About Particularly
A single place for PDF tools, image editors, GIF workflows, design generators, SEO audits, developer helpers, calculators, converters, and diagnostics. No sign-ups, no paywalls, just pure utility.
263 tools available
What We Do
Particularly consolidates 263 tools into one modern interface. From local-first PDF and image workflows to network diagnostics, SEO audits, developer utilities, calculators, and converters, the goal is to keep high-value workflows fast and accessible.
Built with Next.js, React, and Tailwind CSS v4, Particularly delivers fast, reliable results without the clutter. URL-heavy tools normalize inputs server-side, while document, image, media, and design workflows stay local in the browser whenever practical.
Newer AI-assisted tools like URL to Audio run their models entirely in your browser, so your text and the generated audio never leave your device.
The same workflow that powers our production apps shaped this toolkit: quick feedback, secure defaults, and instant diagnostics when something breaks.
Recent additions include in-browser text-to-speech (URL to Audio), full PDF workflows, image conversion and comparison, code snapshot tooling, structured data visualization, GIF and short-video utilities, and design generators alongside the earlier SEO and developer expansion work.
Built with YEN Terminal
GPU-accelerated on Metal with 60 FPS rendering, sub-millisecond input latency, and a workflow tuned for fast shipping.
Explore yen.chat
Built while shipping Deathnote
Particularly exists because I needed a fast diagnostic stack to build Deathnote. That internal workflow became this public toolbox.
See deathnote.ai
Astrology that keeps going, on Zoë
The tools here run once. Our sister product Zoë sends recurring readings computed from your own chart — Self daily, Work, Money and Relationships weekly — free with a Zoë account.
Read this week on zoe.date
Track AI costs with JP the Cat
A calm menu bar meter for Claude Code, Codex, and Grok — real dollars, official limit gauges, and light + dark themes.
Visit jpthecat.com
Recent Additions
Newly shipped document, image, media, design, and developer workflows from the latest expansion pass.
Merge PDF
Documents
Combine multiple PDFs into a single ordered file
PDF to Image
Documents
Render PDF pages to PNG or JPG images
Image Compressor
Images
Re-encode images with adjustable quality and modern formats
Social Image Resizer
Images
Resize for Open Graph, social posts, stories, and thumbnails
Code Image Generator
Developer Tools
Turn code into themed SVG and PNG share cards
JSON Tree Viewer
Developer Tools
Inspect nested JSON structures in a tree view
Mermaid Live Editor
Developer Tools
Render Mermaid diagrams and export SVG output
Video to GIF
Media
Convert a short video clip into an animated GIF
GIF Frame Extractor
Media
Export GIF frames as individual PNG images
Palette Generator
Design
Generate coordinated color palettes from a seed color
SVG Wave Generator
Design
Create seeded SVG wave backgrounds and dividers
Sketch Canvas
Design
Create rough drawings and export them as PNG
URL to Audio
URL Conversion
Convert webpage or pasted text to speech with multiple natural voices
DNS Tools
4 tools available
| Tool | Description |
|---|---|
| DNS Lookup | Query DNS records for any domain |
| DNS Propagation | Check DNS propagation across global locations |
| DNS Security Checker | Check SPF, DKIM, DMARC, and DNSSEC records |
| Reverse DNS | Find domain name from IP address |
HTTP & Web
13 tools available
| Tool | Description |
|---|---|
| SSL Certificate Checker | Check SSL certificate validity and expiration |
| HTTP Header Analyzer | Analyze HTTP response headers |
| HTTP Compression Test | Test HTTP compression support |
| Security Headers Checker | Check security headers configuration |
| Website Speed Test | Measure website load time |
| URL Redirect Checker | Follow redirect chains |
| HTTP Status Checker | Check HTTP status code and response time |
| Cookie Analyzer | Analyze cookies set by a website |
| CORS Checker | Test CORS configuration |
| Technology Profiler | Detect technologies used on a website |
| HTTP/2 & HTTP/3 Checker | Check HTTP protocol version support |
| HSTS Preload Checker | Check HSTS configuration and preload status |
| Certificate Transparency | Search CT logs for issued certificates |
Network
12 tools available
