This dataset does include Bloomreach Discovery, Coveo and Algolia. These were detected by looking through HTTP responses for publicly available web pages. For example, Coveo was detected by searching a script tag's src attribute for "static.cloud.coveo.com".
You can check out everything that was detected in the full version here: https://versiondb.io/detection_list.json
If you'd like to know how the others were detected, I can go through that as well. See if it's what you're after.