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FluentNHibernate

3.5.033M downloads/monhibernate/fluent-nhibernate ↗New releases in your daily digest, changelog included.

Fluent, XML-less, compile safe, automated, convention-based mappings for NHibernate.

Last release 1 months ago
29 Aug 2026
Release timing varies
gaps range from 5 weeks to 2.5 years
Some releases are documented
notes for 10 of 21 stable releases
1 version withdrawn
withdrawn after publishing
127 years old
23 releases · first in 1900

Release timeline

23 releases since 1900

1900190219041906

Releases

3.5.029 Aug 2026
As part of this release we had 23 issues closed.
As part of this release we had 23 issues closed.

bug

#749 Tuplizers cannot be set for components and subclasses

features

#41 SubclassMap + SqlInsert/SqlUpdate/StoredProcedure

!532 Allow to use own writerBuilder method to filter

!727 Allow specification of tuplizers for components and subclasses

!753 Allow specification of <sql-*> in subclasses

improvements

#119 SqlInsert, SqlUpdate, SqlDelete, SqlDeleteAll should not be available in Component and DynamicComponent mappings

!754 Mark Sql* methods on components as obsolete & hide it from editor
Open source →

3.4.010 Jul 2024

As part of this release we had 65 issues closed.

bugs

#431 Incorrect mapping when having an identity property with a different name than "Id", and the "Id" property which is not an identity column.
!671 Fix overriding Id for automapping
!688 Fix CheckInverseList without property comparer to call invalid overload

features

!697 Add cache usage option "never"
!702 Update dependency NHibernate to v5.4.9 [SECURITY]

improvements

!638 Run tests using .NET Framework 4.8
#639 Missing README file in NuGet package
!642 Normalize line endings
!643 Install NUnit.Analyzers package
!644 Convert NUnit Asserts to fluent model
!645 Package README.md to NuGet
!646 Replace ConstructorInfo Invoke with CreateInstance for improved performance
!648 Obsolete APIs related to BinaryFormatter
!649 Remove unused usings
!650 Replace null checks with is null / is not null
!651 Use null propagation where possible
!652 Use auto properties where possible
!653 Use expression bodied properties
!654 Use nameof where possible
!655 Use .NET 8 SDK to build project
!656 Replace object.Equals with Type equals operator
!657 Enable C#12
!658 Make properties readonly where possible
!659 Use C#12 primary constructors
!660 Remove redundant Cast calls
!661 Implement missing IEquatable<> interfaces
!662 Use Array.Empty where appropriate
!667 Remove redundant private modifiers
!670 Remove redundant private modifiers
!672 Simplify calls to AttributeStoreExtensions.GetOrDefault
!673 Remove unused NH21 build condition
!683 Replace IList with List where possible
!684 Obsolete CollectionExtensions class and methods
!685 Obsolete FluentNHibernate.Data.Entity
!686 Replace usage of non-generic IEnumerable in ConventionVisitor
!687 Refactor FluentNHibernate.Testing.Values List & ReferenceBag to avoid using non-generic IEnumerable
!691 Optimize some double lookups on Dictionary
!693 Stop using obsolete ISession.Transaction property
!694 Enable NuGet audit
!695 Remove mentions of older versions from README

Open source →

3.3.018 Sept 2023

As part of this release we had 9 issues closed.

bug

#534 Microsoft.Data.Sqlite v6 crashes with ArgumentException

feature

#619 Add & use MsSQLiteDialect

Open source →

3.2.011 Apr 2023

As part of this release we had 40 commits which resulted in 36 issues being closed.

features

#492 Adding PostgreSQL 8.3 dialect
#562 Replace usage of GenericEnumMapper with native EnumStringType<>

improvements

#556 Remove unused packages and files
#570 Use Array.Empty() to efficiently create empty arrays
#571 Simplify LINQ query by dropping explicit .Where() calls
#572 Use pattern matching to check and perform type conversion
#574 Fix yoda expressions
#575 Convert to file scoped namespaces

Open source →

3.1.012 Nov 2020

As part of this release we had 4 commits which resulted in 3 issues being closed.

features

#475 Update NHibernate to 5.3.3
#429 Update NHibernate to 5.3.3

improvement

#479 Net 5.0: BinaryFormatter serialization and deserialization are disabled within this application

Open source →

3.0.19 Oct 2020

As part of this release we had 5 commits which resulted in 2 issues being closed.

bugs

#474 Fix Cascade.DeleteOrphan
#472 Multiple cascades should be combined

Open source →

3.0.07 Oct 2020

As part of this release we had 25 issues closed.

breaking change

#471 Make assembly strong again

features

#469 Add DiscriminatorValue override to AutoMapping
#468 Add KeyColumn override to AutoMapping<>
#466 Add Components property to ISubclassInspectorBase
#453 NHibernate 5.2.7 and SQL Anywhere 17 support
#379 Implementation for cascade all-delete-orphan for Has-one mapping
#370 Should be able to set field or property "Access" on nested components
#289 Add strongly typed OrderBy overload for collections mappings
#134 Class instance should have DiscriminatorValue method
#120 Should be able to define Component's ParentReference Access type

bugs

#467 Add join support for Automapping overrides in SubClasses
#465 Remove invalid cast in ClassInspector.Components
#418 Missing constructor exception when using subclass automapping
#411 Package frameworks dependencies
#410 AutoMap with union-subclass does not work with a sub-subclass
#334 Automapper: union-subtree not propagating through class hierarchy
#222 Fluent NHibernate table-per-inheritance (TPH) mapping for multi class in the hierarchy
#42 Can't override key colum name in JoinedSubClass Automapping

improvements

#464 Add Schema property to IJoinedSubclassInspector
#446 Use Any extension method in EnumerableExtensionsForConventions.IsEmpty and IsNotEmpty
#425 Generate all mappings in the order they were declared
#409 Shared.msbuild as single source of used package versions
#382 Add Port to MySQL ConnectionString builder
#319 Cannot access schema when creating custom IJoinedSubclassConvention implementation

documentation

#452 Update README.md link to HudsonAkridge

Open source →

2.1.11 Jan 1900withdrawn

Features #401 Upgrade to NHibernate 5.1.1 #399 Add NetStandard SQLite Driver and Configuration #393 Refactor MsSqlConnectionStringBuilder to remove Sy

Features

#401 Upgrade to NHibernate 5.1.1
#399 Add NetStandard SQLite Driver and Configuration
#393 Refactor MsSqlConnectionStringBuilder to remove System.Data.SqlClient dependency
#390 Support NETStandard 2.0 and NETCore 2.0 with custom serialization

Improvements

#403 Remove System.Data.SqlClient as dependency
#392 Incorrect dll version (1.1.0 instead of 2.1.0)

Open source →

FluentNHibernate

Release timeline

Releases

Bugs

Features

Improvements