| Tool | Description |
|---|---|
| IP Geolocation | Get location info for IP address |
| WHOIS Lookup | Get domain registration information |
| Domain Age Checker | Check domain registration date and age |
| Hosting Provider | Find hosting provider for domain |
| Reverse IP Lookup | Find domains on same IP |
| Ping Test | Ping a host and show latency |
| Traceroute | Show network path to destination |
| MTR (My Traceroute) | Combined ping and traceroute with packet loss |
| Port Scanner | Scan common ports on a host |
| Blacklist Check | Check if IP is on spam blacklists |
| ASN Lookup | Find AS number and organization for IP |
| Mail Server Test | Test mail server connectivity and STARTTLS |
SEO & Analysis
13 tools available
| Tool | Description |
|---|---|
| Robots.txt Checker | Check robots.txt file |
| Sitemap Checker | Parse XML sitemaps and sitemap index files |
| Meta Tags Extractor | Extract meta tags from HTML |
| Favicon Checker | Find favicon for a website |
| Link Checker | Check for broken links on a page |
| Image Optimizer Checker | Check if images are optimized |
| SERP Snippet Preview | Preview title, URL, and meta description in a Google-style snippet |
| Canonical URL Checker | Inspect rel=canonical tags and canonical HTTP headers |
| Social Preview Checker | Preview Open Graph and X card metadata for a page |
| Robots.txt Generator | Generate robots.txt rules for public sites, staging, and common setups |
| Hreflang Checker | Inspect hreflang alternate tags for language, region, and self-reference issues |
| Keyword Density Checker | Analyze repeated terms in pasted text or live page content |
| Schema Markup Extractor | Extract JSON-LD and microdata schema markup from a page |
URL Conversion
12 tools available
| Tool | Description |
|---|---|
| URL to Text | Extract plain text content from any webpage |
| URL to HTML | Extract clean, sanitized HTML from any webpage |
| URL to Markdown | Convert webpage content to clean Markdown format |
| URL to JSON | Extract structured data from webpage as JSON |
| URL to XML | Convert webpage content to XML format |
| URL to Image | Capture webpage screenshots as PNG, JPEG, or WebP |
| URL to PDF | Save webpage as PDF document |
| URL to Audio | Convert webpage or pasted text to speech with multiple natural voices |
| AI Summarizer | Summarize webpage content or raw text with AI |
| URL Extractor | Extract all links from a webpage |
| Heading Extractor | Extract and analyze heading structure (H1-H6) |
| URL Opener | Open multiple URLs in new browser tabs at once |
Developer Tools
31 tools available
| Tool | Description |
|---|---|
| Base64 Encoder/Decoder | Encode and decode Base64 |
| URL Encoder/Decoder | Encode and decode URL-encoded strings |
| URL Parser | Parse URL into components |
| QR Code Generator | Generate QR codes from URLs or text |
| Subnet Calculator | Calculate network addresses |
| IP Range Calculator | Calculate IP ranges |
| Email Validator | Validate email format and check MX records |
| JSON Formatter | Format, validate, and minify JSON data |
| Hash Generator | Generate MD5, SHA1, SHA256, SHA512 hashes |
| UUID Generator | Generate unique identifiers (UUID v4) |
| Password Generator | Generate secure random passwords |
| JWT Decoder | Decode and inspect JSON Web Tokens |
| Timestamp Converter | Convert between Unix timestamps and dates |
| Cron Parser | Parse and explain cron expressions |
| Color Converter | Convert between HEX, RGB, HSL color formats |
| Regex Tester | Test and debug regular expressions |
| CIDR Calculator | Calculate CIDR notation and IP ranges |
| What's My IP | Show your public IP address |
| Lorem Ipsum Generator | Generate placeholder text |
| Random Number Generator | Generate random numbers within a range |
| XML Formatter | Format, minify, and validate XML documents |
| Slug Generator | Create clean URL slugs from text with bulk mode and options |
| Code Image Generator | Turn code into themed SVG and PNG share cards |
| Terminal Screenshot Generator | Render shell output as terminal-style snapshots |
| Diff Image Generator | Render unified diffs as color-coded image cards |
| YAML Formatter | Validate and pretty-print YAML documents locally |
| JSON Tree Viewer | Inspect nested JSON structures in a tree view |
| XML Tree Viewer | Inspect XML nodes, attributes, and text structure |
