LLBLGen Pro vs Hibernate ORM

The runtime framework offers a full Async API for retrieval of data and object persistence, using .NET async/await statements to build truly asynchronous applications. Usable in Linq, QuerySpec and the Low-Level API.

Besides the LLBLGen Pro Runtime Framework, it supports Entity Framework Core / Full, NHibernate and Linq to Sql.

After 10 years using it, you just work with your C# objects. Never had to go for work arounds. Never complained with performance (some thousand concurrent connections).

Choice between Database first or Model first approach.

There are countless great books and articles, it's taught at universities, and easy to find both skilled labour and advanced consultants .

Fully open source, managed by the tought leaders in the Java community, decision making is open yet sponsored and legally backed by Red Hat.

Hibernate ORM sports several advanced extensions such as Hibernate Search providing Lucene and Elasticsearch full-text search, Hibernate Spatial for GIS extensions, Envers for versioning and temporal queries, Hibernate OGM to use NoSQL as your primary datastore, advanced caching integrations and various connection pools.

Hibernate was very innovative from the beginning but is still very actively developed, improving significantly every release.

ORMs are typically not easy to scale yet the Hibernate team has been very sensitive to this topic, constantly optimising the code further and adding various advanced features to avoid paying a high cost for the convenience.

Most other successful projects in the Java community integrate with Hibernate, making integration often a solved problem.