Open Source Kotlin Software & Tools

A free, open-source Android app for markdown notes and task lists with reminders, file attachments, and optional Nextcloud sync.

Android music app that plays YouTube Music, Gaana and Saavn plus your local files through one ad-free interface.

Privacy-first Android dialer with call blocking, multi-SIM support, and no ads or tracking.

Modern Android dialer with built-in contacts, AMOLED themes, QR sharing, and dual-SIM support.

Turn your Android phone into a 4K webcam via USB or WiFi with an open-source desktop client and mobile app.

Open-source uptime and SSL monitoring service with status pages, multiple notification channels, and Prometheus integration.

Self-hosted personal nutrition tracker with PWA and Android app. No telemetry, no cloud sync, full data ownership.

A lightweight, open-source game library manager that allows you to organize, access, and share your video games through a web interface.

An open-source, cross-platform remake of Civilization V that runs on Android and desktop with full mod support.

Privacy-first password manager with built-in email aliasing. Fully encrypted and self-hostable.

Android app that removes EXIF metadata from photos via the share menu before sharing.