NCache is a 100% Native .NET Open Source in-memory distributed cache & datastore (released under Apache License, Version 2.0). NCache provides an extremely fast and linearly scalable distributed cache that caches application data and reduces expensive database trips.
TierDeveloper is an object to relational mapping (O/R mapping) code generation tool that helps to map and generate well designed .NET business and data objects.
NosDB is a 100% native .NET Open Source NoSQL Database (released under the Apache 2.0 License). NosDB is extremely fast and linearly scalable and allows your .NET applications to handle extreme transaction loads (XTP). NosDB also helps you accelerate your .NET development by providing a flexible JSON schema. With JSON, you can quickly adjust to your changing requirements and lower your time to market and your cost of ownership.