Top 20 NuGet .netstandard Packages

Provides common data annotation attributes.
Provides static classes for representing program contracts as preconditions in a way that's compatible with System.Diagnostics.Contracts.
WMCommandFramework is a simple command processor built in C# to be used with .NETStandard, WinForms, and .NETCore. WMCommandFramework can be used to easily create commands for .NETStandard-based projects and applications.
Support for creating System for Cross-domain Identity Management (SCIM) filters.
Provides a standard implementation for creating and using cache keys.
Abstractions for advanced repository and unit of work patterns.
This is a fork of the dlinq-helpers project. Add server paging, filtering and sorting via Dynamic Linq to Asp.Net Core projects. Support Take, Skip, Sort, Filter, and Aggregate query parameters via QueryableExtensions class.
PdfSharp for .NET Standard PdfSharpNetStandard is a partial port of PdfSharp.Xamarin for .NET Standard Additionally MigraDoc has been ported as well (from version 1.32). Images have been implemented with ImageSharp from https://www.nuget.org/packages/SixLabors.ImageSharp
.NET Standard Class Library implementation of Mustache logic-less templates
Small library to easily deal with websockets using .NET Standard.
DO NOT USE. Instead simply use the JSNLog package.
The Validation Application Block provides useful features that allow developers to implement structured and easy-to-maintain validation scenarios in their applications. This is a non-configurable .NET Standard-based Validation Application Block.
Microsoft ASP.NET Core logging provider extension for Litex projects based on LiteX.Log and Microsoft.Extensions.Logging.
https://github.com/Dixin/EnterpriseLibrary.TransientFaultHandling.Core
Policy-based filter html to avoid XSS attacks; support dotnet core and dotnet framework
Simple email library that can send html and attachments
.NET Standard Types and Validators library for Base16-, Base32- and Base64-encoding and decoding in several variations (i. e., Base32Hex, Base64 Url safe, etc.)
Provides transient error detection strategies for adding retry logic into your HttpClient calls and a UrlBuilder to help simplify building complex URLs.