* docs: sync to Claude Code v2.1.101 with new feature coverage Bumps all English docs from v2.1.97 to v2.1.101, adds mandatory Sources footer block (previously missing), and documents three new features shipped between v2.1.98 and v2.1.101: - /team-onboarding (v2.1.101) — new built-in command for generating teammate ramp-up guides. Added to 01-slash-commands and CATALOG. - /ultraplan (v2.1.91+, cloud-env auto-creation in v2.1.101) — full section in 09-advanced-features covering launch methods, status indicators, and execution options. Replaces prior 3-line stub. - Monitor tool (v2.1.98) — full section in 09-advanced-features with stream-filter and poll-emit patterns and the grep --line-buffered warning. Added to resources.md feature table. Vietnamese and Chinese translations are not touched in this sync. * fix(docs): address review feedback on v2.1.101 sync - Correct /team-onboarding availability date (April 10 → April 11, 2026) - Fix uninitialized \$last variable in Monitor poll-and-emit example - Update CATALOG.md New Features heading to April 2026 and add Monitor Tool, /team-onboarding, and Ultraplan auto-create entries
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📚 Claude Code Learning Roadmap
New to Claude Code? This guide helps you master Claude Code features at your own pace. Whether you're a complete beginner or an experienced developer, start with the self-assessment quiz below to find the right path for you.
🧭 Find Your Level
Not everyone starts from the same place. Take this quick self-assessment to find the right entry point.
Answer these questions honestly:
- I can start Claude Code and have a conversation (
claude) - I have created or edited a CLAUDE.md file
- I have used at least 3 built-in slash commands (e.g., /help, /compact, /model)
- I have created a custom slash command or skill (SKILL.md)
- I have configured an MCP server (e.g., GitHub, database)
- I have set up hooks in ~/.claude/settings.json
- I have created or used custom subagents (.claude/agents/)
- I have used print mode (
claude -p) for scripting or CI/CD
Your Level:
| Checks | Level | Start At | Time to Complete |
|---|---|---|---|
| 0-2 | Level 1: Beginner — Getting Started | Milestone 1A | ~3 hours |
| 3-5 | Level 2: Intermediate — Building Workflows | Milestone 2A | ~5 hours |
| 6-8 | Level 3: Advanced — Power User & Team Lead | Milestone 3A | ~5 hours |
Tip
: If you're unsure, start one level lower. It's better to review familiar material quickly than to miss foundational concepts.
Interactive version: Run
/self-assessmentin Claude Code for a guided, interactive quiz that scores your proficiency across all 10 feature areas and generates a personalized learning path.
🎯 Learning Philosophy
The folders in this repository are numbered in recommended learning order based on three key principles:
- Dependencies - Foundational concepts come first
- Complexity - Easier features before advanced ones
- Frequency of Use - Most common features taught early
This approach ensures you build a solid foundation while gaining immediate productivity benefits.
🗺️ Your Learning Path
graph TD
Q["🧭 Self-Assessment Quiz<br/>Find Your Level"] --> L1
Q --> L2
Q --> L3
subgraph L1["🟢 Level 1: Beginner — Getting Started"]
direction LR
A["1A: First Commands & Memory<br/>Slash Commands + Memory"] --> B["1B: Safe Exploration<br/>Checkpoints + CLI Basics"]
end
subgraph L2["🔵 Level 2: Intermediate — Building Workflows"]
direction LR
C["2A: Automation<br/>Skills + Hooks"] --> D["2B: Integration<br/>MCP + Subagents"]
end
subgraph L3["🔴 Level 3: Advanced — Power User"]
direction LR
E["3A: Advanced Features<br/>Planning + Permissions"] --> F["3B: Team & Distribution<br/>Plugins + CLI Mastery"]
end
L1 --> L2
L2 --> L3
style Q fill:#6A1B9A,color:#fff,stroke:#9C27B0,stroke-width:2px
style A fill:#2E7D32,color:#fff
style B fill:#2E7D32,color:#fff
style C fill:#1565C0,color:#fff
style D fill:#F57C00,color:#fff
style E fill:#C62828,color:#fff
style F fill:#B71C1C,color:#fff
Color Legend:
- 💜 Purple: Self-Assessment Quiz
- 🟢 Green: Level 1 — Beginner path
- 🔵 Blue / 🟡 Gold: Level 2 — Intermediate path
- 🔴 Red: Level 3 — Advanced path