| CSV Explorer | Parse CSV into a lightweight local table explorer |
| JSON Schema Generator | Infer a basic schema from example JSON documents |
| Mermaid Live Editor | Render Mermaid diagrams and export SVG output |
Finance
44 tools available
| Tool | Description |
|---|---|
| Compound Interest Calculator | Calculate how investments grow over time |
| Simple Interest Calculator | Calculate simple interest on loans or investments |
| Daily Compound Interest | Calculate daily compounding interest |
| APY Calculator | Calculate Annual Percentage Yield |
| CAGR Calculator | Calculate Compound Annual Growth Rate |
| Future Value Calculator | Calculate future value of investments |
| Savings Goal Calculator | Plan how to reach your savings target |
| Loan Calculator | Calculate monthly loan payments |
| Amortization Calculator | Generate loan amortization schedules |
| Mortgage Calculator | Calculate mortgage payments and costs |
| Refinance Calculator | Compare refinancing options |
| Car Loan Calculator | Calculate auto loan payments |
| Debt Payoff Calculator | Plan debt repayment strategies |
| ROI Calculator | Calculate Return on Investment |
| Rent vs Buy Calculator | Compare renting vs buying a home |
| Discount Calculator | Calculate sale prices and discounts |
| Sales Tax Calculator | Calculate sales tax amounts |
| Tip Calculator | Calculate tips and split bills |
| Currency Converter | Convert between world currencies |
| Margin Calculator | Calculate profit margins and markup |
| Hourly to Salary | Convert hourly wage to annual salary |
| Salary to Hourly | Convert annual salary to hourly rate |
| Retirement Calculator | Plan for retirement savings |
| FIRE Calculator | Calculate Financial Independence goals |
| Inflation Calculator | Calculate inflation impact over time |
| Paycheck Calculator | Calculate take-home pay after taxes |
| CD Calculator | Calculate Certificate of Deposit earnings |
| Asset Allocation Calculator | Optimize your investment portfolio mix |
| Credit Card Payoff Calculator | Plan to pay off credit card debt |
| Student Loan Calculator | Calculate student loan payments |
| Personal Loan Calculator | Calculate personal loan payments |
| Debt Consolidation Calculator | Compare debt consolidation options |
| Home Affordability Calculator | Calculate how much home you can afford |
| 401(k) Calculator | Plan your 401(k) retirement savings |
| IRA Calculator | Plan your IRA retirement savings |
| RMD Calculator | Calculate Required Minimum Distributions |
| Social Security Calculator | Estimate Social Security benefits |
| Breakeven Calculator | Calculate business breakeven point |
| Net Worth Calculator | Track your total net worth |
| Budget Calculator | Create and manage your budget |
| Cost of Living Calculator | Compare cost of living between cities |
| Closing Costs Calculator | Estimate home closing costs |
| Property Tax Calculator | Calculate property tax payments |
| Business Valuation Calculator | Estimate business value |
Tax
6 tools available
| Tool | Description |
|---|---|
| Income Tax Calculator | Calculate federal income tax |
| Capital Gains Tax Calculator | Calculate taxes on investment gains |
| Tax Return Calculator | Estimate your tax refund or amount owed |
| Self-Employment Tax Calculator | Calculate self-employment taxes |
| Tax Bracket Calculator | Find your tax bracket |
| Tax Withholding Calculator | Calculate paycheck tax withholding |
Insurance
4 tools available
| Tool | Description |
|---|---|
| Life Insurance Calculator | Calculate life insurance needs |
| Disability Insurance Calculator | Calculate disability coverage needs |
| Auto Insurance Calculator | Estimate auto insurance costs |
| Health Insurance Calculator | Compare health insurance plans |
Health
12 tools available
| Tool | Description |
|---|---|
| BMI Calculator | Calculate Body Mass Index |
| BMR Calculator | Calculate Basal Metabolic Rate |
| Ideal Weight Calculator | Calculate healthy weight range |
| Body Fat Calculator | Estimate body fat percentage |
| TDEE Calculator | Calculate Total Daily Energy Expenditure |
| Calorie Calculator | Calculate daily calorie needs |
| Macros Calculator | Calculate macronutrient breakdown |
| Pace Calculator | Calculate running or walking pace |
| Steps to Calories | Convert steps to calories burned |
| Pregnancy Due Date | Calculate estimated due date |
