leptos-rs/leptos

Features

• Full-Stack Web Frameworks - Functions as a full-stack Rust web framework for building reactive applications.
• Fine-Grained Reactivity - Implements fine-grained reactivity to automatically update specific DOM nodes when underlying data changes.
• Reactive UI Libraries - Provides a reactive UI library for building interfaces that update automatically via signal-based dependency tracking.
• Signal-Based Reactivity - Tracks state dependencies at the individual data point level to trigger targeted DOM updates without full tree re-renders.
• Full-Stack Web Development - Provides a full-stack environment for sharing logic, types, and state between server and browser.
• Reactive State Management - Provides a reactive framework for building interactive web interfaces with fine-grained state updates.
• Server-Side Rendering - Generates dynamic HTML content on the server to improve initial load times and search engine visibility.
• Server Functions - Invokes server-side functions from the browser as local asynchronous calls with automatic serialization.
• Signals & Reactivity - Uses HTML-like syntax to define reactive interfaces that update DOM nodes automatically.
• Server-Side Logic Frameworks - Executes custom backend logic directly on the server for database access and file operations.
• Web Development - Offers a comprehensive toolkit for compiling high-performance web applications in Rust.
• Path-Based Routers - Maps URL paths to specific view components with support for dynamic parameters and wildcard matching.
• Server-Side Rendering Frameworks - Acts as a server-side rendering framework that hydrates interactive components in the browser.
• Web Application Routers - Match the current browser path and query parameters to specific application components to determine what content renders on the page.
• Template Compilation Tools - Transforms declarative HTML-like syntax into optimized imperative render functions during the build process.
• Client Side Rendering - Compiles code to run in the browser for building interactive interfaces that execute on the user device.
• Dynamic List Rendering - Updates dynamic lists efficiently using unique keys to track and reconcile changes.
• Interactive UI Components - Embeds interactive UI elements within static server-rendered pages to minimize client-side JavaScript.
• Automatic Dependency Tracking - Tracks reactive values and their dependencies automatically to ensure consistent UI updates.
• Client-Side Routers - Intercepts link clicks to render new pages in the browser using compiled code for seamless navigation.
• Keyed List Reconciliation - Renders keyed lists that efficiently reconcile DOM updates based on stable unique identifiers.
• HTML Streaming - Delivers HTML fragments to the client as they become available to improve perceived performance.
• Nested Routing - Supports hierarchical navigation by nesting route definitions to display child views within parent layouts.
• Reactive Stores - Manages fine-grained reactive state using primitives like signals and stores.
• Remote Procedure Calls - Exposes server-side functions to the client as type-safe asynchronous calls with automatic serialization.
• Island Architecture Frameworks - Isolates interactive UI components within static pages to minimize client-side JavaScript execution.
• Client-Side State Synchronizers - Coordinates state between browser and server to enable seamless full-stack data flow.
• URL Construction - Extracts URL parameters and query strings as reactive signals that trigger updates when navigation changes.
• Alternative Frameworks - High-performance framework for building web applications.
• Web Frameworks - Framework for building fast web applications with Rust.
• Reactive Data Stores - Wraps complex data structures in reactive containers that allow granular updates to individual fields.
• Reactive Effects - Triggers side-effect functions automatically in response to reactive data changes to minimize unnecessary re-execution.
• Asynchronous Data Fetching - Fetches and updates data reactively using asynchronous closures that synchronize state between server and client.
• Context Providers - Shares data across component trees using context to avoid manual property drilling.
• Component Communication - Facilitates data exchange between components using properties and callbacks to coordinate state updates.
• HTML Attribute Bindings - Updates HTML attributes reactively by binding them to signals or functions.
• Reactive State Systems - Initializes application state and event listeners once, delegating updates to granular functions that respond to state changes.
• Reusable UI Components - Encapsulates user interface logic into modular, reusable components to maintain consistent interfaces.
• Request Data Accessors - Retrieves request data like headers, cookies, and parameters within server-side functions.
• Derived State - Calculates reactive values that update automatically based on source state changes to ensure data consistency.
