Mobile Development

React Navigation is a popular library for routing and navigation in React Native and Web apps. It provides a simple and intuitive API for managing navigation flows, making it easy to build complex navigation systems.

✦ Best for complex react native and web app navigation systems

Mantis is an open‑source image cropping library for iOS and Mac Catalyst, written in Swift and usable from both UIKit and SwiftUI. It is designed to be embedded directly into host applications, giving developers a native‑look cropping UI without building it from scratch. The library supports freeform and fixed‑ratio crops, custom shapes, rotation, flipping, perspective correction, and full undo/redo stacks, all under a permissive free license. It integrates smoothly with common development tools and version‑control systems, making it ideal for iOS development teams.

✦ Best for ios developers needing image cropping

Yasea is an open-source Android library and client that empowers developers and creators to stream live video over RTMP directly from their mobile devices. It leverages hardware-accelerated encoding and OpenGL ES for real-time video processing and filters. Designed for integration into custom Android applications, yasea provides robust streaming capabilities with low latency and adaptable bitrate control. Developers can easily incorporate camera streaming, audio capture, and custom graphics rendering into their own mobile software solutions.

✦ Best for android developers needing rtmp streaming

unidbg is a software that allows users to emulate Android native libraries and provides experimental support for iOS emulation. It enables developers to test and debug their applications in a controlled environment, without the need for physical devices.

✦ Best for advanced mobile app developers

React Native Calendar Components is a library that provides calendar components for React Native applications. It allows developers to easily integrate calendar functionality into their apps.

✦ Best for react native mobile app developers

Ionic Framework is a powerful cross-platform UI toolkit for building native-quality iOS, Android, and Progressive Web Apps with HTML, CSS, and JavaScript. It allows developers to create hybrid mobile apps and Progressive Web Apps using web technologies such as HTML, CSS, and JavaScript.

✦ Best for experienced developers and large teams.

CropIwa is an open‑source Android library that provides a flexible image cropping view. Developers embed the custom view directly into their app screens and control overlay style, aspect‑ratio constraints, and gesture handling. The library is free, works on any Android device, and is aimed at freelancers and small businesses building custom photo‑editing experiences. It offers a lightweight, developer‑friendly API with email support for integration questions.

✦ Best for android developers needing customizable cropping