Recent Technology Changes in serlo.org

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Technologies in use by serlo.org

Websites using Google technologies

CloudFlare is a global CDN and DNS provider that can speed up and protect any site online.

iOS Safari instructions for mobile web apps

This site uses the viewport meta tag which means the content may be optimized for mobile content.

Previously Google Apps for Business. G Suite is a cloud-based productivity suite that helps you and your team connect and get work done from anywhere on any device. It's simple to setup, use and manage, allowing you to work smarter and focus on what really matters.

Track Your Results. Get the stats on your campaigns and subscribers, so you can improve your content every time you send, and tailor your newsletters to your ...

Website using the € symbol on their website - meaning it may accept payment in Euros.

Stripe is a developer-friendly way to accept payments online and in mobile apps.

Direct payment via online banking.

Klarna Checkout takes the tries to take the hassle out of buying on mobile devices.

PayPal is a American international e-commerce service that enables companies and individuals to send money and to accept payments without revealing any financial details.

Websites using https protocol.

The DOCTYPE is a required preamble for HTML5 websites.

The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook

Chrome for Android, since version 39 supports the "theme-color" meta tag to allow websites control the background color of the tab's UI header.

This page contains a meta robots tag which tells search engines and robots to index or not index the page.

A canonical link element is an HTML element that helps webmasters prevent duplicate content issues by specifying the "canonical", or "preferred".

Wesites using favicon rel tag

Meta descriptions are HTML attributes that provide concise explanations of the contents of web pages. Meta descriptions are commonly used on search engine result pages (SERPs) to display preview snippets for a given page.

UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.

A scheme.org entity that represents an article, such as a news article or piece of investigative report. Newspapers and magazines have articles of many different types and this is intended to cover them all.