Top 20 NuGet aspect Packages

Redistributable components for package 'PostSharp.Patterns.Diagnostics'. This package should only be installed as a dependency. (This is not the package you are looking for).
MrAdvice allows to weave aspects at build-time (just like PostSharp, but free as in free beer). Write your own aspects in the form of attributes and apply them to target methods or properties. This version does not require any dependency (on the opposite of MrAdvice.Fody which requires Fody).
The #1 pattern-aware extension to C# and VB.
Fody add-in that provides custom interception. Supports Net45, NetStandard2.0 and UWP. Method, Property, Constructor and Field interceptors can be found in the package Cauldron.BasicInterceptors (https://www.nuget.org/packages/Cauldron.BasicInterceptors/)
Redistributable components for package 'PostSharp.Patterns.Common'. This package should only be installed as a dependency. (This is not the package you are looking for).
The implementation of the AspectCore framework.
The abstract design of the AspectCore framework.
Adds detailed tracing to any method without modifying your source code. Several backends are available as separate NuGet packages. An official PostSharp pattern library.
Redistributable components for package 'PostSharp.Patterns.Aggregation'. This package should only be installed as a dependency. (This is not the package you are looking for).
PostSharp SDK allows for development of PostSharp add-ins using low-level APIs.
A Fody weaver which allows to decorate methods and hook into method start, method end and method exceptions. Additionally you have access to useful method parameters.
Redistributable components for package 'PostSharp.Patterns.Threading'. This package should only be installed as a dependency. (This is not the package you are looking for).
PostSharp.Patterns.Caching: support for Redis.
Redistributable components for package 'PostSharp.Patterns.Xaml'. This package should only be installed as a dependency. (This is not the package you are looking for).
ScopedContext extension system for AspectCore Framework.
Aspect framework for Bridge.NET projects. Provides powerful means for structuring and automating program logic.
This library provides attributes-based compile-time AOP framework.
Puresharp API .NET 4.5.2+
IPuresharp urbanize libraries with strategic private code to lay transparent foundations for Puresharp API .NET 4.5.2+
Custom interceptors for Cauldron.Interception.Fody that provides method, property, field and constructor interception.