Design and implementation guidance for distinctive landing pages, portfolios, product demos, and purposeful redesigns.

Review UI code for web interface guidelines, UX quality, accessibility, and interaction design best practices.

🚀 The easiest way to automate building and releasing your iOS and Android apps

Offline speech recognition API for Android, iOS, Raspberry Pi and servers with Python, Java, C# and Node

AnkiDroid: Anki flashcards on Android. Your secret trick to achieve superhuman information retention.

A modern ebook manager and reader with sync and backup capacities for Windows, macOS, Linux, Android, iOS and Web

An ebook reader application supporting PDF, DjVu, EPUB, FB2 and many more formats, running on Cervantes, Kindle, Kobo, PocketBook and Android devices

PDF Parser for AI-ready data. Automate PDF accessibility. Open-source.

Reviews animation and motion code against a high craft bar derived from Emil Kowalski's design engineering philosophy. Default to flagging; approval is earned.

Android in docker solution with noVNC supported and video recording

🍃 Organic Maps is a free Android & iOS offline maps app for more than 6M travelers, tourists, hikers, and cyclists. It uses crowd-sourced OpenStreetMap data and is developed with love by the community. No ads, no tracking, no data collection, no crapware. Please donate to support the development!

Thunderbird for Android – Open Source Email App for Android (fka K-9 Mail)