1. Simple Calculator
2. To-Do List
Create a to-do list where you can add, delete, and mark tasks as completed.
3. Digital Clock
Create a digital clock displaying the current time.
4. Countdown Timer
A timer that counts down to a specified date/time.
5. Tip Calculator
A tool for calculating the tip based on the total bill.
6. Interactive Quiz
Create a quiz app that provides instant feedback.
7. Weather App
A simple app showing the weather in the user's location.
8. Random Quote Generator
An application that displays a new quote when a button is clicked.
9. Color Flipper
Change the color of the screen background randomly.
10. Age Calculator
Calculate the exact age from a given birthdate.
11. E-commerce Cart
Create an e-commerce shopping cart with the ability to add, remove, and update items.
12. Memory Card Game
Create a memory game where users flip cards to find pairs.
13. Book Finder
Use Google Books API to create a book search application.
14. Recipe Finder
Use a recipe API to create a recipe search application.
15. Budget Tracker
An application that keeps track of income and expenses.
16. Drawing App
A simple app for drawing on a canvas.
17. Movie Seat Booking
A cinema seat booking simulation.
18. Music Player
Create a music player that can play, pause, forward, and rewind songs.
19. Custom Video Player
Create a custom video player using the HTML5 video API.
20. Currency Converter
A currency converter using an Exchange Rate API.
21. Chat Application
An app where users can sign in, join a chat room, and send messages.
22. Web Scraper
An application that extracts data from websites.
23. Task Tracker
Create a Trello-like task tracker using drag and drop.
24. Real-Time Weather Application
Use a weather API to create a weather application with real-time data.
25. Social Media Dashboard
A dashboard displaying statistics from various social media accounts.
26. Personal Blog
A blogging platform where users can read, write, and comment on posts.
27. Stock Market Tracker
Use a Stock Market API to track the prices of various stocks.
28. Online Marketplace
An online marketplace where users can post, view, and purchase products.
29. Restaurant Reservation System
A reservation system for a restaurant, including table selection and ordering food.
30. E-learning Platform
An online platform where users can enroll in courses and track their progress.
32. Health Tracker
A health app that tracks steps, calorie intake, heart rate, etc.
If you can build above then build Full-stack MERN Application
Create a full-stack web application using MongoDB, Express.js, React.js, and Node.js, perhaps a task management system or a small e-commerce site.