What are some alternatives?
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.
Tealium - Enterprise tag management and digital data distribution (D3P).
OpenX - Ad technology platform available as a hosted service or as an open source download.
Qubit - Qubit is a web personalization platform founded by former Google workers, using innovative technology to collect, store, process, and output data to optimize consumers' experiences on the web. Read more about Qubit.
ObservePoint - Monitor, test and validate the accuracy of your web tags, critical user paths and more with ObservePoint's automated Data Quality Assurance solution.
Evergage - Evergage's real time web personalization software can help you boost engagement, increase revenue and drive more conversions. Web personalization software that's easy to use.