Based on our record, GTM Server seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Https://gtm-server.com/ is a good resource I have found, kind of makes life easy for the less technical. Source: about 3 years ago
Google Tag Manager - Google Tag Manager helps make tag management simple, easy and reliable by allowing marketers and webmasters to deploy website tags all in one place.
Stape.io - The easiest way to server-side tracking. Everything from server Google Tag Manager and Meta`s CAPIG hosting to custom solutions.
Segment - We make customer data simple.
Taggrs.io - Hosting software for GTM Server Side Tracking Generate up to 30% more conversions and turnover with Server Side Tracking the solution to the demise of third party cookies.
RudderStack - Open-Source Customer Data Platform
Addingwell - Addingwell delivers fast and reliable fully-managed tagging servers for your Google Tag Manager server-side.