30 open-source projects similar to flipboard/flanimatedimage, ranked by shared indexed features. Tags may describe platforms or build tools rather than the same primary purpose. Check each project’s use case, license, and deployment requirements before treating it as a replacement.
Fresco is an Android image loading library and cache manager designed to fetch, decode, and display images from network or local sources. It functions as a rendering engine for animated image formats and a streaming system for progressive image loading. The library distinguishes itself through specialized memory management that utilizes off-heap allocation to reduce garbage collection overhead and prevent out-of-memory errors. It includes a dedicated rendering pipeline for animated GIFs and WebP files and supports progressive JPEG decoding to render low-resolution versions of images while the
This project is a technical guide and implementation library for advanced visual effects and hardware-accelerated animations using the Core Animation framework on iOS. It provides a comprehensive reference for creating high-performance motion graphics, custom graphic rendering, and the construction of 3D engines using perspective transforms and Z-axis manipulation. The collection distinguishes itself through a deep focus on GPU rendering optimization and graphics performance. It covers advanced strategies to maintain high frame rates, such as reducing offscreen rendering via shadow path optim
SDWebImage is an asynchronous image downloader and caching library for iOS and macOS applications. It provides a core identity centered on a network utility for fetching images from URLs, a tiered memory and disk caching engine, and a processing framework for decoding and encoding media. The library features a specialized rendering engine for animated formats such as GIF and WebP, including support for progressive animation rendering. It distinguishes itself through a plugin system that allows for extended image format support and the ability to replace default loading or storage logic with c
android-gif-drawable is a rendering library for displaying and controlling animated GIF images within Android image views and drawables. It provides a custom drawable implementation for frame-based animations, a playback system for seeking and looping, and a metadata extractor for retrieving technical properties such as frame counts and loop settings. The library enables the synchronization of a single animation instance across multiple views to ensure consistent playback. It supports loading GIF data from various sources, including assets, resources, URIs, byte arrays, files, and input strea
PINRemoteImage is an image downloading and caching framework for iOS. It functions as a remote image loader and multi-threaded manager designed to fetch images from URLs and render them into user interfaces. The project includes specialized decoders for rendering GIF and Animated WebP formats. It also features a progressive JPG renderer that displays scans with blur effects to improve perceived loading speed on slow connections. The library manages concurrent download tasks with request deduplication and utilizes a hybrid memory and disk caching system. It handles high-resolution asset scali
High-performance animated GIF support for iOS in Swift
omggif is a JavaScript implementation of a GIF 89a encoder and decoder.
Streaming server-side animated (and non-animated) gif generation for node.js
Popping is a gallery of iOS user interface animation examples. It provides a collection of visual demonstrations and code samples for implementing smooth interface transitions and motion effects in Apple mobile applications. The project focuses on showcasing how to use the Pop animation engine to create high-performance animations and sophisticated behavioral effects. It serves as a reference for adding polish to mobile views through a variety of motion samples. The content covers mobile interface design and the implementation of UI animations to refine the look and feel of an application.
Hero is a transition framework and animation toolkit for iOS and tvOS designed to create fluid visual continuity between screens. It provides a shared element animation library that interpolates the position and size of views across different screens using unique identifiers. The framework includes an interactive transition controller that binds navigation progress to manual gestures and user input events in real time. It utilizes a system for calculating animation durations based on element distance and size to maintain a consistent sense of motion speed. The toolkit covers global coordinat
Motion is a physics-based animation engine for building gesturally-driven user interfaces and interactions on Apple platforms. It functions as a Swift frame-by-frame animation utility that drives declarative state changes and simulates physical behaviors. The library executes continuous frame updates by invoking custom value blocks directly from display link timing loops, handling standard numeric and vector types. It supports mid-flight animation interruption, allowing active animations to be stopped, altered, or redirected instantly by mutating live parameters. Additionally, the engine simu
Spring is a Swift animation library and iOS view animation framework. It provides a spring physics animation engine designed to generate realistic, organic motion for user interface movements. The framework utilizes a declarative animation interface, allowing developers to define animation properties and behaviors without writing complex imperative code. This includes a declarative animation workflow where motion is configured through visual storyboards. The system manages iOS UI animations and Swift view transitions, specifically automating how views appear and disappear through triggered a
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
OpenToonz is a professional 2D animation production suite used to create animated sequences through a digital pipeline. It functions as a comprehensive animation timing manager and HD animation renderer, coordinating drawing sequences and cinematography using digital exposure sheets. The software is distinguished by a raster-vector hybrid pipeline and a node-based compositing engine for visual effects synthesis. It employs a palette-based color management system that decouples color data from geometry, allowing for global character color adjustments across multiple files without reprocessing
GreenSock-JS is a JavaScript animation library and framework designed for animating CSS properties, SVG attributes, and JavaScript values. It functions as a scroll-driven animation engine and a sequencing system for coordinating multiple animations into a single timeline for precise execution across web browsers. The project provides tools for creating interactive scroll effects by linking animation progress to a user's scroll position. It also includes a responsive animation framework that adjusts behaviors and timing based on media queries to maintain consistency across different device scr
LWJGL is a cross-platform library that provides Java bindings to native APIs for graphics, audio, compute, windowing, and input. It enables Java applications to access low-level hardware-accelerated capabilities such as OpenGL and Vulkan rendering, OpenAL 3D audio, OpenCL GPU compute, and GLFW windowing and input handling. Under the hood, LWJGL dynamically resolves native function pointers at runtime, loads platform-specific shared libraries, and uses generated JNI bindings to bridge Java and native code. It offers explicit memory management through direct buffer access and stack-allocated me
