Top 20 NuGet roslyn Packages

An analyzer for packages with public APIs.
Mocklis is a library and source code generator for .net, targeted at generating test doubles from interfaces. Mocklis.MockGenerator contains the code generation packaged as a Roslyn Analyzer/Code fix pair.
Report source based Code Metrics
Compile and execute C# code at program runtime
Roslyn-API wrapper for C# Code Generation.
The dotnet code generation CLI tool that works with the Code.Generation.Roslyn NuGet package.
Code.Generation.Roslyn facilitates code generation driven by fit for purpose custom attributes.
Testura.Code Port to .NET Core
A collection of 200+ analyzers for C#, powered by Roslyn. - This package cannot be used with Visual Studio 2015. - This package is dependent on Microsoft.CodeAnalysis.CSharp.Workspaces 2.3.0.
The Engine leverages a set of Service Managers in order to facilite when Code Generation is absolutely required.
Added support for generating source from a file
Roslyn-based in memory type generation library (only Proxy is available now)
Provides the attributed hooks for invoking logger type generation.
Genesis is a general-purpose, plugin-extensible code generation framework for Unity. This package enables a developer to write a code-generation plugin for v2 Genesis.
Generates SqlKata abstractions for the AST produced by "Allvis.Kaylee.Analyzer", using the new Roslyn Source Generator capabilities which ship with .NET 5.
Extends Jails with the ability to run Roslyn scripts.
Configure your .NET application with C# config files. Config files are C# source files: intellisensed, refactorable, resharpered, syntax checked, compiled, type safe. Write real code with control structures and classes in config files. Include other config files and remote (HTTP) config snippets.
This package is for projects on Microsoft Visual Studio 2015 to have design-time and compile-time warnings. It checks, that all reference parameters in methods and constructors have NotNull/CanBeNull attributes. You have to use Jetbrains.
.NET Compiler Platform helpers and utilities for LINQPad