Open-source alternatives to Shepherd

Hopscotch is a guided onboarding framework and JavaScript tour engine designed to create step-by-step user orientations on web pages. It functions as a library for rendering interactive product walkthroughs and tours using configuration files and customizable bubbles and overlays. The system manages the progression of guided steps and supports the discovery of interactive features by highlighting specific elements of a web interface. It allows for the creation of tailored guided paths through a web application to assist with user onboarding. The library provides capabilities for modifying to

Shepherd is an interactive product tour framework and JavaScript onboarding library used to build step-by-step instructional journeys. It serves as a web application guidance tool that presents sequences of instructional overlays to help users navigate interfaces and discover features. The library enables the creation of guided user tours, onboarding experiences, and interactive application guides. It is used to provide contextual in-app education and drive product feature adoption by leading users through specific workflows. The framework utilizes configuration-driven tour definitions and a

This is a guided tour library and onboarding framework for React applications. It provides a system for creating interactive, step-by-step walkthroughs using element-anchored popovers and visual masking tools to highlight specific interface components. The library focuses on accessibility, providing built-in support for screen readers and keyboard navigation to ensure inclusive user onboarding. It allows for extensive customization by enabling the replacement of default interface elements, such as badges and buttons, with custom React components. The framework covers tour orchestration throu

Driver.js is a browser-based library designed for creating interactive product tours and guided walkthroughs. It provides a framework for building step-by-step instructional sequences that help users navigate complex application interfaces, facilitating onboarding and feature discovery. The library distinguishes itself through its state-driven orchestration, which manages the sequence of steps and transition logic for guided tours. It utilizes a full-screen overlay layer to capture user interactions and isolate specific interface components, employing visual masking techniques to dim surround

Zag is a headless UI state machine library that provides unstyled component logic to ensure consistent behavior across different rendering engines. It functions as a toolkit for modeling complex user interface interactions using statecharts, decoupling the underlying logic and accessibility attributes from visual styling. The library is framework-agnostic, utilizing specialized adapters to bridge its state machine logic with various JavaScript libraries such as React, Solid, Vue, and Svelte. This approach allows developers to maintain a single interaction model while applying any CSS or styli

Coss is an accessible UI component library and design system framework used to build web interfaces. It provides a comprehensive kit of interactive elements and layout building blocks that follow screen reader and keyboard navigation standards. The project functions as a UI overlay management library, offering specialized tools for implementing anchored popovers, tooltips, and slide-out panels with smooth transitions. It includes a set of accessible form primitives and selection controls to ensure compatibility across different assistive technologies. Its broader capabilities cover the const

Mantine is a comprehensive component library for building accessible and responsive web applications. It provides a foundational set of UI elements and layout primitives, anchored by a base component that supports consistent styling, spacing, and layout properties across the entire interface. The library is built on a design-driven theme engine that uses a provider-based system to propagate global design tokens and color schemes throughout an application. The library distinguishes itself through a robust architecture that emphasizes component composition and reusable interaction logic. It uti

bootstrap-tour is a product tour library designed to create guided walkthroughs for websites using the Bootstrap framework. It functions as an interactive UI tool that uses a sequence of popover hints to highlight specific page elements and lead users through a workflow. The system coordinates guided experiences across multiple pages by mapping tour steps to unique URLs. It maintains user progress through local storage persistence, ensuring tours resume at the correct step after a page refresh. The library includes programmatic controls to start, pause, resume, or skip steps, and supports au

AppIntro is an Android onboarding framework used to create swipeable introductory screens and feature walkthrough carousels. It provides a navigation controller to manage wizard-style flow control and a UI component library for handling slide transitions and immersive layouts. The framework integrates system runtime permission requests directly into the onboarding sequence, allowing developers to block navigation until required access is granted. It supports different navigation modes that can toggle between standard and wizard behaviors, including the ability to restrict slide transitions ba

Hopscotch is a JavaScript library and framework for creating interactive product tours and user onboarding guides. It serves as a tool for building step-by-step instructional walkthroughs that highlight specific page elements and display contextual tooltips to help users navigate web application interfaces. The library functions as a tooltip orchestrator that anchors instructional bubbles to HTML elements by calculating their position within the browser viewport. It supports the creation of branded tours through the use of custom stylesheets and markup templates for visual customization. The

Magic of CSS is a structured tutorial series that teaches web developers advanced CSS layout, typography, and animation techniques through hands-on examples. The course covers the full spectrum of CSS capabilities, from foundational box model and positioning concepts to sophisticated animation and interactive state management, all without relying on JavaScript. The series distinguishes itself by teaching practical, real-world CSS patterns such as inline-block justified grids, percentage-based absolute positioning, table-display vertical centering, and letter-span styling techniques. It demons

Awesome Flutter UI is a collection of design patterns and layout templates designed to accelerate the development of mobile application interfaces. It functions as a cross-platform UI kit, providing a library of pre-built components that allow developers to construct standard mobile screens and user flows using a unified codebase. The project distinguishes itself by offering ready-made templates for common mobile application requirements, including authentication, profile management, and media streaming. It also includes specialized patterns for mobile onboarding, enabling the creation of int

Clay is a header-only layout engine designed for C and C++ applications that computes element positions and dimensions using a declarative box model. By operating as an immediate-mode framework, it calculates interface geometry dynamically on every frame, allowing for the creation of responsive and fluid user interfaces without maintaining persistent state. The library functions as a platform-agnostic tool that decouples layout logic from specific graphics backends. It provides a flexible coordinate system that supports layered elements, such as modals and tooltips, alongside standard documen

