Below are some more providers available for LINQ to SQL
LinqConnect is a fast, lightweight, and easy to use LINQ to SQL compatible ORM solution, supporting SQL Server, Oracle, MySQL, PostgreSQL, and SQLite.
PM> Install-Package Devart.Data.Linq -Version 4.8.1471
NuGet Url: Devart.Data.Linq
LINQ to DB is the fastest LINQ database access library offering a simple, light, fast, and type-safe layer between your POCO objects and your database.
PM> Install-Package linq2db -Version 2.0.0-rc2
NuGet Url: linq2db
LINQ to SqlServer is a data access technology that provides a run-time infrastructure for managing relational data as objects.
PM> Install-Package linq2db.SqlServer -Version 2.0.0-rc2
NuGet Url: linq2db.SqlServer
LINQ to PostgreSQL is a data access technology that provides a run-time infrastructure for managing relational data as objects.
PM> Install-Package linq2db.PostgreSQL -Version 2.0.0-rc2
NuGet Url: linq2db.PostgreSQL
LINQ to SQLite is a data access technology that provides a run-time infrastructure for managing relational data as objects.
PM> Install-Package linq2db.SQLite -Version 2.0.0-rc2
NuGet Url: linq2db.SQLite
LINQ to MySql is a data access technology that provides a run-time infrastructure for managing relational data as objects.
PM> Install-Package linq2db.MySql -Version 2.0.0-rc2
NuGet Url: linq2db.MySql
LINQ to Access is a data access technology that provides a run-time infrastructure for managing relational data as objects.
PM> Install-Package linq2db.Access -Version 2.0.0-rc2
NuGet Url: linq2db.Access
LINQ to Firebird is a data access technology that provides a run-time infrastructure for managing relational data as objects.
PM> Install-Package linq2db.Firebird -Version 2.0.0-rc2
NuGet Url: linq2db.Firebird
LINQ to SqlCe is a data access technology that provides a run-time infrastructure for managing relational data as objects.
PM> Install-Package linq2db.SqlCe -Version 2.0.0-rc2
NuGet Url: linq2db.SqlCe
LINQ to Oracle is a data access technology that provides a run-time infrastructure for managing relational data as objects.
PM> Install-Package linq2db.Oracle.x64 -Version 1.10.0
NuGet Url: linq2db.Oracle.x64
LINQ to Oracle is a data access technology that provides a run-time infrastructure for managing relational data as objects.
PM> Install-Package linq2db.Oracle.x86 -Version 1.10.0
NuGet Url: linq2db.Oracle.x86