This is our popular weekly design news post where we share our favorite design related articles, resources and freebies from the past week.

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New Resources & Tools

Photoshop Simulator – 'You don't need to install that huge s**t on your machine anymore.'

PerfMap, a bookmarklet and Chrome extension to create a front-end performance heatmap of resources loaded in the browser.

CRUD Admin Generator, an open source tool to generate a complete backend from a MySql database.

LazySizes, a lazy loader for images (responsive and normal), iframes and scripts.

Color Chart of CSS Namespace Colors in Rainbow Order.

Icons8 App, a tool to search and import 5400 icons and into Photoshop or Xcode (Win and Mac).

Memory Game! A fun game that has been built using HTML, CSS, and JavaScript.

Learning Resources & Tutorials

CSS-Only Solution For UI Tracking by Krasimir Tsonev.

The Theory Behind Progressive Enhancement by Maciej Sopyło.

Exploring Social Design Patterns For the Web by Chris Bank.

Recreating Apple's iMac Scrolling Effect by Marius Balaj.

Backbone vs. Knockout by Matthias Christen and Karol Masiak.

Cutting-Edge CSS Features You Can Use Today by Guil Hernandez.

Rounded Animated Navigation in CSS & jQuery by Claudia Romano.

Free UI Resources

Freebie: Icarus UI Kit (PSD).

Freebie: iOS 8 GUI (PSD) by Teehan+Lax.

Freebie: Apple Watch Apps Concept Complete GUI.

Freebie: Google Design have open-sourced 750 glyphs.

Freebie: 40 Flat & Solid User Interface Icons (AI & EPS).

Freebie: 29 Ink and Postage Stamp Photoshop Brushes.

…and finally…

A CSS-Only iPhone 6 by Fabrizio Bianchi.