| Ovulation Calculator | Track fertility windows |
| Sleep Calculator | Optimize sleep cycles |
Math
8 tools available
| Tool | Description |
|---|---|
| Percentage Calculator | Calculate percentages easily |
| Percentage Change | Calculate percent increase or decrease |
| Fractions Calculator | Add, subtract, multiply, divide fractions |
| Decimal to Fraction | Convert decimals to fractions |
| GCF & LCM Calculator | Calculate Greatest Common Factor and Least Common Multiple |
| Scientific Calculator | Advanced mathematical operations |
| Hex to Decimal | Convert between number bases |
| Roman Numerals | Convert Roman numerals to decimals |
Time & Date
20 tools available
| Tool | Description |
|---|---|
| Age Calculator | Calculate exact age in years, months, days |
| Age Difference | Compare ages between two people |
| Birthday Calculator | Days until next birthday |
| Date Calculator | Add or subtract time from dates |
| Days Between Dates | Calculate days between two dates |
| Days Until | Countdown to a specific date |
| Hours Calculator | Calculate hours between times |
| Countdown Timer | Set countdown timers |
| Time Calculator | Add or subtract time (hours, minutes, seconds) |
| World Clock | View current time across multiple time zones |
| Meeting Planner | Find overlapping work hours across multiple time zones |
| Time Format Converter | Convert between 12-hour, 24-hour, and decimal time formats |
| Week Number Calculator | Get the ISO week number for any date |
| Stopwatch | Track elapsed time with lap functionality |
| Pomodoro Timer | Focus timer with work and break intervals |
| Leap Year Checker | Check if a year is a leap year |
| Work Hours Calculator | Calculate total work hours and overtime |
| Time Duration Calculator | Calculate duration between two times |
| Sunrise & Sunset Calculator | Find sunrise and sunset times for any location |
| Date Utilities | Day of year, quarter, business days, and date formatting |
Unit Converters
10 tools available
| Tool | Description |
|---|---|
| Length Converter | Convert between length units |
| Height Converter | Convert feet/inches to cm |
| Weight Converter | Convert between weight units |
| Temperature Converter | Convert Celsius, Fahrenheit, Kelvin |
| Volume Converter | Convert between volume units |
| Area Converter | Convert between area units |
| Speed Converter | Convert between speed units |
| Data Storage Converter | Convert bytes, KB, MB, GB, TB |
| Fuel Cost Calculator | Calculate fuel costs for trips |
| Time Zone Converter | Convert times across time zones |
Education
4 tools available
| Tool | Description |
|---|---|
| GPA Calculator | Calculate Grade Point Average |
| High School GPA | Calculate high school GPA |
| Grade Calculator | Calculate course grades |
| GPA Converter | Convert between GPA scales |
Text Tools
10 tools available
| Tool | Description |
|---|---|
| Fancy Text Generator | Generate stylized Unicode text |
| Zalgo Text Generator | Create glitchy Zalgo text |
| ASCII Art Generator | Convert text to ASCII art |
| Case Converter | Convert text case (upper, lower, title) |
| Text Sorter | Sort lines of text alphabetically |
| Emoji Translator | Convert text to emoji |
| Word Count Calculator | Count words, characters, sentences |
| Invisible Character Detector | Find hidden characters in text |
| Diff Checker | Compare two texts for differences |
| Binary & Hex Text | Convert text to binary or hex |
ASCII Art
21 tools available
| Tool | Description |
|---|---|
| ASCII Borders Generator | Generate decorative ASCII borders with customizable styles |
| ASCII Dividers Generator | Generate horizontal dividers and separators in various styles |
| ASCII Patterns Generator | Create repeating ASCII patterns like checkerboard, waves, and zigzag |
| ASCII Table Generator | Convert data into formatted ASCII tables with alignment options |
| ASCII Tree Generator | Generate directory tree and hierarchy visualizations |
| Text to ASCII Art | Convert text to large ASCII art with multiple font styles |
| Image to ASCII Art | Convert images to ASCII character art with adjustable resolution |
| Braille Art Converter | Convert images to high-resolution Unicode Braille art |
| ASCII Banner Generator | Create multi-line banners with borders and centered text |
| Kaomoji Builder | Build one-line emoticons from parts with a visual picker |
