All tools

HTML Color Codes
Get HTML color codes, Hex color codes, RGB and HSL values with our color picker, color chart and HTML color names.
Added Oct 2020Go to HTML Color Codes
Added Oct 2020Go to Google font to SVG path
Accessible color contrast checker
Check color contrast combinations and simulate color vision deficiencies against (WCAG) standards.
Added Oct 2020Go to Accessible color contrast checker
Added Sep 2020Go to ballpoint.io
Added Sep 2020Go to Package Diff
Added Sep 2020Go to Blob generator
Added Sep 2020Go to Opengraph
Added Sep 2020Go to codeimg
Added Sep 2020Go to Curved page deviders
IPv6 Local Address Range Generator
Generate an RFC 4193 compliant Global ID and/or Subnet ID for your IPv6 network
Added Sep 2020Go to IPv6 Local Address Range Generator
Added Sep 2020Go to IPv6 Address Planner
Added Sep 2020Go to VSCode prism theme converter
IPv4 Address Planner
Design IPv4 addressing scheme for a cloud VPC or a physcial DC.
Added Sep 2020Go to IPv4 Address Planner
Added Aug 2020Go to Favicon & App Icon Generator
Added Aug 2020Go to GNU sed REPL
Added Aug 2020Go to Heroicons
Added Aug 2020Go to Ilograph
Added Aug 2020Go to TinyJPG/TinyPNG
Added Aug 2020Go to Screenshots.Rocks
Added Aug 2020Go to Tailwind Gradient Designer
Added Aug 2020Go to Device Shots
Added Aug 2020Go to Shooot
Added Aug 2020Go to css-generator
Added Aug 2020Go to Basicons
Added Aug 2020Go to generatedata
Added Aug 2020Go to System UIcons
Added Aug 2020Go to Warp SVG
Added Aug 2020Go to Snippet Shot
Added Aug 2020Go to Teenyicons
Added Jul 2020Go to Box Shadows
Added Jul 2020Go to 3D Book Image CSS Generator
Added Jul 2020Go to Embedded Google Fonts
YAML Checker
Validate your YAML file content with syntax highlighting and helpful error messages.
Added Jul 2020Go to YAML Checker
Added Jul 2020Go to CSS Effects
Added Jul 2020Go to HTML Cleanser ✨
Added Jul 2020Go to Tabler Icons
Added Jul 2020Go to Google Rich Results Test
Added Jul 2020Go to iphone-png
Added Jul 2020Go to LinkedIn Post Inspector
Added Jul 2020Go to Twitter Card Validator
Is my host fast yet?
Analyze real-world server response latencies, as experienced by real-world users navigating the web.
Added Jul 2020Go to Is my host fast yet?
Added Jul 2020Go to extract.pics
Added Jul 2020Go to Microlink Cards
Added Jul 2020Go to tooling.report
Better Placeholder
Quickly generate custom placeholder images for your design and development projects
Added Jun 2020Go to Better Placeholder
How to Target Email Clients
Single out email clients and platforms using crowdsourced email development techniques
Added Jun 2020Go to How to Target Email Clients
Added Jun 2020Go to bitcalc
Added Jun 2020Go to ASCII tree generator
Added Jun 2020Go to Copy Paste List
Added Jun 2020Go to Custom Shape Dividers
Added Jun 2020Go to easings.go
Added Jun 2020Go to easings.net
Keyframes CSS
Create basic or complex CSS keyframe animations with a visual timeline editor similar to video-editing software.
Added Jun 2020Go to Keyframes CSS
Added Jun 2020Go to patternico
Added Jun 2020Go to Trianglify.io
Added Jun 2020Go to Filewatch
Added Jun 2020Go to 1-loc.dev
slice/substring/substr comparison
Select part of text and get example call from 3 different string manipulation methods.
Added Jun 2020Go to slice/substring/substr comparison
Added May 2020Go to BrowserFrame
Added May 2020Go to FA Icons.dev
Added May 2020Go to Testing Playground
Added May 2020Go to Flexbox Cheatsheet
Added May 2020Go to Calndr
Added May 2020Go to CSS2JS
Added May 2020Go to videoinu
Added May 2020Go to mailtolink.me
Added May 2020Go to SEO Cheat Sheet
Added May 2020Go to Calendar Icons Generator
Added May 2020Go to dbdiagram.io
Added May 2020Go to SVG Path Editor
better-mobile-inputs
Find which combinations of attributes work best for your inputs
Added May 2020Go to better-mobile-inputs
Added May 2020Go to SVG Path Visualizer
Added May 2020Go to CSS Layout
Added May 2020Go to JSON Editor
Added May 2020Go to All Characters
web.dev Measure
Get the web's modern capabilities on your own sites and apps with useful guidance and analysis from web.dev
Added May 2020Go to web.dev Measure
Added May 2020Go to Links List
Added May 2020Go to Font Flipper
Added May 2020Go to Lighthouse Metrics
Added May 2020Go to Will it CORS?