lottie-ios is a vector graphics engine and animation framework for iOS that renders animations exported from After Effects as native visual elements. It functions as a renderer that converts animation data into high-fidelity native shapes to maintain small file sizes on mobile devices. The framework provides tools for managing playback, looping, and real-time property updates. It allows for the modification of colors, positions, and keyframe properties of active animations to respond to application state changes. The system parses JSON-based animation data and maps keyframes to native layers
Bigcache is a thread-safe, in-memory key-value store for Go designed to minimize garbage collection pauses. It functions as a memory-optimized cache capable of storing gigabytes of data while maintaining low latency during high-volume operations. The system avoids garbage collection overhead by managing memory through large byte arrays and manual allocation. It utilizes a circular-buffer layout to reuse space and lock-striped sharding to reduce contention during concurrent read and write access. The project provides capabilities for high-volume in-memory caching and low-latency data retrieva
Pop is an animation library for iOS and macOS designed to manage property animations, value interpolation, and physics engines. It functions as a framework for linking animation engines to arbitrary object properties, extending beyond standard view attributes. The library features a physics-based animation engine that generates motion based on velocity, friction, and target values. This system enables the creation of spring and decay animations to simulate real-world dynamics. The project also provides tools for value interpolation using easing curves, display-link driven updates synced to s
This project is a technical curriculum and set of educational resources focused on parallel programming, high-performance computing, and systems programming. It provides a structured course covering the implementation of parallel algorithms and multithreading techniques for processing large datasets. The project includes a systems programming guide for modern language features, a framework for lock-free concurrency patterns, and a manual for optimizing CPU and GPU performance through assembly analysis and cache management. The material covers hardware performance tuning, the implementation o
c3c is the compiler for the C3 programming language, transforming source code into executable binaries, static libraries, or dynamic libraries using an LLVM backend. It implements a system based on result-based error handling, scoped memory pooling, and a semantic macro system. The compiler provides first-class support for hardware-backed SIMD vectors that map directly to processor instructions and enables runtime polymorphism through interface-based dynamic dispatch. The project covers a broad set of low-level capabilities, including manual and pooled memory management, inline assembly inte
This project is an educational implementation of a relational database engine written in C. It functions as a SQLite clone, demonstrating the internal mechanics of a database system through a C-based systems project that focuses on manual memory management and file I/O. The engine is distinguished by its use of a bytecode virtual machine, which executes database operations by compiling SQL statements into low-level instructions. It utilizes a B-tree database engine to organize records in a balanced tree structure, ensuring efficient insertion, search, and range scanning. The system covers co
HVM2 is a high-performance execution environment for pure functional programs, implemented as a systems-level runtime in Rust. It functions as a massively parallel functional runtime that uses interaction combinators to achieve automatic parallelism across multi-core CPUs and GPUs. The project distinguishes itself by using a graph-rewriting computational model to execute programs via local reduction rules, which eliminates the need for manual locks or atomic operations. It employs beta-optimal reduction and lazy evaluation to optimize higher-order functions and eliminate redundant computation
SwiftEntryKit is a Swift presentation framework and UI overlay library used to orchestrate banners, pop-up views, and custom modal presentations on top of an iOS application window. It functions as a view orchestrator that manages the lifecycle, animations, and layering of multiple overlapping user interface elements. The framework features a priority-based queueing system to determine the display order and precedence of overlays, ensuring specific elements can override others. It includes a dedicated animation toolkit for translation, scale, and fade transitions, alongside haptic integration
This project is a comprehensive technical interview question bank and reference library designed for software engineering roles at major technology companies. It serves as a study guide and knowledge base covering the core principles of high-performance systems programming and computer science theory. The collection focuses on deep technical domains, including C++ language mastery, distributed systems design, and database engineering. It provides detailed material on consensus protocols, cluster coordination, and the architectural differences between SQL and NoSQL implementations. The resour
Zig is a low-level systems programming language designed for writing high-performance software that interacts directly with hardware. It focuses on the transformation of source code into machine binaries for the execution of low-level operations. The project is distinguished by its native support for cross-compilation, allowing binaries for various operating systems and CPU architectures to be built from a single host. It provides direct interoperability with the C language, enabling the import of headers and function calls without a foreign function interface. The language utilizes manual m
This project is a C++ library and hardware driver designed to control Hub75 RGB LED panels using the GPIO pins of a Raspberry Pi. It functions as both a low-level panel controller and a graphics library for rendering visual content on low-resolution LED grids. The system distinguishes itself through a comprehensive set of hardware configuration tools, including custom pixel mapping, rotation, and mirroring to match physical display geometries. It supports multi-display chaining in both parallel and series configurations and provides a Python binding to expose the core C++ logic for hardware a
Coil is an image loading and caching pipeline designed for Android and Compose Multiplatform applications. It functions as a comprehensive loader, caching engine, and rendering utility that asynchronously fetches and displays images from network URLs, local storage, and multiplatform resource systems. The library distinguishes itself through a flexible fetcher-decoder pipeline and an interface-driven component registry, allowing for the integration of custom networking clients and decoders. It provides specialized support for rendering scalable vector graphics, animated formats such as GIF an