Use these tables for portfolio, lab, or course work in C++. Each row: S. no., Project idea, Core idea, Small description (numbers 1–45 across all tables). Distinct from the C project ideas list; compare with Java and Python idea pages. Continue with C++ simple projects on Nikhil Learn Hub.
Basic C++ projects
Console I/O, control flow, structs, enums, file streams, and introductory STL.
| S. no. | Project idea | Core idea | Small description |
|---|---|---|---|
| 1 | Calculator | Arithmetic operations | Console calculator for addition, subtraction, multiplication, division, and modulus using functions and switch-case. |
| 2 | To-do list app | CRUD, file handling | Add, view, edit, delete tasks in a text file; mark completed with flags. |
| 3 | Number guessing game | Randomization, loops | Random number via rand() or <random>; hints "too high" / "too low"; track attempts. |
| 4 | Password generator | String manipulation, randomness | Strong passwords with chosen length; upper, lower, digits, specials using ASCII. |
| 5 | Contact book | STL containers, file I/O | Contacts (name, phone, email); add, search, update, delete, list all—vector or map. |
| 6 | Unit converter | Mathematical conversion | km↔miles, °C↔°F, kg↔lb; one function per conversion type. |
| 7 | Dice roll simulator | Random library | One or more dice with uniform_int_distribution; show result; roll again prompt. |
| 8 | Rock, paper, scissors game | Conditional logic, enums | Vs computer; win/loss/tie counts; enums for moves; random computer choice. |
| 9 | Digital clock | chrono, iomanip | HH:MM:SS live update with loops; system("cls") or platform-specific clear. |
| 10 | Student grade calculator | Arrays, vectors | Marks per subject; total, percentage, letter grade; struct for student. |
| 11 | Palindrome checker | String manipulation | Ignore spaces/case with transform() and isalnum(). |
| 12 | Fibonacci generator | Recursion / iteration | Up to N terms; compare recursive vs iterative time with chrono. |
| 13 | Simple ATM simulator | Switch-case, loops | Balance, deposit, withdraw, change PIN; user data in binary file. |
| 14 | Banking system (basic) | OOP concepts | Account with deposit, withdraw, balance; savings/current via inheritance. |
| 15 | Tic-tac-toe game (2-player) | 2D array, game logic | Console board; win/tie checks; block invalid moves. |
Intermediate C++ projects
OOP depth, STL algorithms, games, compression, and larger file-backed apps.
| S. no. | Project idea | Core idea | Small description |
|---|---|---|---|
| 16 | Library management system | OOP, files, STL | Books, members, borrowing; search; issue/return; fines; vector and map. |
| 17 | Expense tracker | File I/O, STL algorithms | Categories; monthly reports; sort by date; totals; export CSV. |
| 18 | Student record management system | OOP, files, templates | Roll, name, marks, attendance; CRUD; mark sheets; template classes. |
| 19 | Snake game | Console graphics, game loop | Classic snake; conio.h or ncurses for input. |
| 20 | Text-based adventure game | OOP, state management | Branching story; polymorphism for rooms/events. |
| 21 | Phonebook application | STL (map, vector), files | Multiple numbers/emails; search; sort; vCard import/export. |
| 22 | Scientific calculator | Functions, math library | Extended calculator with trigonometric functions (sin, cos, tan), logarithms, square root, power, factorial, and memory storage (M+, M−, MR). |
| 23 | Hangman game | Strings, file I/O | Dictionary file; ASCII art; wrong guesses; gradual reveal. |
| 24 | Hotel management system | OOP, file handling | Bookings, check-in/out, bills, availability; room types via inheritance. |
| 25 | Quiz game | File I/O, STL, timers | MCQs from file; timed rounds; lifelines; high scores. |
| 26 | Railway reservation system | OOP, files, date/time | Tickets, seats, cancel, PNR; classes for Train, Passenger, Reservation. |
| 27 | Sorting algorithm visualizer | Console graphics, animation | Bubble, Selection, Insertion, Merge, Quick—bar view of compares/swaps. |
| 28 | Huffman coding compressor | Trees, priority queue, files | Build tree, codes, compress/decompress text files. |
| 29 | Sudoku solver | Backtracking | 9×9 from file; recursive backtracking; print solved grid. |
| 30 | Matrix calculator | Operator overloading, templates | Add, subtract, multiply, transpose, determinant, inverse; intuitive syntax. |
Advanced C++ projects
Systems programming, networking, custom memory, parsers, and multimedia.
| S. no. | Project idea | Core idea | Small description |
|---|---|---|---|
| 31 | Database management system (mini) | B+ tree, file management | Simple relational store with B+ tree index; CREATE, INSERT, SELECT, DELETE; binary files. |
| 32 | Web server | Sockets (Boost.Asio), HTTP | Multithreaded static file server; GET; MIME types; keep-alive. |
| 33 | Chat application (client-server) | Sockets, threads, SSL | Multi-client; rooms; DMs; file transfer; OpenSSL encryption. |
| 34 | STL-like template library | Templates, iterators, allocators | Custom vector, list, map, unordered_map; algorithms; custom allocators. |
| 35 | Task scheduler with cron | Multithreading, chrono | Run at times/intervals; cron-like syntax; priority queue of tasks. |
| 36 | Memory pool allocator | Memory management, placement new | Pool allocator to cut fragmentation; suited to games or RT-style demos. |
| 37 | Text editor | ncurses, files | Console editor: move cursor, edit, search/replace, save/load, undo/redo. |
| 38 | RPC framework | Sockets, serialization | Client calls server functions; args, returns, errors over the wire. |
| 39 | Key-value store (NoSQL) | Hash tables, persistence | GET, SET, DELETE, TTL; memory-mapped or similar persistence. |
| 40 | Chess engine | Game trees, minimax, α–β | Move generation; board representation; minimax with alpha-beta; opening ideas optional. |
| 41 | Packet sniffer | Raw sockets, libpcap | Capture packets; parse Ethernet/IP/TCP/UDP; show addresses and payload. |
| 42 | Compiler (lexer + parser) | Flex, Bison, AST | Small language: Flex/Bison, AST, type check, codegen (LLVM or x86 stub). |
| 43 | Distributed file system | RPC, replication | Multiple nodes; read/write; replication; failure handling; consistency notes. |
| 44 | Real-time object detection pipeline | OpenCV, multithreading | Webcam video; DNN (YOLO/SSD-style); tracking across frames. |
| 45 | Game engine (2D) | SDL2/SFML, ECS | ECS architecture; sprites; collision; input; audio. |
Total: 45 C++ project ideas (15 basic, 15 intermediate, 15 advanced). Advanced items may need C++17/20, third-party libs (Boost, OpenSSL, OpenCV, SDL), and elevated OS permissions for raw sockets—follow your lab’s rules.