Added Apr 2020Go to caninclude
Added Apr 2020Go to ESBench
Added Apr 2020Go to The Hero Generator
Added Apr 2020Go to gitignore.io
TableConvert
Convert between CSV/TSV, Excel, HTML, JSON, Markdown, and LaTeX tables
Added Apr 2020Go to TableConvert
Added Apr 2020Go to separator-generator
LCH Colour Picker
Picke a color from the larger, perceptually uniform LCH (“Lightness Chroma Hue”) color space
Added Apr 2020Go to LCH Colour Picker
Added Apr 2020Go to alter.email
Added Apr 2020Go to vue-jest-TDD-template
Added Apr 2020Go to Subtle Patterns
Added Apr 2020Go to The Front-End Checklist
Added Apr 2020Go to Lighthouse Scoring Calculator
Added Apr 2020Go to BEM Cheat Sheet
Added Mar 2020Go to color × color
Color contrast checker
Quickly check the contrast between colors and get suggestions for better colors
Added Mar 2020Go to Color contrast checker
Added Mar 2020Go to HTML DOM
Added Mar 2020Go to Selectors Explained
Does it mutate?
Get a comprehensive list of JavaScript array methods describing whether a given method mutates the original array or not.
Added Mar 2020Go to Does it mutate?
Availability calculator
Calculate allowed downtime for web services per Service Level Agreements (SLA)
Added Mar 2020Go to Availability calculator
CSS Arrow Please
Create and export CSS code for a custom box with an arrow extending out from the side.
Added Mar 2020Go to CSS Arrow Please
Added Mar 2020Go to Screen size map
Added Mar 2020Go to SVG Backgrounds
Canarytokens
Create canarytokens for URL/DNS/etc. to notify you in case of someone is breachin into your system.
Added Mar 2020Go to Canarytokens
Color Cube
Evaluate an entire brand color palette for WCAG 2.1 compliance and adjust on the fly with the HSL color model
Added Mar 2020Go to Color Cube
Added Mar 2020Go to Worth It
Added Mar 2020Go to Icomoon
Added Mar 2020Go to ColorBox
Added Mar 2020Go to draw.io
Added Mar 2020Go to JDL-Studio
Added Mar 2020Go to Chmod Calculator
Added Mar 2020Go to Grabient
Added Mar 2020Go to SVG 2 JSX
Added Mar 2020Go to SassMe
Added Mar 2020Go to NGINX Config
Added Mar 2020Go to Animista
Added Mar 2020Go to Can I E-Mail
Accessible color palette builder
Create color palettes with combinations that conform with accessibility standards.
Added Mar 2020Go to Accessible color palette builder
Added Mar 2020Go to Modular Scale
Added Mar 2020Go to UITest.com Site Check
webhint
Analyze your website to get hints about Accessibility, Compatibility, PWA, Performance, Pitfalls and Security
Added Mar 2020Go to webhint
C# To TypeScript
Convert C# Models, ViewModels and DTOs into their TypeScript equivalents.
Added Mar 2020Go to C# To TypeScript
Added Mar 2020Go to JSON Formatter
Transparent Textures
Search for transparent patterns that can be used as background images with any background color in CSS.
Added Mar 2020Go to Transparent Textures
Added Mar 2020Go to Diffr
Added Feb 2020Go to flexulator
Added Feb 2020Go to Color Namer
CSP Hash Generator
Generates Script and style hashs for content-security-policies with script-src and style-src directives to disallow inline scripts and styles.
Added Feb 2020Go to CSP Hash Generator
Added Feb 2020Go to CSS values
Added Feb 2020Go to SVG Filters
Added Feb 2020Go to ZIP Viewer
Accessibility Cheatsheet
Practical approaches to Universal Design for making your website/webapp accessible to everyone
Added Feb 2020Go to Accessibility Cheatsheet
Added Feb 2020Go to Bundlephobia
Added Feb 2020Go to CSS specificity calculator
VirusTotal
Analyze suspicious files and URLs to detect types of malware, automatically share them with the security community.
Added Feb 2020Go to VirusTotal
Added Feb 2020Go to ShellCheck
Added Feb 2020Go to SQLite Viewer
Added Feb 2020Go to Hashler
Added Feb 2020Go to React-spring visualizer
Online Curl Command Line Builder
Generate curl command lines to test your new shining API or whatever easily!