📊 Complete Roadmap Table
| Step | Feature | Complexity | Time | Level | Dependencies | Why Learn This | Key Benefits |
|---|---|---|---|---|---|---|---|
| 1 | Slash Commands | ⭐ Beginner | 30 min | Level 1 | None | Quick productivity wins (55+ built-in + 5 bundled skills) | Instant automation, team standards |
| 2 | Memory | ⭐⭐ Beginner+ | 45 min | Level 1 | None | Essential for all features | Persistent context, preferences |
| 3 | Checkpoints | ⭐⭐ Intermediate | 45 min | Level 1 | Session management | Safe exploration | Experimentation, recovery |
| 4 | CLI Basics | ⭐⭐ Beginner+ | 30 min | Level 1 | None | Core CLI usage | Interactive & print mode |
| 5 | Skills | ⭐⭐ Intermediate | 1 hour | Level 2 | Slash Commands | Automatic expertise | Reusable capabilities, consistency |
| 6 | Hooks | ⭐⭐ Intermediate | 1 hour | Level 2 | Tools, Commands | Workflow automation (25 events, 4 types) | Validation, quality gates |
| 7 | MCP | ⭐⭐⭐ Intermediate+ | 1 hour | Level 2 | Configuration | Live data access | Real-time integration, APIs |
| 8 | Subagents | ⭐⭐⭐ Intermediate+ | 1.5 hours | Level 2 | Memory, Commands | Complex task handling (6 built-in including Bash) | Delegation, specialized expertise |
| 9 | Advanced Features | ⭐⭐⭐⭐⭐ Advanced | 2-3 hours | Level 3 | All previous | Power user tools | Planning, Auto Mode, Channels, Voice Dictation, permissions |
| 10 | Plugins | ⭐⭐⭐⭐ Advanced | 2 hours | Level 3 | All previous | Complete solutions | Team onboarding, distribution |
| 11 | CLI Mastery | ⭐⭐⭐ Advanced | 1 hour | Level 3 | Recommended: All | Master command-line usage | Scripting, CI/CD, automation |
Total Learning Time: ~11-13 hours (or jump to your level and save time)
🟢 Level 1: Beginner — Getting Started
For: Users with 0-2 quiz checks Time: ~3 hours Focus: Immediate productivity, understanding fundamentals Outcome: Comfortable daily user, ready for Level 2
Milestone 1A: First Commands & Memory
Topics: Slash Commands + Memory Time: 1-2 hours Complexity: ⭐ Beginner Goal: Immediate productivity boost with custom commands and persistent context
What You'll Achieve
✅ Create custom slash commands for repetitive tasks ✅ Set up project memory for team standards ✅ Configure personal preferences ✅ Understand how Claude loads context automatically
Hands-on Exercises
# Exercise 1: Install your first slash command
mkdir -p .claude/commands
cp 01-slash-commands/optimize.md .claude/commands/
# Exercise 2: Create project memory
cp 02-memory/project-CLAUDE.md ./CLAUDE.md
# Exercise 3: Try it out
# In Claude Code, type: /optimize
Success Criteria
- Successfully invoke
/optimizecommand - Claude remembers your project standards from CLAUDE.md
- You understand when to use slash commands vs. memory
Next Steps
Once comfortable, read:
Check your understanding: Run
/lesson-quiz slash-commandsor/lesson-quiz memoryin Claude Code to test what you've learned.
Milestone 1B: Safe Exploration
Topics: Checkpoints + CLI Basics Time: 1 hour Complexity: ⭐⭐ Beginner+ Goal: Learn to experiment safely and use core CLI commands
What You'll Achieve
✅ Create and restore checkpoints for safe experimentation ✅ Understand interactive vs. print mode ✅ Use basic CLI flags and options ✅ Process files via piping
Hands-on Exercises
# Exercise 1: Try checkpoint workflow
# In Claude Code:
# Make some experimental changes, then press Esc+Esc or use /rewind
# Select the checkpoint before your experiment
# Choose "Restore code and conversation" to go back
# Exercise 2: Interactive vs Print mode
claude "explain this project" # Interactive mode
claude -p "explain this function" # Print mode (non-interactive)
# Exercise 3: Process file content via piping
cat error.log | claude -p "explain this error"
Success Criteria
- Created and reverted to a checkpoint
- Used both interactive and print mode
- Piped a file to Claude for analysis
- Understand when to use checkpoints for safe experimentation
Next Steps
- Read: 08-checkpoints/README.md
- Read: 10-cli/README.md
- Ready for Level 2! Proceed to Milestone 2A
Check your understanding: Run
/lesson-quiz checkpointsor/lesson-quiz clito verify you're ready for Level 2.
