Open-source alternatives to GaugeKit

NJKWebViewProgress is an iOS web view UI component and loading monitor designed to track and visually represent the loading state of web pages within a mobile application. It functions as a progress indicator that monitors browser activity to provide real-time feedback on page load completion. The project integrates with embedded web content to drive numerical loading values and visual indicators, such as loading bars, to manage the user interface during the page load process. The implementation relies on delegate callbacks and key-value observing to monitor the underlying web view state and

FloatingView can make the target view floating above the anchor view with cool animation

Add curve at bottom of image views and relative layouts.

Litho is an Android declarative UI framework and component library used to build user interfaces through a declarative API and immutable state. It functions as an asynchronous layout engine that maps components to a structured view hierarchy to automate view updates. The framework optimizes rendering performance by computing element positions on background threads to prevent blocking the main UI thread. It further improves efficiency by flattening nested view hierarchies and caching layout results. The system includes capabilities for state reconciliation, component recycling, and the render

Android fillable progress view working with SVG paths. This is a nice option too if you want to create an interesting branding logo for your app. Based on the iOS project: https://github.com/poolqf/FillableLoaders

Simple Swift in-app notifications

NVActivityIndicatorView is a library of themed and configurable animation views used to replace standard system loading spinners in iOS applications. It provides a collection of reusable Swift UI components designed to signal background processing and data loading through various visual styles. The library focuses on custom activity indicators that allow for the implementation of stylized loading animations with specific colors and patterns. It enables the visualization of asynchronous processes and mobile app loading states to notify users that a background task is active. These components

Easy Swift UIAlertController

DEPRECATED - Memory efficient shimmering effect for Android applications by Supercharge.

⚡️A highly customizable, powerful and easy-to-use alerting library for Android.

CircleProgressView

A number of preset loading indicators created with SwiftUI

An iOS progress indicator view library written in SwiftUI

📊 A customizable gradient progress bar (UIProgressView).

cardslib is an Android UI component library and card layout framework. It provides a set of specialized adapters and views designed as an extension for high-performance card rendering within recycling lists. The library distinguishes itself through a reorderable list implementation that supports drag-and-drop item rearrangement and nested content hierarchies. It also includes an interaction system for managing directional swipe constraints and a customizable undo action notification bar. The framework covers a broad range of card-based interface capabilities, including the composition of vis

A UITextField with bouncy placeholder.

WobbleView is an implementation of a recently popular wobble effect for any view in your app. It can be used to easily add dynamics to user interactions and transitions.

Paging view controller with customizable menu in Swift

iOS 11 Control Center Slider

MaterialDrawer is a navigation drawer library and side menu framework for Android applications. It provides a Material Design UI component that implements a sliding side menu to manage user movement between different sections of a mobile application. The framework supports the organization of complex navigation lists, including the use of expandable sections, sticky headers, and badges. It includes tools for building personalized interfaces, such as user profile displays and headers. The library handles navigation through item management, event handling via listeners, and state-driven UI upd

Loading animations :cyclone: by using Swift CALayer

SAHistoryNavigationViewController realizes iOS task manager like UI in UINavigationContoller. Support 3D Touch!

Name UI states, navigate between them, remember where you've been.

Android Library that lights items for tutorials or walk-throughs etc...

Android-SpinKit is an Android animation library that provides a collection of animated loading spinner views for use as progress indicators during asynchronous operations. The library offers multiple predefined animation styles, including Circle, Wave, and DoubleBounce, which can be selected and displayed as standard Android View elements within an application's layout. The library distinguishes itself by being built entirely on the Android SDK's drawing and animation APIs, with no external dependencies required. Each spinner type implements a distinct animation state machine using Android's