Zep and HydraDB both use temporal graphs, but they ask engineering teams to build at different layers. Zep packages users, threads, extraction, and Context Blocks into a managed context platform. HydraDB exposes the graph database underneath, so your team can define its own ontology, data bound...
Source: [Dev.to](https://dev.to/hydra_db_blogs/hydradb-vs-zep-3033)