Added Feb 2020Go to Online Curl Command Line Builder
Added Feb 2020Go to Web Color Tool
colorblind-themes.tech
Choose or share great editor/environment themes suitable for colorblind users
Added Feb 2020Go to colorblind-themes.tech
Added Feb 2020Go to HTML5 <head> elements
Added Feb 2020Go to Remix Icon
Added Feb 2020Go to croppola
Added Feb 2020Go to Git Command Explorer
Added Feb 2020Go to Stackedit
uiGradients
Choose a linear CSS gradient from large collection of popular and pretty gradients
Added Feb 2020Go to uiGradients
Added Feb 2020Go to npmview
CSS Specificity Graph Generator
Generate an interactive line graph showing the specificity in your stylesheet
Added Feb 2020Go to CSS Specificity Graph Generator
Added Feb 2020Go to Alchemize
Added Feb 2020Go to Colouris
Added Feb 2020Go to css2sass
Added Feb 2020Go to d2d
Added Feb 2020Go to Neumorphism.io
Added Feb 2020Go to Ratio Buddy
HTTP Status Codes
Reference database of HTTP Status Codes with their definitions and helpful code references all in one place
Added Feb 2020Go to HTTP Status Codes
Responsive Email CSS Inliner
Paste your HTML with embedded CSS into the input field. We'll take your embedded CSS and inline those styles making your email templates bullet proof for any email client.
Added Feb 2020Go to Responsive Email CSS Inliner
Added Feb 2020Go to iHateRegex
Added Feb 2020Go to GetWaves.io
Added Feb 2020Go to jqplay
Added Feb 2020Go to khroma
Added Feb 2020Go to MyColorSpace
Added Feb 2020Go to Browser Default Styles
Added Feb 2020Go to Cursorio
Added Feb 2020Go to Format JSON
Added Feb 2020Go to 2QR
Added Feb 2020Go to Dillinger
Added Feb 2020Go to Dither it!
Added Feb 2020Go to Easy UTM Tag Generator
Added Feb 2020Go to ExtendsClass
Added Feb 2020Go to Input Type Sandbox
Added Feb 2020Go to JSON Editor Online
Added Feb 2020Go to Logo Crunch
Added Feb 2020Go to Make Thumbnails
Remove Photo Data
Remove personal data such as location from images. Works on your computer only, no service or third party involved
Added Feb 2020Go to Remove Photo Data
Added Feb 2020Go to tinygif
Added Feb 2020Go to Underdash
Added Feb 2020Go to Grid Calculator
Added Feb 2020Go to My Browser
Added Feb 2020Go to namae
Added Jan 2020Go to Dig Web Interface
Added Jan 2020Go to CopyPalette
Font style matcher
Matches the x-heights and widths of two fonts (webfont and fallback font)
Added Jan 2020Go to Font style matcher
Added Jan 2020Go to Video to markdown
Added Jan 2020Go to Wireframer
Added Jan 2020Go to Accessible colors
Added Jan 2020Go to CAA Record Helper
Added Jan 2020Go to Can I Use
CIDR Calculator
Calculate CIDR network settings using IP address, subnet mask, mask bits, maximum required IP addresses and maximum required subnets
Added Jan 2020Go to CIDR Calculator
Added Jan 2020Go to Facebook ID Finder
Added Jan 2020Go to GeoJSON.io
Added Jan 2020Go to IconSVG
Added Jan 2020Go to JSONLint
Placeholder Image Generator
Generate dummy images as data URIs, which don't depend on external services
Added Jan 2020Go to Placeholder Image Generator
Flexbox Playground
Visually explore building out any flexbox layout and view generated HTML/CSS markup
Added Jan 2020Go to Flexbox Playground
Added Jan 2020Go to JSONCompare
Added Jan 2020Go to Photopea
Added Jan 2020Go to Quantity Queries
Added Jan 2020Go to CSS Stripes Generator
Added Jan 2020Go to Color schemes generator
Added Jan 2020Go to PWA builder
Added Jan 2020Go to httpstatus
Mockaroo
Generate up to 1,000 rows of realistic test data in CSV, JSON, SQL, and Excel formats
Added Jan 2020Go to Mockaroo
Added Jan 2020Go to 0to255
Added Jan 2020Go to Easings
Added Jan 2020Go to Key codes
Added Jan 2020Go to Contrast ratio
Added Jan 2020Go to CSS Triggers
Added Jan 2020Go to SSL Checker@2.jpg)