Reach UI is an open-source library of accessible, low-level React components designed to serve as a foundation for building design systems and interactive user interfaces. It is an accessibility-first toolkit that handles core concerns like ARIA attributes, focus management, and screen reader support automatically, without requiring developer configuration. The library is built as a collection of standalone packages, each managing its own lifecycle and dependencies, enabling granular adoption and tree-shaking. Components use a polymorphic rendering pattern, accepting an as prop to render as

AsyncDisplayKit is an asynchronous UI framework and performance library for iOS. It provides a collection of performant alternatives to standard views, allowing developers to build responsive interfaces by offloading layout and rendering tasks to background threads. The framework is centered around a declarative layout engine based on a flexbox model, which calculates element positions and sizes asynchronously. It utilizes a node-based abstraction to wrap native views, enabling the instantiation and configuration of UI hierarchies on background threads to prevent main thread blocking. The sy

Ant Design is an enterprise-grade component library and design system framework built for developing complex, data-heavy web applications. It provides a comprehensive collection of pre-built, state-driven interface elements that map data properties to rendered components, ensuring consistent interaction patterns and visual language across large-scale projects. The library distinguishes itself through a robust styling architecture that utilizes design tokens and hierarchical configuration providers to propagate global settings like themes, locale, and layout direction. By employing component-l

NativeScript is a cross-platform mobile development framework that enables the creation of native iOS and Android applications using JavaScript or TypeScript. It provides a direct bridge to native platform APIs, allowing developers to invoke native classes, methods, and properties directly from script code while maintaining full access to underlying mobile operating system features. The framework distinguishes itself through its direct native UI rendering, which maps declarative markup components to actual platform-native widgets rather than web-based views. This architecture is supported by

React-admin is a framework for building data-driven administrative interfaces that connect to REST or GraphQL backends. It provides a comprehensive suite of tools for managing the full lifecycle of administrative applications, including resource-oriented routing, declarative form scaffolding, and context-driven state management. By utilizing a modular adapter-based architecture, the framework abstracts backend communication, allowing developers to build consistent CRUD interfaces that handle data fetching, authentication, and synchronization automatically. The project distinguishes itself thr

Viewers is a zero-footprint DICOMweb medical imaging viewer and a modular plugin framework. It serves as a diagnostic interface for rendering 2D and 3D medical images, providing a web-based clinical workflow engine to automate image layouts and toolsets. The project distinguishes itself through a highly extensible architecture that allows for the development of custom clinical workflows, specialized viewing modes, and the integration of external functional extensions. It includes a dedicated command line interface for managing these plugins and supports white-labeling through a comprehensive

Devhub is a cross-platform developer tool and event aggregator designed to monitor GitHub activities. It provides a unified interface for tracking issues, notifications, and user actions across multiple repositories, consolidating these updates into a single view to reduce notification clutter. The application utilizes a multi-column dashboard for organizing data streams via customizable filters and saved searches. This interface allows for the management of review queues, the monitoring of specific user actions, and the display of notification context without requiring navigation to the sour

EAIntroView is an onboarding UI library used to build sequential introduction and welcome screens. It functions as a customizable walkthrough and interactive tutorial framework for creating guided tours and step-by-step instructional guides. The library features a coordinate-based layout engine that defines UI element placement using coordinates and offsets mapped to individual pages. It includes an event-driven UI component that triggers specific logic and animations based on page transition and visibility events. The framework manages view navigation through a navigation-controlled introdu

Tether is a DOM positioning engine designed to anchor floating user interface elements, such as tooltips and dropdowns, to target elements. It functions as a logic engine for managing the placement of overlays and synchronizing the position of secondary elements relative to primary anchors. The system includes collision detection and overflow prevention to ensure that floating menus and overlays remain within the visible viewport. It automatically repositions elements when they encounter page boundaries to prevent visual clipping. The tool manages dynamic element alignment and tracking durin

Tippy.js is a JavaScript tooltip library and interactive popup framework used to create tooltips, popovers, and dropdowns. It functions as a floating UI component toolkit that renders content relative to a reference element with support for automatic positioning, flip-positioning, and offsets. The library acts as an accessible overlay manager, using ARIA attributes and focus management to ensure screen reader compatibility. It also serves as a CSS animation tool, providing utilities for transitions, spring physics, and themes to manage the visual entry and exit of floating interface elements.

Floating UI is a JavaScript positioning library and layout engine designed to calculate the exact coordinates for floating interface elements such as tooltips, popovers, and dropdowns. It functions as a floating element orchestrator that ensures these components remain visible and aligned relative to a reference element. The library features a platform-abstraction layer that decouples positioning logic from the document object model. This allows the engine to support both standard web environments and non-DOM targets, including canvas or graphics buffers, through custom coordinate and measure

Taffy is a layout engine that calculates the size and position of user interface components. It is a language-agnostic tool that computes element geometry using Flexbox and Grid algorithms. The engine operates on custom tree structures and node storage through a trait-based interface. This design allows it to be integrated into various programming languages and custom memory management systems. The system handles UI layout computation, including leaf node measurement and floating point pixel snapping to prevent blurring on displays. It utilizes layout result caching to avoid redundant calcul

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