📝 Todo App

A high-performance task management application built with C and OpenGL.
_{Lightning-fast task management with a modern interface — all powered by native C.}

📖 Documentation · ⚡ Quick Start · 🛠️ Features

Task List View	Adding Tasks

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✨ Why Todo App?

Todo App is built for users who value speed, simplicity, and efficiency in their task management tools.

Instead of bloated Electron apps or web-based solutions, Todo App provides a native, lightweight, and blazing-fast experience using pure C and OpenGL.

⚡ Performance · 🎨 Modern UI · 🔧 Lightweight · 🐧 Linux Native

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🚀 Features

• Blazing fast performance — written in C for maximum speed
• Modern OpenGL UI — hardware-accelerated graphics rendering
• Smart task filtering — view all, pending, or completed tasks
• Minimal footprint — < 10MB memory usage, < 1MB binary size
• Real-time updates — instant UI refresh on changes
• Efficient architecture — linked list data structure for optimal performance
• Leif UI Framework — clean, intuitive interface design

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🛠️ Tech Stack

Todo App is built using high-performance native technologies:

Language	Graphics	Windowing	UI Framework
C (C99+)	OpenGL 3.3+	GLFW 3.3+	Leif

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📦 Installation & Usage

Quick Install

git clone https://github.com/AbinVarghexe/Todo-App-In-C.git
cd Todo-App-In-C
chmod +x install.sh
./install.sh

Run the app

./todo

Prerequisites

# Debian/Ubuntu
sudo apt-get install build-essential libglfw3-dev libgl1-mesa-dev libxcb1-dev

# Fedora
sudo dnf install gcc glfw-devel mesa-libGL-devel libxcb-devel

# Arch Linux
sudo pacman -S base-devel glfw-ogl mesa libxcb

⚠️ Linux Only — This application requires Linux with X11/XCB support

📖 For detailed installation options, see the Quick Start Guide

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🎯 Core Features

✅ Task Management Add new tasks instantly Mark tasks as complete Delete finished tasks Real-time UI updates	🔍 Smart Filtering All — View complete task list Pending — Focus on active tasks Completed — Review finished work
⚡ Performance < 100ms startup time < 1ms task operations 60 FPS UI rendering < 10MB memory usage	🔧 Architecture Efficient linked list structure Separated UI and logic layers Modular & testable code Minimal dependencies

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👥 Contributors

A big thank you to all contributors who have helped make Todo App better! 🎉

_{Made with contrib.rocks}

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Built with ❤️ using C and OpenGL

⭐ Star this repo if you find it helpful! | 🐛 Found a bug? Report it