200+ Best Front-end Developers Tools

Front-end developer uses many tools for their daily activities. Like as - colour picker, code generator, code beautifier, icon generator, fort converter, analyzer, editor, optimizer, various testers etc.




I've created a list for front-end developers. So that they can get all the necessary tools from here. You can bookmark it in your browser. If you have this type of tools link, please post it in the below comment. I'll add this to the blog.






Colors


COLOURlovers: User-created & shared colour palette inspiration
ColorPicker: Online Color Picker ToolTool
Color Hex: A free colour tool providing information about any colour
Flat UI Colors: Web-app helps you to copy the colours from Flat UI
Contrast Ratio: Easily calculate color contrast ratios
Color Safe: Color palettes based on WCAG Guidelines
Color Contrast Checker: Check color contrast by analyzing difference between foreground and a background color.
Colllor: Color palette generator
Paletton: Tool for creating color combinations
Colorpeek: Quickly preview, share and convert one or more CSS colors, including hex, RGB, HSL, RGBA and color keywords.
Colourcode: Online designer tool, which allows you to easily and intuitively combine colours.
Chrome Daltonize!: Daltonization is a technique of exposing details to color-blind users, allowing them to see what they otherwise would have missed.
Flat UI Color Picker: Flat Color Picker which gives you the perfect colors for flat designs.
SassMe: A Tool for Visualizing SASS Color Functions
HEX To RGB: Convert Hex color to RGB.
HSL to RGB: HSL to RGB / RGB to HSL converter.
Colour Scheme Calculator: Choose a starter color to calculate its color wheel including triad, complementary, analogous, and split complementary colours, plus saturation and lightness variations.



This section update later-

Search box for HTML website- Google Custom Search Engine,
Forum For HTML website- www.disqus.com, proboards.com, Facebook Comments etc,
Newsletter For HTML website- Use MailChimp







CSS Generators


Ultimate CSS Gradient Generator: CSS gradient generator
EnjoyCSS: All in one CSS generator
CSS MenuMaker: Create responsive website navigation
On/Off Flip switch: Generate CSS3 On/Off flip switches
CSSmatic: Gradient, border-radius, box shadow & noise texture generator
Ajaxload: Ajax loading GIF generator
Ui Parade Live Tool: Button, Form, Icon, Ribbon builder
CSS Table: CSS table generator
CSS Triangle: CSS triangle generator
CSS Arrow Please: CSS arrow generator
Patternify: A CSS Pattern Generator
CSS3 Patterns Gallery: CSS3 patterns gallery
Critical Path CSS Generator: Speed up your page render time
Button Generator: CSS button generator
Layout Generator: Create CSS layout
Tridiv: Web-based editor for creating 3D shapes in CSS
Trianglify: Generate colourful triangle meshes that can be used as SVG images and CSS backgrounds
Delaunay Triangle: Triangle pattern maker that can be used as background
Bear CSS: Generates a CSS template containing all the HTML elements, classes & IDs defined in your markup
Stylie: A fun CSS animation tool








Calculator & Converter


CSS2Less: Convert old CSS files to LESS files
PXtoEM: Convert pixels to EM
RWD CalculatorTurn your pixel based designs to responsive
DPI Love: Find DPI/PPI of any screen
CSS Inliner: Automatically inline your email’s CSS
Code Beautify: Beautify, Validate, Minify, Analyze and Convert your JSON, XML, JavaScript, CSS, HTML, Excel
Density Buckets: Screen density converter for Android and iOS
Pixel Density Converter: Tells you how to scale graphics between four density groups.
Is This Retina?: DPI/PPI Display calculator
Specificity Calculator: A visual way to understand CSS specificity
NTH-Test: nth-child and nth-of-type Tester
Lessify: A configurable CSS to LESS converter and LESS learning tool.








