Top 20 NuGet sql Packages

SqlCommand and Reader Helpers
Extensions to support Raw SQL and Stored Procedures with custom entities mapping
Easily build filters for use in Lambda Expressions. Make it easy to turn WebApi requests parameters into expressions. Great features such as; save and re-run those filters, make complex expressions and more!
Sqlite provider for Storm.
Super-Tiny ORM framework.
Sqlite provider for DbSession.
This library helps to convert sql query result to JSON. This can help if your database does not provide such a feature (e.g. Oracle). The mapping can be configured with a nice fluent interface.
EasyToMySql or ETM will help you making better connection experience to MySql. When you can just type the target table, host or .. address instead of defining and making instances of MySql libraries.
Easily generate SQL INSERT statements for large amount of random test data
Provides an NHibernate driver that uses the Microsoft Transient Fault Handling library to allow for reliable SQL Azure connections. This package has the Microsoft Transient Fault Handling library IL-merged into it; for a version that doesn't see the NHibernate.SqlAzure.Standalone package.
High performance ADO.Net wrapper specifically develop to help make life easy working with Microsoft SQL Server stored procedures for .Net projects/Applications. For more detials vitis Git Wiki page: https://github.com/sknath25/StoredProcedurePlus.Net/wiki
Alternative implementation of the standard functionality of the formatted and interpolated strings. LibProtection provides a realtime automatic protection from any class of the injection attacks, which belong to the most attacked languages (HTML, URL, JavaScript, SQL and the file paths are currently...
Lightweight wrapper for one-off SQL queries.
A slim yet powerful ORM layer.
SQL Server management classes and data adapter extensions.
Performs convertion, cleaning and transformation operations over database files.
The Sql helper library for .Net developers.