between PNG, JPG, WEBP, and SVG formats online.
Convert WEBP images to PNG format instantly and locally.
Convert JFIF files to transparent PNG images in your browser.
Vectorize PNG raster images into SVG vector graphics locally.
Convert Apple HEIC and HEIF image files to standard JPG format locally.
Convert Apple HEIC and HEIF images to PNG format offline in your browser.
Convert modern WEBP images to widely-supported JPG format.
Convert and optimize SVG vectors or render standard images to SVG.
Generate QR codes for URLs, WiFi, text.
Create UPC, EAN and Code 128 barcodes.
Generate harmonious color palettes.
Generate mock user profiles for testing.
Build production-ready AI system prompt wrappers with persona, tone, and constraints.
Calculate LTV, CAC, Churn and runway.
Count tokens and estimate API costs across models.
Estimate token count and per-model API costs for GPT-4o, Claude, and more.
Track parallel market FX rates and calculate arbitrage opportunities.
Calculate the erosion of cash purchasing power over time.
Calculate return on investment and compound growth with contributions.
Calculate monthly payments and loan amortization breakdowns.
Generate professional-grade, custom-branded invoices and download them as PDF files locally.
Create custom-branded business letterheads with live A4 preview and instant client-side PDF export.
Convert international fiat and cryptocurrencies with real-time indicative rates.
Real-time forex trading signals with entry, take-profit, and stop-loss levels for major currency pairs.
Calculate progressive net income and effective tax rates across regions.
Calculate VAT additions or extractions with custom rates locally.
Combine multiple PDF documents into a single compiled file, entirely in-browser.
Convert JPG, PNG, and WebP images into a formatted PDF with custom page sizes and margins.
Convert PDF files to JPG, Word, or text, or convert images and documents to PDF locally.
Convert Microsoft Word documents to PDF formats locally in your browser.
Extract text from PDF files and convert them to editable documents locally.
Convert PDF document pages to high-quality JPG images locally in your browser.
Convert JPG and other images to a single formatted PDF document instantly.
Solve matrix arithmetic operations and determinants.
Convert physical measurements across length, weight, and temperature.
Operate fractional algebra and simplify formulas.
Compute standard deviation, mean, median, and range.
Perform low-level bitwise operations and base conversions.
Paste any YouTube URL and generate an optimized timestamp share link.
Real-time character limits, word counts, and copywriter hook analysis across major platforms.
Download video and audio from YouTube, TikTok, Instagram, Twitter/X and more.
Instantly convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, and slug-format.
Calculate semester GPA and cumulative CGPA from course grades and credit hours.
Calculate your Body Mass Index with metric or imperial units and get your healthy weight range.
Calculate optimal bedtimes and wake-up times aligned to 90-minute REM sleep cycles.
Convert Unix epoch timestamps to human-readable dates and local/UTC ISO strings.
Add or subtract days, months, and years to/from any base date.
Synchronize and convert dates and times across different regional timezones.
Preview and generate Open Graph, Twitter Card, and LinkedIn meta tags with a live social card mockup.
Generate a robots.txt and XML sitemap instantly with custom paths and download support.
Design and export glassmorphism CSS with live backdrop-filter preview and one-click copy.
Generate customizable SVG wave section dividers with amplitude, color, and flip controls.
Extract specific pages from a PDF document and download a new file, 100% client-side.
Trim and cut any audio file by start/end markers and export as WAV using the Web Audio API.