Typography & Font


Google Fonts: Open source web fonts
Font Squirrel: Hand picked free web fonts
Dafont: Archive of freely downloadable fonts
Font Space: Download free fonts
Type Genius: Find the perfect font combo
Golden Ratio Typography Calculator: Discover the perfect typography for your website
What Font Is: Identify font from a image
Typetester: Compare Web fonts from Adobe Edge, Google and Typekit
Tiff: Find out difference between Google fonts
Wordmark.it: Preview the output of fonts for a selected word
TypeWonder: Test web fonts on any live website
Fit Text: A jQuery plugin for inflating web type







Icons


Font Awesome: Scalable vector icons that can instantly be customized
Material Design Icons: 750 glyphs Material Design system icons pack by Google Design
Iconogen: Generate favicons, Windows 8 Tiles, Apple Touch icons, Android and iOS icons
Marka: Beautiful transformable icons
Maki: Icon set for web cartography
Batch: 300+ icons for web and user interface design
Fontello: Icon font generator
Fontastic: Create your own icon font
Icon Melon: SVG icons library for web
Entypo: A suite of 411 carefully crafted premium pictograms by Daniel Bruce
Gemicon: 600+ Free icon set, comes in 3 different sizes (16px, 32px, 64px)
Typicons: Free-to-use vector icons embedded in a webfont for easy use in your user interfaces
Iconmonstr: A large collection of glyph icons from a German artist
Octicons: Icon font launched by GitHub
GlyphSearch: Search for icons from Font Awesome, Glyphicons, IcoMoon, Ionicons, and Octicons







Analyze Website Style


Stylify Me: Overview of the style guide of a site, including colors, fonts, sizing and spacing
StyleStats: Simple tool to collect CSS statistics of a website
Colours: Find out the most common colour or hue of a website
Type-o-matic: A browser extension that finds all the fonts on a page
SnappySnippet: Easily extract CSS and HTML from selected element








Editor


CodePen: Show case of advanced techniques with editable source code
JSFiddle: Test and share JavaScript, CSS, HTML or CoffeeScript online
JS Bin: A live pastebin for HTML, CSS & JavaScript and a range of processors
CSSDeck: Collection of Awesome CSS and JS Creations to help out frontend developers and designers
Dabblet: An interactive CSS playground and code sharing tool
Liveweave: Liveweave is a HTML5, CSS3 & JavaScript playground for web designers and developers
Adobe Edge Reflow: Design tool that supplements your design workflow to help you create beautiful responsive designs for all screen sizes
webflow: Drag-and-drop website builder for creating professional responsive websites
Macaw: Provides the same flexibility as your favorite image editor but also writes semantic HTML and remarkably succinct CSS







Developer Tools


Chrome DevTools: Set of web authoring and debugging tools built into Google Chrome
Grunt: The JavaScript Task Runner for automating tasks
LiveReload: CSS edits and image changes apply live without needing to hit refresh button
Bower: Solution to the problem of front-end package management
Yeoman: A generator ecosystem, basically a plugin that can be run with the `yo` command to scaffold complete projects or useful parts
Can I Use: Up-to-date browser support tables for support of front-end web technologies
HTML5 Please: Look up HTML5, CSS3 & find out if they are ready for use
CSS Values: CSS Reference, Properties and Values
CSS Triggers: An invaluable reference on how CSS affects performance








Testing


W3C Markup Validation: Checks the markup validity of Web documents in HTML, XHTML, SMIL, MathML
HTML_CodeSniffer: Checks HTML source code and detects violations of a defined coding standard
W3C CSS Validation: Check (CSS) and (X)HTML documents with style sheets
CSS Lint: Points out problems with your CSS code
JS Lint: JavaScript program that looks for problems in JavaScript programs
Pesticide: CSS layout debugging
PhantomCSS: Visual/CSS regression testing with PhantomJS
CSS Critic: Regression testing of CSS
DiagnostiCSS: Visually detect any potentially invalid or inaccessible HTML markup
QUnit: A JavaScript Unit Testing framework
Dromaeo: JavaScript Performance Testing
Browsershots: Cross platform browser test
Responsinator: Check how your site will look on the most popular devices
Opera Mobile Classic Emulator: Use the profile selector to spawn multiple Opera Mobile Classic instances with a defined resolution, pixel density, user interface