🔵 Level 2: Intermediate — Building Workflows
For: Users with 3-5 quiz checks Time: ~5 hours Focus: Automation, integration, task delegation Outcome: Automated workflows, external integrations, ready for Level 3
Prerequisites Check
Before starting Level 2, make sure you're comfortable with these Level 1 concepts:
- Can create and use slash commands (01-slash-commands/)
- Have set up project memory via CLAUDE.md (02-memory/)
- Know how to create and restore checkpoints (08-checkpoints/)
- Can use
claudeandclaude -pfrom the command line (10-cli/)
Gaps? Review the linked tutorials above before continuing.
Milestone 2A: Automation (Skills + Hooks)
Topics: Skills + Hooks Time: 2-3 hours Complexity: ⭐⭐ Intermediate Goal: Automate common workflows and quality checks
What You'll Achieve
✅ Auto-invoke specialized capabilities with YAML frontmatter (including effort and shell fields)
✅ Set up event-driven automation across 25 hook events
✅ Use all 4 hook types (command, http, prompt, agent)
✅ Enforce code quality standards
✅ Create custom hooks for your workflow
Hands-on Exercises
# Exercise 1: Install a skill
cp -r 03-skills/code-review ~/.claude/skills/
# Exercise 2: Set up hooks
mkdir -p ~/.claude/hooks
cp 06-hooks/pre-tool-check.sh ~/.claude/hooks/
chmod +x ~/.claude/hooks/pre-tool-check.sh
# Exercise 3: Configure hooks in settings
# Add to ~/.claude/settings.json:
{
"hooks": {
"PreToolUse": [
{
"matcher": "Bash",
"hooks": [
{
"type": "command",
"command": "~/.claude/hooks/pre-tool-check.sh"
}
]
}
]
}
}
Success Criteria
- Code review skill automatically invoked when relevant
- PreToolUse hook runs before tool execution
- You understand skill auto-invocation vs. hook event triggers
Next Steps
- Create your own custom skill
- Set up additional hooks for your workflow
- Read: 03-skills/README.md
- Read: 06-hooks/README.md
Check your understanding: Run
/lesson-quiz skillsor/lesson-quiz hooksto test your knowledge before moving on.
Milestone 2B: Integration (MCP + Subagents)
Topics: MCP + Subagents Time: 2-3 hours Complexity: ⭐⭐⭐ Intermediate+ Goal: Integrate external services and delegate complex tasks
What You'll Achieve
✅ Access live data from GitHub, databases, etc. ✅ Delegate work to specialized AI agents ✅ Understand when to use MCP vs. subagents ✅ Build integrated workflows
Hands-on Exercises
# Exercise 1: Set up GitHub MCP
export GITHUB_TOKEN="your_github_token"
claude mcp add github -- npx -y @modelcontextprotocol/server-github
# Exercise 2: Test MCP integration
# In Claude Code: /mcp__github__list_prs
# Exercise 3: Install subagents
mkdir -p .claude/agents
cp 04-subagents/*.md .claude/agents/
Integration Exercise
Try this complete workflow:
- Use MCP to fetch a GitHub PR
- Let Claude delegate review to code-reviewer subagent
- Use hooks to run tests automatically
Success Criteria
- Successfully query GitHub data via MCP
- Claude delegates complex tasks to subagents
- You understand the difference between MCP and subagents
- Combined MCP + subagents + hooks in a workflow
Next Steps
- Set up additional MCP servers (database, Slack, etc.)
- Create custom subagents for your domain
- Read: 05-mcp/README.md
- Read: 04-subagents/README.md
- Ready for Level 3! Proceed to Milestone 3A
Check your understanding: Run
/lesson-quiz mcpor/lesson-quiz subagentsto verify you're ready for Level 3.
