Top 20 NuGet universal Packages

Class library for working with audio.
Universal Search tool will allow you to search all entities in D365/CDS for a specific value or perform a wildcard search against all or specific entities in D365/CDS. You can also perform a search against the Metadata in D365/CDS
Class library that abstracts the calls to the Microsoft Cognitive Services Face API.
Class library for working with the Microsoft Cognitive Services Speech service endpoint REST APIs. This provides a lightweight alternative for mobile development to the official SDK.
Class library containing patterns and classes for implementing execution pipelines.
Class library to accelerate the building of V4 Microsoft Bot Framework bots.
Class library that extends Universal.Microsoft.AspNetCore.Components.Web.
Gauge control for Windows 10.
Hyperbolic Solutions simple mocking framework for unit testing
A Portable/Universal Class Library wrapper around Bing's location geocoding Rest services
A .NET Mixpanel API to add tracking to your Windows Phone, WinRT and .NET 4 apps. The complete Mixpanel API is supported (tracking events and all types of profile updates). The API also supports offline mode and bad networks: if element could not be sent, it'll be stored locally and sent later on.
A rich library of helpers, services, and base classes for new and existing Windows UWP apps to maximize awesomeness and minimize boilerplate garbage. This library has a companion Visual Studio Extension called "Template 10 Template Pack".
Provides integration for the MCP9808 High Accuracy I2C Temperature Sensor Breakout Board.