</> CodeAgents

Every AI Coding Agent.
One Place.

Learn Claude Code, Cursor, GitHub Copilot, Gemini CLI, and OpenCode — side by side through hands-on simulators, quizzes, and cheat sheets.

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Claude Code

Anthropic's agentic coding CLI

CL
CLIAgenticFree Tier
5 modulesStart Learning

Cursor

The AI-first code editor

CU
IDEAI-FirstVS Code Fork
4 modulesStart Learning

GitHub Copilot

Your AI pair programmer

GI
IDE ExtensionGitHubInline Suggestions
4 modulesStart Learning

Gemini CLI

Google's AI coding agent for the terminal

GE
CLIGoogleGemini Models
4 modulesStart Learning

OpenCode

Open-source AI coding agent, terminal-native

OP
CLIOpen SourceMulti-Provider
3 modulesStart Learning
What you get

Interactive Simulator

Practice commands in a browser-based terminal — no install required.

Smart Quizzes

Test your understanding with instant feedback and explanations.

Side-by-Side Compare

Compare any two agents across pricing, IDE support, and more.

Printable Cheat Sheets

One-page command reference for every agent. Print or save as PDF.

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5Agents
20+Modules
2Languages
100%Free