Minimal utility library.
Add the package via git from Package Manager.
If you are using Unity 2019.1 or later, you can use Package Manager to install a package via git.
https://github.com/kochounoyume/MinimalUtility.git?path=src/MinimalUtility.Unity/Packages/MinimalUtility
Licensed under the Unity Companion License for Unity-dependent projects--see Unity Companion License.
Unless expressly provided otherwise, the Software under this license is made available strictly on an “AS IS” BASIS WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED. Please review the license for details on these and other terms and conditions.
Unity Companion License: https://unity3d.com/legal/licenses/Unity_Companion_License