🔴 Level 3: Advanced — Power User & Team Lead
For: Users with 6-8 quiz checks Time: ~5 hours Focus: Team tooling, CI/CD, enterprise features, plugin development Outcome: Power user, can set up team workflows and CI/CD
Prerequisites Check
Before starting Level 3, make sure you're comfortable with these Level 2 concepts:
- Can create and use skills with auto-invocation (03-skills/)
- Have set up hooks for event-driven automation (06-hooks/)
- Can configure MCP servers for external data (05-mcp/)
- Know how to use subagents for task delegation (04-subagents/)
Gaps? Review the linked tutorials above before continuing.
Milestone 3A: Advanced Features
Topics: Advanced Features (Planning, Permissions, Extended Thinking, Auto Mode, Channels, Voice Dictation, Remote/Desktop/Web) Time: 2-3 hours Complexity: ⭐⭐⭐⭐⭐ Advanced Goal: Master advanced workflows and power user tools
What You'll Achieve
✅ Planning mode for complex features ✅ Fine-grained permission control with 6 modes (default, acceptEdits, plan, auto, dontAsk, bypassPermissions) ✅ Extended thinking via Alt+T / Option+T toggle ✅ Background task management ✅ Auto Memory for learned preferences ✅ Auto Mode with background safety classifier ✅ Channels for structured multi-session workflows ✅ Voice Dictation for hands-free interaction ✅ Remote control, desktop app, and web sessions ✅ Agent Teams for multi-agent collaboration
Hands-on Exercises
# Exercise 1: Use planning mode
/plan Implement user authentication system
# Exercise 2: Try permission modes (6 available: default, acceptEdits, plan, auto, dontAsk, bypassPermissions)
claude --permission-mode plan "analyze this codebase"
claude --permission-mode acceptEdits "refactor the auth module"
claude --permission-mode auto "implement the feature"
# Exercise 3: Enable extended thinking
# Press Alt+T (Option+T on macOS) during a session to toggle
# Exercise 4: Advanced checkpoint workflow
# 1. Create checkpoint "Clean state"
# 2. Use planning mode to design a feature
# 3. Implement with subagent delegation
# 4. Run tests in background
# 5. If tests fail, rewind to checkpoint
# 6. Try alternative approach
# Exercise 5: Try auto mode (background safety classifier)
claude --permission-mode auto "implement user settings page"
# Exercise 6: Enable agent teams
export CLAUDE_AGENT_TEAMS=1
# Ask Claude: "Implement feature X using a team approach"
# Exercise 7: Scheduled tasks
/loop 5m /check-status
# Or use CronCreate for persistent scheduled tasks
# Exercise 8: Channels for multi-session workflows
# Use channels to organize work across sessions
# Exercise 9: Voice Dictation
# Use voice input for hands-free interaction with Claude Code
Success Criteria
- Used planning mode for a complex feature
- Configured permission modes (plan, acceptEdits, auto, dontAsk)
- Toggled extended thinking with Alt+T / Option+T
- Used auto mode with background safety classifier
- Used background tasks for long operations
- Explored Channels for multi-session workflows
- Tried Voice Dictation for hands-free input
- Understand Remote Control, Desktop App, and Web sessions
- Enabled and used Agent Teams for collaborative tasks
- Used
/loopfor recurring tasks or scheduled monitoring
Next Steps
Check your understanding: Run
/lesson-quiz advancedto test your mastery of power user features.
