6 SVGOMG
SVGOMG is an Online-Tool for optimizing SVGs.
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6 
3 JPEGmini
Desktop Application, Online-Tool
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3 HTML CodeSniffer
A client-side JavaScript app that checks a HTML document or source code and detects standard violations. Comes with standards for […]
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2 Tiny PNG
TinyPNG uses smart lossy compression techniques to reduce the file size of your PNG files. By selectively decreasing the number […]
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1 Puny PNG
PunyPNG is a free website optimization tool that dramatically reduces the file size of your images without any loss of […]
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1 Sprite Cow
Generate CSS for sprite sheets.
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1 ProCSSor
Desktop Application, Online-Tool
ProCSSor is a powerful (and wholly free) CSS prettifier that lets you format CSS in the exact way you want. […]
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1 Online CSS Optimiser
Online CSS Optimizer/Optimiser is a web tool for reducing the file size of cascading style sheets. In order to save […]
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1 TinyNav.js
TinyNav.js is a tiny jQuery plugin (443 bytes minified and gzipped) that converts <ul> and <ol> navigations to a select […]
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1 head.js
A tiny script that speeds up, simplifies and modernizes your site. Load scripts like images. Use HTML5 and CSS3 safely. […]
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1 Socialite.js
Socialite provides a very easy way to implement and activate social sharing buttons — any time you wish. On document […]
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1 Link Checker
This Link Checker looks for issues in links, anchors and referenced objects in a Web page, CSS style sheet, or […]
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1 SVGO
SVG Optimizer is a Nodejs-based tool for optimizing SVG vector graphics files.
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1 CSS Lint
Automated linting of Cascading Stylesheets.
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1 sizersoze
Download, Online-Tool, Script / Library
This tool evaluates the savings by resizing images to various viewports, with the goal of fitting images into a »performance […]
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Like Clean CSS
CSS Formatter and Optimiser. Important Notes: the same selectors and properties are automatically merged your code should be well-formed. This […]
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Like HTML5 Boilerplate
Framework / Boilerplate, Online-Tool
Professional front-end template for building fast, robust, and adaptable websites.
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Like Loads.in
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Like Dean Edwards JavaScript Compressor
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Like Kraken Image Optimizer
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Like RIOT – Radical Image Optimization Tool
Radical Image Optimization Tool (RIOT for short) is a free image optimizer that will let you to visually adjust compression parameters while keeping […]
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Like Online Javascript Compression Tool
JSCompress.com is an online javascript compressor that allows you to compress and minify your javascript files. Compressed javascript files are […]
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Like ImageOptim
ImageOptim optimizes images — so they take up less disk space and load faster — by finding best compression parameters and by […]
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Like Spritepad
With SpritePad you can create your CSS sprites within minutes seconds. Simply drag & drop your images and have them […]
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Like Code Beautifier
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Like CSS Compressor
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Like JavaScript Beautifier
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Like Smush.it
Smush.it uses optimization techniques specific to image format to remove unnecessary bytes from image files. It is a „lossless“ tool, […]
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Like Pingdom
Test the Load Time of a Web Page. Enter a URL to test the load time of that page, analyze […]
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Like Which loads faster?
Whichloadsfaster is a fun way to spread the word that web performance matters. It’s about friendly competition and about testing […]
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Like Initializr
Framework / Boilerplate, Template
Initializr is an HTML5 templates generator to help you getting started with a new project based on HTML5 Boilerplate. It […]
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Like CSS Comb
The Greatest tool for sorting CSS properties in specific order.
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Like ResponsiveURL.co.uk
It feels like we’re obsessed with making everything responsive at the moment, but haven’t we forgotten something? That’s right, what […]
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Like X-Icon Editor
X-Icon Editor is an HTML5 application that allows you to create high resolution icons that lets your sites shine with […]
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Like Response JS
Response is a jQuery plugin that helps optimize cross-device performance by enabling progressive enhancement of content via HTML5 data.
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Like yepnope.js
yepnope is an asynchronous conditional resource loader that’s super-fast, and allows you to load only the scripts that your users […]
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Like Backbone.js
Give your JS App some Backbone with Models, Views, Collections, and Events.
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Like Responsive Images
The goal of this technique is to deliver optimized, contextual image sizes for responsive layouts that utilize dramatically different image […]
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Like PNG Minimizer
Convert your PNG files to much smaller PNG-8 format, keeping transparency and browser compatibility. Upload a PNG file up to […]
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Like Picturefill
A <picture> element polyfill.
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Like Conditionizr
Conditionizr is a fast and lightweight (3KB) javascript utility that detects browser vendor, touch features and retina displays – allowing […]
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Like Responsive Img
Make your existing images responsive without creating new images.
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Like One Div
One div aims to highlight the potential of CSS3 through a library of single element logos. All icons displayed on […]
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Like Genericons
Genericons are vector icons embedded in a webfont designed to be clean and simple keeping with a generic aesthetic. Use […]
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Like Gridwax
Gridwax is a bookmarklet which adds a baseline-grid-overlay to your browser. It helps you to optimize the vertical rhythm of […]
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Like Helium
Helium is a tool for discovering unused CSS across many pages on a web site.
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Like Screen Sizes
Screensiz.es is a nifty little database of screen specifications for the most popular devices on the market.
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Like conditioner.js
JS library for loading and unloading behavior based on environment conditions.
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Like SVG Editor
SVG Editor is an Online-Tool for editing and optimizing SVGs.
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Like SVG optimiser
SVG optimiser is an Online-Tool for optimizing SVG.
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