Tag managers
Google Tag Manager helps make website tag management simple with tools solutions that allow small businesses to deploy and edit tags all in one place

Tag managersCustomer data platform
Tealium provides a sales enterprise tag management system and marketing software

CMS
Aktuelle Telekom Angebote f r Mobilfunk 5G LTE Festnetz und Internet TV mehr Alles aus einer Hand f r zuhause unterwegs Erleben was verbindet

Ecommerce
The World Wide Web Consortium W3C develops standards and guidelines to help everyone build a web based on the principles of accessibility internationalization privacy and security

JavaScript libraries
GSAP is an industry standard JavaScript animation library from GreenSock that lets you craft high performance animations that work in every major browser

Widgets
VAT rules and rates charging deducting exemptions and refunding VAT special schemes for small businesses Check VAT numbers within the EU VIES Mini One Stop Shop MOSS Scheme cross border VAT rules Obligatory information for VAT invoices