Milestone 3B: Team & Distribution (Plugins + CLI Mastery)
Topics: Plugins + CLI Mastery + CI/CD Time: 2-3 hours Complexity: ⭐⭐⭐⭐ Advanced Goal: Build team tooling, create plugins, master CI/CD integration
What You'll Achieve
✅ Install and create complete bundled plugins
✅ Master CLI for scripting and automation
✅ Set up CI/CD integration with claude -p
✅ JSON output for automated pipelines
✅ Session management and batch processing
Hands-on Exercises
# Exercise 1: Install a complete plugin
# In Claude Code: /plugin install pr-review
# Exercise 2: Print mode for CI/CD
claude -p "Run all tests and generate report"
# Exercise 3: JSON output for scripts
claude -p --output-format json "list all functions"
# Exercise 4: Session management and resumption
claude -r "feature-auth" "continue implementation"
# Exercise 5: CI/CD integration with constraints
claude -p --max-turns 3 --output-format json "review code"
# Exercise 6: Batch processing
for file in *.md; do
claude -p --output-format json "summarize this: $(cat $file)" > ${file%.md}.summary.json
done
CI/CD Integration Exercise
Create a simple CI/CD script:
- Use
claude -pto review changed files - Output results as JSON
- Process with
jqfor specific issues - Integrate into GitHub Actions workflow
Success Criteria
- Installed and used a plugin
- Built or modified a plugin for your team
- Used print mode (
claude -p) in CI/CD - Generated JSON output for scripting
- Resumed a previous session successfully
- Created a batch processing script
- Integrated Claude into a CI/CD workflow
Real-World Use Cases for CLI
- Code Review Automation: Run code reviews in CI/CD pipelines
- Log Analysis: Analyze error logs and system outputs
- Documentation Generation: Batch generate documentation
- Testing Insights: Analyze test failures
- Performance Analysis: Review performance metrics
- Data Processing: Transform and analyze data files
Next Steps
- Read: 07-plugins/README.md
- Read: 10-cli/README.md
- Create team-wide CLI shortcuts and plugins
- Set up batch processing scripts
Check your understanding: Run
/lesson-quiz pluginsor/lesson-quiz clito confirm your mastery.
🧪 Test Your Knowledge
This repository includes two interactive skills you can use anytime in Claude Code to evaluate your understanding:
| Skill | Command | Purpose |
|---|---|---|
| Self-Assessment | /self-assessment |
Evaluate your overall proficiency across all 10 features. Choose Quick (2 min) or Deep (5 min) mode to get a personalized skill profile and learning path. |
| Lesson Quiz | /lesson-quiz [lesson] |
Test your understanding of a specific lesson with 10 questions. Use before a lesson (pre-test), during (progress check), or after (mastery verification). |
Examples:
/self-assessment # Find your overall level
/lesson-quiz hooks # Quiz on Lesson 06: Hooks
/lesson-quiz 03 # Quiz on Lesson 03: Skills
/lesson-quiz advanced-features # Quiz on Lesson 09
⚡ Quick Start Paths
If You Only Have 15 Minutes
Goal: Get your first win
- Copy one slash command:
cp 01-slash-commands/optimize.md .claude/commands/ - Try it in Claude Code:
/optimize - Read: 01-slash-commands/README.md
Outcome: You'll have a working slash command and understand the basics
If You Have 1 Hour
Goal: Set up essential productivity tools
- Slash commands (15 min): Copy and test
/optimizeand/pr - Project memory (15 min): Create CLAUDE.md with your project standards
- Install a skill (15 min): Set up code-review skill
- Try them together (15 min): See how they work in harmony
Outcome: Basic productivity boost with commands, memory, and auto-skills
If You Have a Weekend
Goal: Become proficient with most features
Saturday Morning (3 hours):
- Complete Milestone 1A: Slash Commands + Memory
- Complete Milestone 1B: Checkpoints + CLI Basics
Saturday Afternoon (3 hours):
- Complete Milestone 2A: Skills + Hooks
- Complete Milestone 2B: MCP + Subagents
Sunday (4 hours):
- Complete Milestone 3A: Advanced Features
- Complete Milestone 3B: Plugins + CLI Mastery + CI/CD
- Build a custom plugin for your team
Outcome: You'll be a Claude Code power user ready to train others and automate complex workflows
💡 Learning Tips
✅ Do
- Take the quiz first to find your starting point
- Complete hands-on exercises for each milestone
- Start simple and add complexity gradually
- Test each feature before moving to the next
- Take notes on what works for your workflow
- Refer back to earlier concepts as you learn advanced topics
- Experiment safely using checkpoints
- Share knowledge with your team
❌ Don't
- Skip the prerequisites check when jumping to a higher level
- Try to learn everything at once - it's overwhelming
- Copy configurations without understanding them - you won't know how to debug
- Forget to test - always verify features work
- Rush through milestones - take time to understand
- Ignore the documentation - each README has valuable details
- Work in isolation - discuss with teammates
🎓 Learning Styles
Visual Learners
- Study the mermaid diagrams in each README
- Watch the command execution flow
- Draw your own workflow diagrams
- Use the visual learning path above
Hands-on Learners
- Complete every hands-on exercise
- Experiment with variations
- Break things and fix them (use checkpoints!)
