Top 20 NuGet comparer Packages

Generic IEqualityComparer which performs a deep comparison of object trees
The last comparison library you'll ever need!
Helper methods/classes for operating on objects of type IEnumerable.
This old package just forwards to Nito.Comparers.
Comparer extensions for System Interactive (Ix).
The last comparison library you'll ever need!
Helper methods/classes to test objects for equality.
Comparer extension methods for System.Reactive.
A set of Expression tree based object instance comparers
This old package just forwards to Nito.Comparers.Ix.
This old package just forwards to Nito.Comparers.Rx.
Provides additional collection classes and extensions.
Provides additional MSBuild tasks.
Likeness comparer for unit-tests.
Fully autonomous typesafe .Net object comparison with high resolution control through extensibility and customisation. Compare any objects you want, how you want and easily get the results you need. Supports .netstandard2.0
Compare for string to sort by number in string (as windows explorer do)
Deep compares 2 objects or jtokens/jarrays/jobjects and returns the the result of the comparrison per element/property. allowing for reporting of difference between all kinds of objects.
AutoCompare is a simple library with the goal of making it effortless to compare two objects of the same type to generate the list of modified properties.
Source code package. A comparer for asserting equality of objects, including generic types, IEnumerable, generic IComparable and generic IEquatable.
Build IComparer and IEqualityComparer objects using natural language syntax.