activa 

Lightweight multi-platform ORM for mobile, desktop and servers. Data providers for Sqlite, SQL Server, MySql and Postgres are available as separate Nuget packages

Lightweight multi-platform ORM for mobile, desktop and servers. A data provider is required to use this library. Providers for Sqlite, SQL Server and MySql are available on Nuget.

Velox.DB data provider for Sqlite, supporting .NET 4.5 (Windows), iOS (Xamarin), Android (Xamarin) and Windows Store Apps for Windows Phone 8.1 + Windows 8.1. To use this driver with Windows Store apps, you... More information

General purpose library for type conversion, reflection, caching, JSON, logging, ...

General purpose library for expression parsing, template rendering, type conversion, configuration management, ...

Velox.DB data provider for MySql (Windows servers and desktops)

Velox.DB data provider for SQL Server 2008+ for use in .NET 4.5, Xamarin.iOS and Xamarin.Android

Lightweight multi-platform ORM for mobile, desktop and servers. Data providers for Sqlite, SQL Server, MySql and Postgres are available as separate Nuget packages

Reflection and type conversion library for .NET

SQL Server driver for Iridium

Portable light-weight geometry/geography library

Compact and ultra high performance portable JSON library for .NET

Dependency injection library for .NET

Lightweight ActiveRecord-inspired ORM for .NET, Windows Phone and Mono(Touch/Droid)

Portable and lightweight C# library for scripting, expression evaluation and template rendering. Compatible with mobile platforms where Reflection.Emit is not supported.

General purpose library for type conversion, reflection, caching, JSON, logging, ...

Postgres driver for Iridium

Iridium is a lightweight multi-platform .NET ORM for mobile, desktop and servers

Logging library for .NET

UWP .NET Core Sqlite runtime libraries for Iridium