Complete offline documentation for JavaScript, Node.js, Express, Prisma, and Auth — all in one NPM package!
devdocx is an NPM package that installs comprehensive, example-rich documentation for backend development. Perfect for quick reference before exams, interviews, or while coding offline.
We're participating in Hacktoberfest 2025! 🎉
This is a great opportunity to contribute to open source and help improve documentation for developers worldwide. Whether you're fixing a typo or adding comprehensive new topics, all contributions are welcome!
- Check out our Contributing Guidelines
- Look for issues labeled
hacktoberfest,good first issue, orhelp wanted - Fork the repo, make your changes, and submit a PR
- Get your PR reviewed and merged!
New to open source? No worries! Check out our Good First Issues.
npm install devdocxAfter installation, navigate to the docs folder:
cd node_modules/devdocx/docsAll documentation is organized in markdown files:
docs/
├── javascript/ # JS fundamentals
├── node/ # Node.js core modules
├── express/ # Express framework
├── prisma/ # Prisma ORM
├── auth/ # Authentication
├── interview/ # Interview questions
└── cheatsheets/ # Quick references
Read documentation directly in your terminal:
npx devdocx javascript/arrays
npx devdocx express/middleware
npx devdocx prisma/crud
npx devdocx auth/jwt
npx devdocx cheatsheets/javascript- Core Concepts: Arrays, Objects, Functions, Promises, Async/Await
- Advanced: Closures, Prototypes, Classes
- Methods: Array Methods, Object Methods, String Methods
- Modules: Server, FS, Path, Events, OS, Streams
- Examples: HTTP servers, file operations, event handling
- Basics: Setup, Routing, Middleware
- Advanced: Error Handling, Cookie Parser, Auth Flow, File Uploads
- Best Practices: Security, validation, async handling
- Setup: Installation, schema, migrations
- Operations: CRUD, Filters, Relations, Transactions
- Advanced: Pagination, complex queries
- Methods: JWT, Session, Bcrypt
- Security: Cookies, Token Verification, Best Practices
- Examples: Complete auth flows
- JavaScript Questions
- Backend Questions
- Express Questions
- Prisma Questions
- Auth Questions
- JavaScript Quick Reference
- Node.js Quick Reference
- Express Quick Reference
- Prisma Quick Reference
- Auth Quick Reference
- 📝 Exam Preparation: Quick revision before tests
- 💼 Interview Prep: Common questions and answers
- 🚀 Project Reference: Copy-paste ready examples
- 📚 Learning: Structured, example-rich content
✈️ Offline Access: No internet required
- ✅ Comprehensive: Covers all essential topics
- ✅ Example-Rich: Real-world code examples
- ✅ Offline: Works without internet
- ✅ Well-Organized: Easy to navigate
- ✅ CLI Access: Read docs in terminal
- ✅ Copy-Paste Ready: Production-ready code
- ✅ Interview Questions: Common Q&A included
- ✅ Cheatsheets: Quick reference guides
devdocx/
├── docs/
│ ├── javascript/
│ │ ├── arrays.md
│ │ ├── objects.md
│ │ ├── functions.md
│ │ ├── promises.md
│ │ ├── async-await.md
│ │ ├── closures.md
│ │ ├── prototypes.md
│ │ ├── classes.md
│ │ ├── array-methods.md
│ │ ├── object-methods.md
│ │ └── string-methods.md
│ │
│ ├── node/
│ │ ├── server.md
│ │ ├── fs-module.md
│ │ ├── path-module.md
│ │ ├── events.md
│ │ ├── os-module.md
│ │ └── streams.md
│ │
│ ├── express/
│ │ ├── setup.md
│ │ ├── routing.md
│ │ ├── middleware.md
│ │ ├── error-handling.md
│ │ ├── cookie-parser.md
│ │ ├── auth-flow.md
│ │ └── file-uploads.md
│ │
│ ├── prisma/
│ │ ├── setup.md
│ │ ├── schema.md
│ │ ├── crud.md
│ │ ├── filters.md
│ │ ├── relations.md
│ │ ├── transactions.md
│ │ └── pagination.md
│ │
│ ├── auth/
│ │ ├── jwt.md
│ │ ├── session.md
│ │ ├── bcrypt.md
│ │ ├── cookies.md
│ │ ├── token-verification.md
│ │ └── best-practices.md
│ │
│ ├── interview/
│ │ ├── javascript-questions.md
│ │ ├── backend-questions.md
│ │ ├── express-questions.md
│ │ ├── prisma-questions.md
│ │ └── auth-questions.md
│ │
│ └── cheatsheets/
│ ├── javascript.md
│ ├── node.md
│ ├── express.md
│ ├── prisma.md
│ └── auth.md
│
├── cli/
│ └── index.js
├── package.json
└── README.md
# View JavaScript array methods
npx devdocx javascript/array-methods
# Learn Express middleware
npx devdocx express/middleware
# File uploads and sending files
npx devdocx express/file-uploads
# Prisma CRUD operations
npx devdocx prisma/crud
# JWT authentication
npx devdocx auth/jwtcode node_modules/devdocx/docs# macOS
open node_modules/devdocx/docs/javascript/arrays.md
# Linux
xdg-open node_modules/devdocx/docs/javascript/arrays.md
# Windows
start node_modules/devdocx/docs/javascript/arrays.mdWe love contributions! Devdevdocx is a community-driven project and we welcome contributions of all kinds.
- 📝 Add new documentation - Create docs for new technologies (TypeScript, React, MongoDB, etc.)
- ✏️ Improve existing docs - Fix typos, add examples, clarify explanations
- 🐛 Report bugs - Help us identify and fix issues
- 💡 Suggest features - Share ideas for new features or improvements
- ❓ Add interview questions - Share common interview questions and answers
- 📄 Create cheatsheets - Quick reference guides for any technology
- Read the Contributing Guidelines
- Check out Good First Issues
- Fork the repository
- Make your changes
- Submit a Pull Request
- Add TypeScript documentation
- Create Next.js guides
- Add MongoDB/PostgreSQL docs
- Improve code examples with more comments
- Add diagrams and visualizations
- Create video tutorials
- Translate documentation
Check our open issues or create a new one!
MIT © Harsh Hirawat aka Green Hacker
Created with ❤️ for developers who want quick, offline access to quality documentation.
Happy Coding! 🚀
For questions or suggestions, please open an issue on GitHub.