You should look at Snowplow (https://snowplowanalytics.com/ https://snowplowanalytics.com/) which offers a good amount of power and can be self hosted or run at

You should look at Snowplow (https://snowplowanalytics.com/ https://snowplowanalytics.com/) which offers a good amount of power and can be self hosted or run at AWS, and is fully open source. That being said, Adobe's product has truly "enterprise" scale, governance, and industry integration across many regions, and if you have that need, few products can really get you there.