LLBLGen Pro is an entity modeling solution that can generate a complete data-access tier and business objects tier (multiple target frameworks, C# or VB.NET*), it features powerful O/R mapping technology and has a flexible task-based code generator.
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Pro Multi framework support
Besides the LLBLGen Pro Runtime Framework, it supports Entity Framework Core / Full, NHibernate and Linq to Sql.
Pro Database first / Model first
Choice between Database first or Model first approach.
Pro Async API
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.
Con Not free
No free plan available.