Performance


Pingdom Website Speed Test: Test & analyze the load time of a live page
WebPagetest: Website speed test from multiple locations around the globe
PageSpeed Insights: Analyzes website and suggest ways to make it load faster
GTmetrix: Grade site’s performance and provides recommendations to fix these issues
YSlow: Analyzes & offers suggestions for improving the page’s performance
Perfmap: A performance heatmap of resources loaded in the browser








Optimization


CSSCSS: Let you know which rulesets have duplicated declarations
Helium: javascript tool to scan your site and show unused CSS
CSS Tidy: Opensource CSS parser and optimiser
CSS Compressor: Compress your CSS to increase loading speed
CSS Dig: Take a look at all your CSS properties, their frequency and variations
JavaScript Minifier: Minify your JavaScript
FF Subsetter: Reduce the font file size to optimize bandwidth usage
Compressor.io: Reduce the size of your images while maintaining a high quality
Prefix free: add the current browser’s prefix to any CSS code only when it’s needed
Sprite Cow: Generate CSS for sprite sheets
TinyPNG: Advanced lossy compression for PNG images
Adaptive Images: Detects your visitor’s screen size and automatically creates, caches, and delivers device appropriate re-scaled versions of images








Feedback


Bounce: Add feedback on a design and share it with other people
Marqueed: Capture, annotate, Share and discuss images
Design Drop: A tool for collecting design feedback
Peek: See and hear a 5-minute video of a real person using your site








Inspiration


Call To IdeaExamples designs, components, ideas, logins, patterns, tabs, toggles, registers, lists, galleries, comings
Land Book: Cool landing page gallery
UX Archive: Most interesting user flows from iPhone 4S and iPhone 5
UI Parade: Online catalog of inspiration for UI designers
ZURB U: Find UI design inspiration
UX Porn: User Interface Design Patterns and Wireframe Templates
UI Patterns: User Interface Design patterns
Pttrns: A collection of mobile user interface patterns
TabPattern: Tablet UI Patterns
UICloud: User Interface Design Search Engine
Use Your Interface: Library of transitional interface and interaction design patterns
Niice: A search engine for finding design inspiration








MOOC


Intro to the Design of Everyday Things: Informative for anyone curious about design: everyday people, technical people, designers, and non-designers alike
Delft Design Approach: Introduction to fundamentals and methods of the Delft approach to designing meaningful products and services
Prototyping Interaction: Learn the different methods of prototyping by sketching, building and testing
Introduction to Graphic Design: Learn foundational graphic design principles (fonts, colors, images, backgrounds, and layouts) and how to apply them.
Intro to HTML and CSS: Learn how to convert digital design mockups into static web pages
Web Development: Learn core web development concepts from Reddit & Hipmunk co-founder Steve Huffman.
Responsive Web Design Fundamentals: Learn the fundamentals of responsive web design with Google’s Pete LePage
Responsive Images: Learn how to work with images on the modern web, so that your images look great and load quickly on any device
HTML5 Canvas: Learn how to use the canvas; how to make compositions using shapes, images, and text; how to create effects and filters on images and how to create animations.
Developing Android Apps: Learn how to build an Android app
JavaScript Basics: Learn the JavaScript programming fundamentals
Object-Oriented JavaScript: Learn how to utilize the various object-oriented programming features within JavaScript, and more importantly, how to write reusable and maintainable libraries.
JavaScript Design Patterns: Learn the importance of separating concerns when writing JavaScript, gaining hands-on experience along the way
JavaScript Testing: Learn how to write JavaScript applications with confidence, using the red-green-refactor workflow
Building Mobile Web Experiences: Learn how to create great cross-device mobile web experiences.
UX Design for Mobile Developers: Dive into the techniques that great designers use to plan and prototype amazing apps before any code is written
UIKit Fundamentals: Build a series of simple apps to become more comfortable with the UIKit framework and master its most widely used components
Intro to jQuery: Learn how to read and make sense of jQuery’s documentation.
Intro to AJAX: Learn how to make asynchronous requests with JavaScript (using jQuery’s AJAX functionality), and gain a better understanding of what’s actually happening when you do so
Website Performance Optimization: Learn how to optimize any website for speed by diving into the details of how mobile and desktop browsers render pages.
Gamification Design: Learn the basics of Gamification with a highly practical approach








