About This Blog and Me

Welcome to Learn Unity ECS 101! My name is Ketan Rathod, and I’m thrilled to share my passion and expertise in game development with you through this blog.

Learn Unity ECS 101

About Me

I am an experienced game developer with a strong technical focus, particularly in Unity. Over the years, I’ve honed my skills in developing 2D, 3D, AR, and multiplayer games, including titles for platforms like PS5 and Nintendo Switch. My journey in game development has been rewarding, earning me two awards in my previous company for my contributions to high-quality game prototypes and project optimization.

Beyond my work, I enjoy mentoring junior developers, guiding them on best practices, code review, and debugging techniques. I believe in the power of knowledge-sharing and fostering a collaborative environment where everyone can grow.

About This Blog

Learn Unity ECS 101 is your go-to resource for everything related to Unity's Entity Component System (ECS). Whether you're transitioning your old Unity projects to the new ECS architecture or diving into ECS for the first time, this blog is designed to help you master this powerful tool.

Here, you’ll find comprehensive tutorials, step-by-step guides, and insights into advanced coding patterns that will elevate your Unity projects. My goal is to simplify complex concepts and make them accessible to developers of all levels, from beginners to seasoned professionals.

Thank you for visiting, and I hope you find the content here both informative and inspiring. Let’s embark on this journey to master Unity ECS together!

Feel free to connect with me through the blog’s contact page if you have any questions, suggestions, or just want to chat about game development.

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What is ECS in Unity ?

Today, I will address common questions asked by Unity developers: 'What is ECS in Unity?', 'Is ECS worth using in your next project?', 'Can I convert my old project to Unity ECS?', and 'Where should I start learning Unity ECS?'. Stay with me as I cover all these answers in this post. Welcome back! If you're not aware of why I created this blog, let me clarify. I'm converting an old Unity project to the new DOTS technologies. First, I’ll be using ECS to re-architect the project, and then I’ll delve into the physics aspects. Stay with me and enhance your skills by learning Unity ECS. When I began learning Unity DOTS, I noticed several frequently asked questions and discussions posted on Reddit, Unity forums, and Unity Discord channels. Let me share my experiences and answer these questions. Table of Content : What is ECS in Unity? What is Entity ? What is Component ? What is System ? Is ECS worth using in your next projec

Setting Up Unity DOTS: Creating and Configuring Your First Entity

Welcome back, Unity developers! Today, I will be setting up a non-ECS Unity project to run using the Entity Component System (ECS), Moreover you will setup your first subscene and create your first entity. I will address entity not visible issue. If you haven't yet checked the commonly asked questions about the Entity Component System , you should take a look first, where I've explained the basic definition of ECS in Unity. Setting Up Unity DOTS Creating and Configuring Your First Entity by LearnUnityECS101.Blogspot.com Table of Contents : Project Clone Instruction ECS Package Install and Setup Guide Setup ECS Scene Create Your First Entity Entity is not visible error Verify Your First Entity Domain Reload Setting Summarizing Project Clone Instruction: First of all, you need a Unity project in working condition. If you already have such a project, you can use it, but I would recommend using the project I am about to convert to Unity DOTS - ECS. Ple

Learn Unity ECS 101

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