Claude Cowork for Beginners — No-Code Workflow Automation for Office Workers

Business automation has always been the domain of developers, but GPT Work lets you create your own workflows specialized for office tasks simply by making requests in Korean in a chat window, without any coding knowledge. In this course, we cover everything from the basics of maximizing office-work efficiency through no-code automation.

This contains everything you need to know for Unity engine-based game development in 2026! AI will likely handle the coding anyway, but you still need to know the essentials to give proper instructions! It covers more detailed content than the previous series on building with C# and Unity. This content is a refined version of what was covered in the previous [Game Development Challenge].

This is a basic C# programming course for those who do not have basic programming knowledge. It is not a class that focuses on memorizing grammar, but rather summarizes only the most necessary parts.

This is a lecture that naturally learns data structures and algorithms while studying [pathfinding], which is essential for RPG games.

It covers the direction of employment, studies, and entrepreneurship in the era of AI.

This is a course where you study core major knowledge such as network, multi-threading, and operating systems, and learn MMORPG technology by building a game server from scratch.

This is a course where you will learn about how to use the Unity engine and the features it provides, and learn methods to manage it efficiently.

This is a lecture on creating a simple online 2D roguelike game by utilizing the core concepts learned in Parts 1–6.

In just one year, an AI-driven cataclysm has occurred. Is it over for game programmers forever? Let's predict the future direction of the industry and establish a tailored strategy.

Learn the basic C++ syntax for smooth learning of the series. We will cover essential content from assembly language to basic C++ syntax, STL, and C++11 in a compressed manner.

In the era of agents, true skill comes from 'control.' You will perfectly master the operating principles of agents by building the core architectures of Claude Code—Agent, Tool, MCP, Skill, and AgentTeam—from scratch.

A UE5 Source Code Analysis Lecture by a top-level Unreal Engine expert.

This is an introductory course where you learn the core concepts of Claude Code through a 3D office analogy. From hiring a single robot in an empty office, giving it a brain and a heart, equipping it with tools, permissions, and memory, to eventually having multiple robots work together as a team—each concept unfolds as an office scene. You will master every concept by interacting with the digital course materials and complete your learning through hands-on practice on your own computer.

This course covers essential content for complete Unity beginners.

This is a lecture practicing Unity development by creating a game similar to Supersense's hit, Burger Please.

This is a lecture where we continue implementing the content started in Part 7, using the EF Core learned in Part 8.

This course covers the overall aspects of web servers required for game development, using the latest ASP.NET Core (Blazor, WebAPI).

This is a course for learning MS-SQL through baseball and corporate databases.

This lecture covers the reality of being a game designer, which many people misunderstand, and the direction for the future.

The AI era is bringing many changes to the gaming industry. Let's explore how AI-based content generation is impacting the game industry.

Business automation has always been the domain of developers, but GPT Work lets you create your own workflows specialized for office tasks simply by making requests in Korean in a chat window, without any coding knowledge. In this course, we cover everything from the basics of maximizing office-work efficiency through no-code automation.

Are you tired of repetitive marketing tasks and endless overtime? 'Assistant Chat,' a former marketer, has packed this with all the 'overtime escape' know-how gained from firsthand experience. From AI tool recommendations perfectly suited for marketing to automating performance reports! Transform into a high-performing marketer who is no longer dragged down by work.

Are you tired of repetitive tasks? This one lecture is enough. Combine Make, Apps Script, and AI to build your own business automation system. From souvenir recommendations to receipt OCR processing, this is a practical, hands-on course where you just need to follow along, even if you don't know coding.

Just make it do it. n8n does the work - Practical workflows to save 1 hour a day with automation tools Get AI tool utilization + prompt engineering + practical automation sense all at once.

You can automate repetitive and tedious tasks using GPTs. Even non-developers can automate more complex tasks with GPTs by linking various external automation services!

No more outdated PPTs even after working all night! A veteran instructor with 25 years of experience has packed in only the essential core skills needed for practical work, from PowerPoint basics to the latest AI utilization methods. Even without design sense, we'll teach you 'everything about presentations' that cuts your work time in half and doubles your quality.

Can you make a proposal look convincing with AI, but lack the confidence to bring it into the meeting room? A global content strategist with 17 years of experience—who built practical planning expertise at major advertising agencies and global e-commerce companies, and had that expertise validated on a global education platform—will teach you the principles of planning that work in practice and AI workflows, from defining the problem to completing the slides.

This is a practice-oriented course designed to increase work efficiency by automating repetitive PowerPoint tasks using Python. You will learn how to automate the entire document creation process—from creating slides to entering text, inserting images, generating tables, controlling shapes, and saving files. Practical PowerPoint automation code using pywin32 is also provided.

Notes keep piling up, but work only gets busier. Structure your notes with Obsidian and transform your workflow to be faster and easier.

Artificial intelligence is no longer an option, but a necessity. Learn to understand and utilize M365 Copilot, the smart AI assistant for your work.

AI writes on Slack and Notion for me? Work smarter with MCP, which goes beyond the limits of existing AI!

Create ads all by yourself in a snap! Visual creative practice: Complete everything from images to videos and music with AI

From a single email to proposals and presentation materials—complete an entire work cycle with Claude Code.

This is a practical course that uses Codex to connect business planning, website creation, marketing materials, task organization, and email automation. Even if you are not a developer, you will learn how to delegate tasks to AI and refine the results using Notion, Linear, Figma, and Google Workspace in an actual workflow sequence.

Learn AI utilization methods and performance improvement strategies tailored to real-world business situations. (i.e., you won't learn things like automatic short-form video generation.) This is a practical course where you learn to leverage AI not merely as a tool, but as an ultimate instrument for business efficiency. By utilizing various generative AI and the latest AI agents such as ChatGPT, Gemini, NotebookLM, Gesnpark, Skywork, etc., you will master AI prompt utilization → AI data analysis → and AI task automation implementation, all at once. This class is optimized for planners, marketers, managers, founders, and others who wish to acquire business productivity and performance enhancement strategies directly applicable to their work.

"AI will not replace people. People who master AI will replace those who rely on it." In the era of AI, where creating results has become easier than ever, human thinking and problem-solving skills are becoming even more critical. Jae-sung Kim, a former McKinsey consultant, will guide you step-by-step through advanced problem-solving skills using AI, powerful research strategies, and persuasion techniques to turn your results into reality.

Microsoft 365 helps you work smarter and focus your remaining time on what truly matters. This is a beginner's course for those who have received their Microsoft 365 ID and password from their company but feel overwhelmed about where and how to start. A journey of a thousand miles begins with a single step!

Through the synergy of Excel and generative AI (ChatGPT), this practical, hands-on training covers the entire spectrum including data aggregation, cleansing, visualization, report writing, template automation, code-free schedule creation, VBA automation, and Google Sheets integration, designed to enable learners from Excel beginners to intermediate users to develop skills that can be immediately applied in real-world work through step-by-step learning.

First steps with Claude AI: Doing it right from the start for immediate practical use! If you want to work smarter, start with Claude AI.

Digital transformation (DX) is not a choice but a necessity. This course serves as the first step in digital transformation for all employees, providing easy and clear explanations from core DX concepts to business innovation cases. Don't fall behind in this changing era—develop the power to grow yourself and lead organizational innovation! Please don't overthink this lecture and take it with a light heart.