Top 20 NuGet persistent Packages

FASTER is a fast concurrent key-value store that also supports indexing of larger-than-memory data
A thread-safe, multi-process(ish) persistent queue, based very heavily on http://ayende.com/blog/3479/rhino-queues-storage-disk . Stores serialised data to the local file system for reading either later or concurrently
Akka.NET Persistence read journal backed by EventStore.
PersistentDictionary is a simple class that implements IDictionary, and backs the storage to disk. It allows a simple key-value pair store. It supports strings, value-types, and binary blobs. It is built on the ManagedEsent library.
Practical high performance functional programming for C#. Immutable collections, concurrent HashMap, Ref, Union, Lens and Array.
Small thread safe embedded key value pair persistent repository for .NET.
Small thread safe embedded key value pair persistent repository for .NET.
Repository implement for RDBS using NHibernate
Ultra simple multithread / multiprocess directory based persistent queue system for C#
Persistent Object Cache serializes objects and store them to disk as json. When retrieving objects cache time is validated, if cache time has been exceeded null is returned otherwise the object.
SQLite data storage service for StrongBeaver.
Enduro is a persistent object database for Windows 8 Store Apps and .NET 4.5 applications. Enduro makes modeling and accessing your persistent data very easy - almost trivial. Enduro is very flexible and can model any type of relationship. Enduro is a pure .NET 4.5 solution - no separat...
Immutable persistent collections, concurrent HashMap, Ref, and Array helpers designed for performance. Split from DryIoc: https://bitbucket.org/dadhi/dryioc
SmartEventBus.Repository
Cojecto is a semantic database built for Windows 8 Store Apps and .NET 4.5 applications. Cojecto has full SPARQL support and you can load data from several file formats or natively. Cojecto is a very high performance semantic database. Cojecto conforms to the new async/await pattern req...
This library provides F# integration for the Imms immutable collections library.
Small thread safe embedded key value pair persistent repository for .NET.
Meteor Persistent Session (meteor-persistent-session) binding library for Bridge.NET projects.
Redis-backed persistent storage with the NeoSmart.Redis.RDictionary<K, V> class.
A powerful library of immutable and persistent data structures for the .NET platform.