Android
QuitSmoke is a free open-source mobile app that helps you track your progress in quitting smoking. You can see how much money you've saved, how many cigarettes you've avoided, and how long you've been smoke-free. Additionally, you can monitor how your health is improving.
Open-source
Pi Zero Bikecomputer offers you a complete open-source guide and tools to build your own GPS cycling computer with Raspberry Pi Zero (W, WH, 2W). The project is the brain child of Hishizuka, who is a cyclist and a developer as well from Japan. Pi Zero Bikecomputer is a GPS
Healthcare
CalorieScope is an android application which is designed to help the user to maintain healthy lifestyle. Unlike most of the calorie calculator apps, this app does not contain any third-party script or share your details online to any service. The user will be able to maintain the record of physical
Android
Can I Drive is a free open-source Android application allows you to track your recent alcohol consumption, to assess if you can drive or not. The app does not collect, share, or send your data to any third-party, it also does not include any external scripts that may harm the
Android
Quit Smocking is a free open-source Android application that helps smokers quit the bad habit. It includes a built-in logger that allows the user to record, track and analyze his smocking habit, while trying to quit. It includes statistics about when stopped smoking, days not smoked and saved cigarettes, money
Open-source
What is the Daily Pill app? Daily Pill is a free, open-source tracker-free medication reminder, that is easy-to-use and respect your privacy. It is an ideal solution if you need to take your medicine every morning. Daily Pill shows a reminder on your lock screen which is visible in the
Open-source
Habitica is a free habit-building and productivity app that treats your real life like a game. Habitica is the first open-source self-hosted habit building game
List
Habit Tracker helps you learn the most effective process, increase self-awareness and set priorities so achieving your goals is easier than ever. It is a tool that enables you to build good habits by tracking them.
Web-based Apps
What is the Virtue-Vice app? Virtue-Vice is a web application that allows users to track their habits. Users can specify how many times each day, on which days, upload a personal image, and also indicate whether or not the app should send out push notifications at certain times for a
programming
dijo is an open-source lightweight habit tracker package written in the Rust programming language. It features a unique terminal-based interface (Curses). dijo is a habit tracker. It is curses-based, it runs in your terminal. dijo is scriptable, hook it up with external programs to track events without moving a finger.
Self-hosted
What is Flow Habit Tracker? Flow is a feature-rich habit tracker and personal data analytics app that lets you keep focus on what matters. It is a self-hosted app which means you can download the code, and run it at your device or remote server. Features 1. Responsive user-friendly interface
Android
Habo is simple habit tracker for Android and macOS
Productivity
What is Loop Habit Tracker? Loop is a mobile app that helps you create and maintain good habits, allowing you to achieve your long-term goals. Detailed graphs and statistics show you how your habits improved over time. It is completely ad-free and open source. It is built with Android native