- Create your own examples
Reading Learners
- Read each README thoroughly
- Study the code examples
- Review the comparison tables
- Read the blog posts linked in resources
Social Learners
- Set up pair programming sessions
- Teach concepts to teammates
- Join Claude Code community discussions
- Share your custom configurations
📈 Progress Tracking
Use these checklists to track your progress by level. Run /self-assessment anytime to get an updated skill profile, or /lesson-quiz [lesson] after each tutorial to verify your understanding.
🟢 Level 1: Beginner
- Completed 01-slash-commands
- Completed 02-memory
- Created first custom slash command
- Set up project memory
- Milestone 1A achieved
- Completed 08-checkpoints
- Completed 10-cli basics
- Created and reverted to a checkpoint
- Used interactive and print mode
- Milestone 1B achieved
🔵 Level 2: Intermediate
- Completed 03-skills
- Completed 06-hooks
- Installed first skill
- Set up PreToolUse hook
- Milestone 2A achieved
- Completed 05-mcp
- Completed 04-subagents
- Connected GitHub MCP
- Created custom subagent
- Combined integrations in a workflow
- Milestone 2B achieved
🔴 Level 3: Advanced
- Completed 09-advanced-features
- Used planning mode successfully
- Configured permission modes (6 modes including auto)
- Used auto mode with safety classifier
- Used extended thinking toggle
- Explored Channels and Voice Dictation
- Milestone 3A achieved
- Completed 07-plugins
- Completed 10-cli advanced usage
- Set up print mode (
claude -p) CI/CD - Created JSON output for automation
- Integrated Claude into CI/CD pipeline
- Created team plugin
- Milestone 3B achieved
🆘 Common Learning Challenges
Challenge 1: "Too many concepts at once"
Solution: Focus on one milestone at a time. Complete all exercises before moving forward.
Challenge 2: "Don't know which feature to use when"
Solution: Refer to the Use Case Matrix in the main README.
Challenge 3: "Configuration not working"
Solution: Check the Troubleshooting section and verify file locations.
Challenge 4: "Concepts seem to overlap"
Solution: Review the Feature Comparison table to understand differences.
Challenge 5: "Hard to remember everything"
Solution: Create your own cheat sheet. Use checkpoints to experiment safely.
Challenge 6: "I'm experienced but not sure where to start"
Solution: Take the Self-Assessment Quiz above. Skip to your level and use the prerequisites check to identify any gaps.
🎯 What's Next After Completion?
Once you've completed all milestones:
- Create team documentation - Document your team's Claude Code setup
- Build custom plugins - Package your team's workflows
- Explore Remote Control - Control Claude Code sessions programmatically from external tools
- Try Web Sessions - Use Claude Code through browser-based interfaces for remote development
- Use the Desktop App - Access Claude Code features through the native desktop application
- Use Auto Mode - Let Claude work autonomously with a background safety classifier
- Leverage Auto Memory - Let Claude learn your preferences automatically over time
- Set up Agent Teams - Coordinate multiple agents on complex, multi-faceted tasks
- Use Channels - Organize work across structured multi-session workflows
- Try Voice Dictation - Use hands-free voice input for interaction with Claude Code
- Use Scheduled Tasks - Automate recurring checks with
/loopand cron tools - Contribute examples - Share with the community
- Mentor others - Help teammates learn
- Optimize workflows - Continuously improve based on usage
- Stay updated - Follow Claude Code releases and new features
📚 Additional Resources
Official Documentation
Blog Posts
Community
💬 Feedback & Support
- Found an issue? Create an issue in the repository
- Have a suggestion? Submit a pull request
- Need help? Check the documentation or ask the community
Last Updated: April 11, 2026 Claude Code Version: 2.1.101 Sources:
- https://code.claude.com/docs/en/overview
- https://code.claude.com/docs/en/quickstart Maintained by: Claude How-To Contributors License: Educational purposes, free to use and adapt