Website ///


A sleek, intuitive, and powerful mobile first front-end framework for faster and easier web development.

Chrome DevTools

Chrome DevTools is a set of authoring, debugging, and profiling tools built into Google Chrome.

Contrast Checker

Test color contrast compliance with the Web Content Accessibility Guidelines (WCAG) by the World Wide Web Consortium (W3C).


📙 Emojipedia — 😃 Home of Emoji Meanings 💁👌🎍😍.

Google Fonts

Making the web more beautiful, fast, and open through great typography.

Google reCAPTCHA

Protect your website from spam and abuse while letting real people pass through with ease.

Google Trends

Sehen Sie sich aktuelle Trends, Daten und Visualisierungen von Google an.


This is a central resource for all things related to Open Source CMS.

W3C CSS Validator

Cascading Style Sheets (CSS) und (X)HTML-Dokumente mit CSS validieren.

World Wide Web Consortium (W3C)

Das World Wide Web Consortium (W3C) ist ein internationales Konsortium, in dem Mitgliedsorganisationen, ein fest angestelltesTeam, und die Öffentlichkeit gemeinsam daran arbeiten, Web-Standards zu entwickeln.

Mutlimedia ///

Design ///

Material Design Icons

Material icons are beautifully crafted, delightful, and easy to use in your web, Android, and iOS projects.