🎓 Free Capstone Projects with Full Documentation, ER Diagrams & Source Code — Updated Weekly for 2026
👨‍💻 Free Source Code & Capstone Projects for Developers

Electricity Bill System Project in C with Source Code

Electricity Bill System Project in C with Source Code

To construct an Electricity Bill System in C, you’ll need to use the C programming language and a file management database. The following C project has all of the elements …

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Movie Ticket Booking System in C with Source Code

Movie Ticket Booking System Project in C with Source Code

This Movie Ticket Booking System Project in C concept of the Simple Movie Ticket Booking System is to book movie tickets. This system does not have a login system, thus …

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Bike Rental System Project in C with Source Code

Bike Rental System Project in C with Source Code

The C project for a bike rental management system is built on the idea of creating rental records, adding details, and updating them. Users can provide information about their bikes …

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Product Management System Project in C with Source Code

Product Management System Project in C with Source Code

Product management system in C is specially designed for the purpose of adding Product details. The system elaborates the basic concept for storing and generating product’s detail. In this system, staff …

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Cafeteria Order Management System Project in C

Cafeteria Order Management System Project in C with Source Code

The cafeteria management system in C is specifically built for computing the entire cost in a cafe and adding the record of requested items. This system explains the fundamental principle …

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Club Management System Project in C with Source Code

Club Management System Project in C with Source Code

The Club Management System C Project is built on the idea of keeping track of the members of an IT club or office. In order to use the dashboard’s capabilities, …

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Matchstick Game in C with Source Code

Matchstick Game in C with Source Code

The 21 Matchstick Game in C was made with the help of the computer language C. There is a total of 21 matchsticks available before the start of the game. …

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Cricket Score Management System in C with Source Code

Cricket Score Management System in C with Source Code

This Cricket Score Management System Project in C Language is a simple console application created using C programming language. It employs file handling to store data such as runs, wickets, …

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2048 Game Source Code in C Language

2048 Game Code in C with Source Code

This 2048 Game Code in C is developed using C programming language. The basic goal of this game is to move numbered tiles across a grid in order to merge them …

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Frequently Asked Questions

Are these C projects free for capstone and thesis use?
Yes. All C projects on itsourcecode.com are free to download, modify, and submit. No attribution required for academic use. Most are MIT-licensed.
What compiler should I use — GCC, MinGW, Turbo C, or Code::Blocks?
GCC / MinGW for new projects — modern C standards (C11/C17/C23), clean compiler errors, free. Code::Blocks if you want a free IDE bundled with GCC. Turbo C / Turbo C++ only if your school requires it — but Turbo C compiles C89 from 1989 and will not accept modern syntax. Move to GCC the moment your school lets you.
Why does gets() / scanf("%s") not work safely?
gets() has no buffer-size check and was removed from C11 — use fgets(buf, sizeof(buf), stdin) instead. scanf("%s", buf) reads until whitespace and overruns buffers — use scanf("%99s", buf) to cap input. Most older projects on the site use these unsafe functions because they target Turbo C; if you are on modern GCC, just swap them out.
How do I handle file I/O safely in C?
Always check the return of fopen() before using the FILE pointer. Always fclose() when done. For text records, use fprintf() plus fgets(). For binary records, use fwrite() plus fread() on structs. Do not mix text and binary modes on the same file — Windows handles them differently.
Do these compile on macOS and Linux?
Yes — install gcc (Linux) or Xcode Command Line Tools (macOS), then gcc project.c -o project && ./project. The only exception is Turbo C-specific projects using conio.h, graphics.h, or BGI graphics — those are DOS-era APIs and need wrappers (or replacement) on modern systems.
Can these C projects pass as full capstones?
Most are mini-projects appropriate for 1st-2nd year coursework, not full capstones. For capstone-scale projects, use Python, Java, PHP, or Django instead. C is for foundation practice.
How often is this C projects list updated?
New C projects are added periodically. Last refreshed May 2026.