Wireframes, Mockups & Prototypes


Origami: Free tool for designing modern user interfaces created by Facebook
Cacoo: Create a diagram, site map, flowchart, mind map, wireframe, UML diagram and network diagram
Marvel: Turn your Dropbox or desktop images into web and mobile app prototypes for any device and get feedback
Placeit: Create iPhone mockups and iPad mockups
MockFlow: Online services to Plan, Build and Share work for designers
Justinmind: Interactive wireframes for web and mobile
Wireframe.cc: Free minimal wireframing tool








Design News & Community



/r/web_design: Web design subreddit
/r/design: Design subreddit
/r/usability: User experience, Interface Design, or Human Factors subreddit
/r/userexperience: User experience design subreddit
Stack Exchange: Graphic Design: Q&A for Graphic Design professionals, students, and enthusiasts
Stack Exchange: User Experience: Q&A for user experience researchers and experts
Front-end Front: A place where front-end developers can ask questions, share interesting links, and show their work to the rest of the community
Pineapple: Hub of Tutorials, Tools and Assets for developers and designers
Lockerdome: An interest-based social network
Designer News: A community of people in design and technology
DesignFloat: Web design news & tips
The Web Blend: A community for designers, developers and tech junkies
Design News: A site that features news articles, resources and tutorials written by designers and developers







Portfolio


Behance: The leading online platform to showcase & discover creative work
Dribbble: A place to show and tell, promote, discover, and explore design
Cargo: Personal publishing platform aimed at creating accessible tools and a networked context to enhance the exposure of talented individuals on the Internet
DeviantArt: An online community, showcasing various forms of user-made artwork







WordPress Themes


Optimizer: An easy to customize multipurpose theme for people who don’t like to mess with code.
Pinnacle: Modern flat design with fully responsive theme.
Customizr: Customizable responsive theme with flat design. Well documented and easily extendable with hooks.
Asteria: A clean responsive theme with a beautiful slider, Narrow and Wide Layout Option.
Storefront: Designed and developed by WooThemes for WooCommerce projects.







Resources


Microjs: Discover Micro-Frameworks and Micro-Libraries
Vector Open Stock: Free vector graphics
Buttons: A CSS button library built with Sass & Compass
Bootflat: Open source Flat UI KIT based on Bootstrap 3.3.0 CSS framework
Animate.css: A cross-browser library of CSS animations
CSS Shake: CSS shake graphics and icons for your page or app
Subtle Patterns: Free tilable textured patterns
Placehold.it: image placeholders
Holder.js: Client side image placeholders
Hammer.js: Add multi-touch gestures to your webpage
Textillate: A simple plugin for CSS3 text animations
Timeline JS: Beautifully crafted timelines that are easy and intuitive to use
Modernizr: JavaScript library that detects HTML5 and CSS3 features in the user’s browser
Isotope: Create a filterable portfolio for your website
Polymer: Makes it easier and faster to create anything from a button to a complete application across desktop, mobile, and beyond
CodyHouse: A free library of HTML, CSS, JS nuggets
Cheetyr: Collection of cheat sheets and shortcuts for designers and developers
Leaflet: An Open-Source JavaScript Library for Mobile-Friendly Interactive Maps
Modest Maps: Free library for interactive maps
Templated: A collection of 846 free CSS and HTML5 site templates, designed & built by Cherry + AJ
GraphicBurger: Design resources offered for free to the community

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