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"Slowy is a tool which simulates custom connection's conditions and limits the network traffic to a specified destination port. It is created for web developers, like me, who need to test a website with a real-world connection, even on a local server. Slowy is an OSX MenuBar app, so it is lightweight and is placed only on the system topbar. "

"ScriptPNG is a PNG optimizer for Windows 32 bits. It reduces files size by parallel processing, with differents levels of compression. It converts GIF, BMP, JPG, PCX, or TGA to PNG. ScriptJPG is a JPG optimizer for Windows 32 bits. It reduces files size with a lossless process or with differents lossy methods - those methods also reduce image quality."

"WBL_Minify extension enables minification of magento css merged files and/or javascript merged files."

"Si l'on peut se féliciter que la problématique de la performance Web soit abordée [...], il est dommage que la Team GA se permette de livrer de telles informations sans prendre davantage de précaution quant à leur interprétation. Car ce qui est comparé ici n'est pas comparable."

"Il existe une conviction partagée chez les grands du Web : la performance perçue par l'utilisateur est critique. Cette performance a en effet un impact direct sur l'adoption du service et son utilisation dans la durée. Et le ressenti utilisateur est directement lié à la rapidité d'affichage des interfaces."

70% of tablet users expect a site to load in under 2 seconds.

"Web FontFonts speak many languages, but most of the time you only need a select few. Removing the letters you don't need can greatly reduce the font file size to make your websites faster, optimize bandwidth usage, and reduce high-traffic costs. "

"Scour is an open-source Python script that aggressively cleans SVG files, removing a lot of 'cruft' that certain tools or authors embed into their documents. The goal of scour is to provide an identically rendered image"

YSlow for Command Line runs on Node.JS and requires a HAR file as input source in order to analyze page performance. It is currently available as a NPM package for installation.

"CryoPNG est donc en gros comme PunyPNG ou ImageOptim mais en plus costaud. C'est une simple interface graphique pour de puissants scripts qui eux utilisent pngout, cryopng, huffmix, defluff..."

Perform JPEGmini processing locally on your hosts. The server software is supported for all major versions of Linux, and is optimized for high-performance, utilizing multiple cores in parallel to process millions of multi-megapixel photos per month on a single CPU.

La BDD est téléchargeable à l'adresse : http://httparchive.org/downloads.php. Il est possible de faire ses propres requêtes. Les données sont stockés depuis 2010. L'échantillon regroupe 70 000 urls différentes (principalement US).

Initiation aux notions de la performance web

"Simplify.js is a tiny high-performance JavaScript 2D/3D polyline simplification library by Vladimir Agafonkin, extracted from Leaflet, a JS interactive maps library of the same author. It uses a combination of Douglas-Peucker and Radial Distance algorithms. Works both on browser and server platforms."