Dynamic Parkour System is a FREE plugin for Unity that allows anyone to import any model and have an already working controller with parkour capabilities like in Assassin's Creed games.
翻译 - 动态跑酷系统是 Unity 的一个免费插件，它允许任何人导入任何模型并拥有一个已经可以运行的控制器，该控制器具有类似于刺客信条游戏的跑酷功能。
Lightweight client socket solution, you can used it in C# project or Unity3d
A Unity package, to procedurally orientate the character's head (and spine) in a direction without using any animation data.
应用程序和游戏网络模块解决方案
UTween is an interpolation animation component for Unity. You can quickly configure animations through built-in components or write animations through code.
Unity Parallax based on gyroscope components.
Task and Async Utility Package for Unity. Start co-routines from anywhere.
Unity PlayerPrefsExtra gives you the ability to save more complexe data types such as : Vectors, Bool, Colors, Lists, ... and it uses the Unity's PlayerPrefs behind the scene.
Template Unity Package for OpenUPM and NPMJS. Supports UPM (Unity Package Manager) with versioning.
This is a fast, easy-to-use, and powerful editor extension that provides you to import NuGet packages into your Unity project.
Exports Unity3D packages without the need of Unity3D. Perfect for build automation and CI.
UMVC - Model-View-Controller Generator built for Unity
A simple audio encoder, decoder, noise reduction library for Unity.(wrapper for libopus and librnnoise)
[Unity3D] Unity Presets - A Library full of content: Free Unity Scripts / Art / Tools that can be used for unity projects copyright free. - Marcel van Duijn
A simple graphQL client that allows one to use .graphql files (or code) for queries, mutations, and subscriptions with Unity.