Have I Been Pwned (HIBP)
Check if you have an account that has been compromised in a data breach
Added Jan 2020Go to Have I Been Pwned (HIBP)
Added Jan 2020Go to HTML Arrows
Added Jan 2020Go to jpeg.io
Mermaid Live Editor
Generate flowcharts, sequence diagrams, class diagrams, gantt charts and git graphs using a Markdownish syntax
Added Jan 2020Go to Mermaid Live Editor
Mozilla SSL Configuration Generator
Generate recommended TLS configurations for servers
Added Jan 2020Go to Mozilla SSL Configuration Generator
Added Jan 2020Go to Pretty-Print JSON
Added Jan 2020Go to GooFonts
Added Jan 2020Go to JSON Generator
Added Jan 2020Go to Mozilla Observatory
Added Jan 2020Go to Security Headers
Added Jan 2020Go to Brotli.Pro
Added Jan 2020Go to Rubular
Added Jan 2020Go to Vinnslu
Added Jan 2020Go to Webhook.site
Added Jan 2020Go to crontab.guru
Added Jan 2020Go to Postwoman
SVG Icon a11y Fixer
Fix accessibility issues in SVG images exported from tools like Adobe Illustrator
Added Jan 2020Go to SVG Icon a11y Fixer
Added Jan 2020Go to Accessible Brand Colors
Added Jan 2020Go to Explain Shell
Added Jan 2020Go to Fonty
SSL Server Test
Perform a deep analysis of the configuration of any SSL web server on the public Internet
Added Jan 2020Go to SSL Server Test
Added Jan 2020Go to Tailwind CSS Cheat Sheet
UTF-8 icons
Gives you unicode, hex, ASCII, html, css codes to insert UTF-8 icons and symbols
Added Jan 2020Go to UTF-8 icons
Added Jan 2020Go to ¿©hara¢ter(s)!
Added Jan 2020Go to cubic-bezier
Added Jan 2020Go to Hero Patterns
Added Jan 2020Go to HTTProfile
Added Jan 2020Go to Batch 301
Added Jan 2020Go to Contrast Checker
Added Jan 2020Go to contrast.crgeary.com
Added Jan 2020Go to cryptii.com
Added Jan 2020Go to Fancy-Border-Radius
Font Squirrel Webfont Generator
Modify, improve, trim, change and export your fonts in modern formats
Added Jan 2020Go to Font Squirrel Webfont Generator
Added Jan 2020Go to groq.dev
Added Jan 2020Go to JWT Debugger
Added Jan 2020Go to Meta Tags
Added Jan 2020Go to Nicen
Added Jan 2020Go to Shadow Elevation Editor
Added Jan 2020Go to Smart Swatch Generator
Added Jan 2020Go to carbon
Eightshapes Contrast Grid
Test many foreground and background color combos for compliance with WCAG 2.0 minimum contrast.
Added Jan 2020Go to Eightshapes Contrast Grid
Added Jan 2020Go to JavaScript Array Explorer
Added Jan 2020Go to Let's Enhance.io
Added Jan 2020Go to Maskable.app
Responsive Breakpoints
Create responsive breakpoints for your images and get the adequate HTML them
Added Jan 2020Go to Responsive Breakpoints
Added Jan 2020Go to Tint & Shade Generator
Added Jan 2020Go to type-scale
Added Dec 2019Go to CSS Stats
Added Dec 2019Go to Mocky
Added Dec 2019Go to shapecatcher.com
Added Dec 2019Go to AST explorer
Added Dec 2019Go to Base64 Converter
Added Dec 2019Go to Clippy
Added Dec 2019Go to Color.review
Added Dec 2019Go to CSS Cursors
Added Dec 2019Go to CSS Grid Generator
Added Dec 2019Go to CSS Scroll Shadows
Added Dec 2019Go to CSS Triangle Generator
Added Dec 2019Go to extractCSS
Added Dec 2019Go to Favicon Generator. For real.
Added Dec 2019Go to favicon.io
Added Dec 2019Go to Flexy Boxes
Added Dec 2019Go to FontDrop!
Added Dec 2019Go to google-webfonts-helper
Added Dec 2019Go to RegExr
Added Dec 2019Go to regular expresssions 101
Added Dec 2019Go to removebg
Added Dec 2019Go to Shadows
Added Dec 2019Go to Shapy
Added Dec 2019Go to snippet generator
Added Dec 2019Go to Squoosh
Added Dec 2019Go to SVGOMG
Added Dec 2019Go to Transform
Added Dec 2019Go to Unicode Character Search
Added Dec 2019Go to Unicode Code Converter
Added Dec 2019Go to unilist
Added Dec 2019Go to URL-encoder for SVG
Added Dec 2019Go to Wakamai Fondue
Added Dec 2019Go to WhoCanUse
Added Dec 2019Go to ⌘+C