| ASCII Maze Generator | Generate random solvable ASCII mazes with configurable size |
| Text Art Decorator | Add shadows, outlines, mirrors, and effects to text |
| ASCII Art Editor | Grid-based canvas editor for creating ASCII art |
| ASCII Animation Player | Play frame-sequence ASCII animations with speed controls |
| Algorithmic Animations | Interactive ASCII animations like Matrix Rain and Spinning Donut |
| Webcam to ASCII | Convert live camera feed to real-time ASCII art |
| Night Sky Generator | Generate procedural starfield and constellation ASCII art |
| ASCII Art Analyzer | Analyze character frequency, density, and complexity of ASCII art |
| ASCII Validator | Check ASCII art for encoding issues and display problems |
| ASCII Text Cleaner | Strip non-ASCII characters, fix line endings, and normalize whitespace |
| ASCII Flowchart Generator | Generate ASCII flowcharts from simple text descriptions |
Icons
12 tools available
| Tool | Description |
|---|---|
| Icon Browser | Browse 200+ icon packs with 280,000+ free SVG icons |
| Icon Search | Search across 280,000+ icons from 200+ open-source packs |
| SVG Optimizer | Optimize SVG files by removing metadata and minifying paths |
| SVG to JSX Converter | Convert SVG markup to React JSX/TSX components |
| SVG to PNG Converter | Convert SVG files to PNG at custom dimensions |
| SVG Encoder | Encode SVG as Base64, data URI, or CSS background |
| SVG Code Editor | Edit SVG code with live preview |
| SVG Sprite Generator | Combine multiple SVGs into a symbol sprite sheet |
| Favicon Generator | Generate all favicon sizes from an SVG source |
| SVG Path Visualizer | Visualize and step through SVG path commands |
| Icon Comparison | Compare icons side-by-side across different packs |
| SVG Color Editor | Extract and batch-replace colors in SVG files |
Documents
8 tools available
| Tool | Description |
|---|---|
| Merge PDF | Combine multiple PDFs into a single ordered file |
| Split PDF | Split a PDF by range, odd/even pages, or individual pages |
| Compress PDF | Optimize PDF storage by re-saving with a lighter structure |
| Rotate PDF | Rotate entire PDFs or selected page ranges |
| Extract PDF Pages | Create a new PDF from selected pages |
| Images to PDF | Combine image files into a single downloadable PDF |
| PDF to Image | Render PDF pages to PNG or JPG images |
| Fill PDF Form | Inspect fields and export a flattened filled PDF |
Images
7 tools available
| Tool | Description |
|---|---|
| Image Compressor | Re-encode images with adjustable quality and modern formats |
| Image Converter | Convert images between PNG, JPEG, WebP, and AVIF |
| Image Resizer | Resize images with contain, cover, fill, or stretch behavior |
| Image Cropper | Crop an image using explicit pixel coordinates |
| Metadata Stripper | Remove metadata by re-exporting a clean image file |
| Social Image Resizer | Resize for Open Graph, social posts, stories, and thumbnails |
| Image Compare | Compare two image versions with a reveal slider |
Media
6 tools available
| Tool | Description |
|---|---|
| Video to GIF | Convert a short video clip into an animated GIF |
| GIF Optimizer | Re-encode GIFs with lighter palettes for smaller files |
| GIF Reverser | Reverse the playback order of animated GIF frames |
| GIF Resizer | Scale animated GIFs down to smaller dimensions |
| GIF Frame Extractor | Export GIF frames as individual PNG images |
| APNG/WebP Converter | Convert between PNG and WebP exports for raster inputs |
Design
6 tools available
| Tool | Description |
|---|---|
| Palette Generator | Generate coordinated color palettes from a seed color |
| Contrast Checker | Check foreground and background contrast against WCAG thresholds |
| Gradient Generator | Build CSS gradients with live preview and export-ready CSS |
| SVG Blob Generator | Generate organic SVG blob backgrounds with seeded variation |
| SVG Wave Generator | Create seeded SVG wave backgrounds and dividers |
| Sketch Canvas | Create rough drawings and export them as PNG |
Fun Facts
Built on Bun runtime for maximum performance. Most tools respond in under 100ms.
Every interface uses shadcn/ui components and Tailwind CSS v4 for a consistent, modern experience.
All tools accept URLs in any format - no need to add protocols or worry about www prefixes. The URL Parser also understands scheme-only inputs like mailto: and tel:.