• Form Action Handlers - Binds HTML form submissions to asynchronous functions for reactive updates and progressive enhancement.
• Programmatic Navigation - Enables programmatic page transitions with support for history stack management and state preservation.
• Rendering Mode Configurators - Supports selection between synchronous, asynchronous, and streaming rendering strategies for optimized performance.
• Named Router Outlets - Provides designated injection points within parent components for rendering nested route views.
• Server-Side Rendering - Ensures pages remain functional and accessible by generating initial HTML on the server.
• Single-Page Applications - Compiles code to run as a single-page application in the browser for fast iteration.
• Application State Management - Injects shared resources like database connection pools into server-side functions via application state.
• Asynchronous Execution - Enables triggering asynchronous functions from synchronous code with reactive state tracking.
• Error Handling Patterns - Maps server-side errors to domain-specific types for consistent network-level error handling.
• Component Slots - Allows defining named slots within components for flexible content injection and layout composition.
• Context State Propagators - Propagates data and signals across interactive components using context to coordinate behavior without full-page reloads.
• Asynchronous Content Rendering - Displays fallback interfaces while waiting for asynchronous resources to resolve.
• Dependency Resolvers - Wraps asynchronous operations in reactive containers that track dependencies and provide access to results.
• Lifecycle Coordinators - Coordinates asynchronous operations and tracks their status to trigger reactive UI updates.
• Component Lifecycle Hooks - Executes custom logic at specific stages of a component's lifecycle, such as mounting or unmounting.
• Conditional Rendering - Renders conditional content based on programming expressions within the view layer.
• Form Handling - Supports standard HTML form elements to ensure core interactions remain operational without client-side scripts.
• Links - Upgrades standard links to perform seamless client-side transitions while resolving relative paths.
• HTTP Header Manipulators - Modifies HTTP response headers and status codes during server-side rendering or function execution.
• Children Management - Supports passing nested content and functional templates into components for flexible, reusable structures.
• Component Composition - Enables nesting and wrapping components to allow flexible content injection within complex interfaces.
• Error Handling - Wraps components to catch rendering errors and display fallback interfaces instead of crashing.
• HTTP Redirects - Instructs the browser to navigate to different URLs via server-side HTTP redirect responses.
• Lazy Loading - Fetches route-specific code and data concurrently during navigation to prevent loading waterfalls.
• Async Loading State Handlers - Integrates asynchronous data into the reactive system with automatic loading state management.
• Client-Side Navigation Components - Intercepts form submissions to perform client-side navigation or data requests without full page reloads.
• Side Effect Synchronization - Synchronizes reactive data changes with external browser APIs and custom logic automatically.
• URL State Management - Stores application state in route parameters or query strings for persistent navigation and data updates.
• Explicit Dependency Watchers - Triggers callbacks based on explicit dependency tracking to separate monitored data from execution logic.
• Bundle Size Optimization - Provides build-time optimization strategies to reduce the size of compiled binary assets.
• Production Build Modes - Enables production build modes that optimize runtime performance and reduce final binary size.
• Lifecycle Management - Manages the lifecycle and memory of reactive primitives by automatically disposing of resources when their parent component is unmounted.
• Slot Content Passing - Injects non-interactive server-rendered content into interactive components without requiring client-side hydration.
• Form Input Handling - Synchronizes form input elements with reactive signals using controlled or uncontrolled patterns.
• Input States - Manages the synchronization of input values with reactive state variables.
• Transition State Suppressors - Maintains existing content display during background data loads to prevent flickering during updates.
• Document Head Management - Manages document head metadata dynamically from anywhere within the component tree.
• DOM Access References - Provides direct access to underlying DOM elements for manual manipulation or native API interaction.
• Memory Lifecycle Managers - Uses reference counting to manage signal memory and disposal, preventing leaks when signals are shared.
• Streaming Server-Side Rendering - Supports streaming server-side rendering and deferred component loading for improved performance.

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