30 open-source projects similar to litestar-org/litestar, 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.
Elysia is a high-performance TypeScript web framework designed for building type-safe backend services. It provides a modular, plugin-based architecture that allows developers to compose server logic, middleware, and validation schemas into scalable application instances. By leveraging native web standards, the framework ensures portability across diverse JavaScript runtimes, including Node.js, Deno, and various edge computing environments. The framework distinguishes itself through its focus on end-to-end type safety, automatically synchronizing request and response definitions between the s
FastAPI is a high-performance Python web framework designed for building REST APIs. It operates as an ASGI web framework, providing a system to create structured HTTP endpoints that automatically serialize data and validate request parameters. The framework utilizes Python type hints to drive data validation and serialization, automatically generating machine-readable OpenAPI and JSON Schema specifications. This process enables the automatic creation of interactive, browser-based API documentation where endpoints can be tested directly. The project includes a dependency injection system for
AWS Powertools for Python is a utility framework designed for building production-ready Python functions on AWS Lambda. It provides a comprehensive suite of tools for observability, event parsing, routing, and idempotency management to streamline the development of serverless applications. The project distinguishes itself through specialized capabilities for event-driven architectures and AI agent orchestration. It enables the implementation of AI agents by exposing functions as tools via OpenAPI schemas and managing conversation states. Additionally, it features an idempotency library that p
Starlette is a lightweight ASGI web framework and asynchronous HTTP toolkit used to build high-performance HTTP and WebSocket services. It functions as a WebSocket server framework and a collection of ASGI middleware components for managing network requests through non-blocking asynchronous logic. The framework provides tools for real-time communication via persistent bidirectional channels and infrastructure for high-performance APIs. It includes specialized capabilities for response compression, incremental data streaming, and the execution of non-blocking background tasks after a response
Django Ninja is a high-performance framework for building type-safe REST APIs using Django. It functions as an OpenAPI API framework and a type-safe wrapper that utilizes Python type hints to handle request validation and response serialization. The project distinguishes itself by integrating Pydantic-based data modeling to convert JSON inputs into strongly typed Python objects. It automatically generates OpenAPI schemas and interactive documentation pages directly from defined endpoint signatures. The framework supports asynchronous request processing to handle concurrent tasks. It employs
This project is a comprehensive sample library and implementation guide for ASP.NET Core. It provides a collection of practical examples and projects that demonstrate how to build web applications, RESTful APIs, and high-performance services. The repository focuses on a variety of architectural patterns, including the development of Minimal APIs, contract-first gRPC services, and real-time communication using WebSockets and Server-Sent Events. It includes detailed implementations for user identity and security, such as token-based authentication and CSRF protection. The codebase covers a bro
Martini is a web framework for the Go programming language that provides a toolkit for building web applications. It functions as a routing engine and an HTTP middleware pipeline to map network requests to specific handler functions. The framework is distinguished by its dependency injection system, which automatically resolves and provides requested service types as arguments to handler functions. This allows for the decoupling of business logic from infrastructure by matching requested types against a registry of available services. The project covers a broad range of web capabilities, inc
LoopBack Next is a Node.js API framework used for building REST and multi-protocol APIs. It functions as an OpenAPI server implementation that can either generate machine-readable specifications from code or produce implementation controllers and models from existing specifications. The framework distinguishes itself through a central dependency injection container and a repository-pattern data access layer. This architecture decouples application logic from component construction and persistent storage, allowing for a pluggable system where data sources and business logic are isolated throug
Oatpp is a high-performance C++ web framework and API development kit used for building REST APIs and web services. It functions as an asynchronous HTTP server that utilizes coroutines to handle thousands of simultaneous connections without blocking threads. The toolkit includes a native C++ object-relational mapping layer for executing SQL queries and transforming database results into data objects. It also provides a WebSocket communication library for establishing full-duplex channels to support real-time data streaming and live media. The framework covers a broad range of capabilities, i
Quarkus is a Kubernetes-native Java framework designed for building high-performance, memory-efficient applications. It utilizes ahead-of-time native compilation to transform Java code into standalone, optimized binaries that eliminate the need for a virtual machine, enabling rapid startup and reduced memory consumption. By performing code augmentation during the build phase, it shifts heavy processing tasks away from runtime, ensuring that applications are optimized for cloud-native environments. The framework distinguishes itself through a unified approach to reactive and imperative program
Vapor is a comprehensive server-side web framework designed for building scalable, high-performance applications and APIs in Swift. It provides a non-blocking, event-loop-based runtime that manages concurrent task processing, background job queues, and asynchronous request handling. The framework is built around a dependency injection container that manages the lifecycle and resolution of services, configurations, and database connections throughout the request pipeline. The framework distinguishes itself through a protocol-oriented design that emphasizes type safety across all layers of the
Strawberry is a type-safe GraphQL library for Python that enables the design of schemas using Python type annotations and dataclasses. It functions as an asynchronous GraphQL server and execution engine, providing a bridge to expose schemas across ASGI-compliant web frameworks such as FastAPI, Django, Flask, and Litestar. The project implements GraphQL Federation, allowing for the creation of distributed schemas and entities that merge into a unified supergraph across multiple services. It also includes a dedicated toolkit for the Relay specification, supporting global object identification a
FastStream is an asynchronous Python framework designed for building event-driven microservices. It provides a unified abstraction layer for interacting with various message brokers, enabling developers to manage event production and consumption through a consistent interface while maintaining access to native provider-specific features. The framework centers on a decorator-based routing model that binds application logic directly to broker topics, supported by a built-in dependency injection container that resolves resources at runtime. The framework distinguishes itself through its deep int
This is a TypeScript web framework and Node.js backend framework used to build web applications and API servers. It serves as a server-side application toolkit providing a structured environment for managing HTTP routing, request parsing, and application configuration. The framework features a dependency injection container to deliver required objects between application components, decoupling internal logic. It includes built-in tools for server-side data security, such as cryptographic drivers for hashing sensitive data and encrypting application data at rest. The project covers broad capa
Type-graphql is a toolkit and framework for creating type-safe GraphQL APIs. It functions as a schema generator and resolver library that uses TypeScript classes and decorators as the primary source of truth for data structures and query logic. The project enables the definition of GraphQL schemas and resolvers through typed classes rather than manual schema definition language. This approach ensures that TypeScript types automatically align with the GraphQL schema to prevent runtime errors. The framework provides capabilities for API implementation, including input data validation and acces
Starlette is an asynchronous web framework and toolkit for building high-performance web services based on the ASGI specification. It serves as a lightweight foundation for creating web applications with a focus on asynchronous request and response handling. The framework provides specialized toolkits for managing persistent bidirectional WebSocket communication and an asynchronous HTTP server toolkit for routing and middleware. It distinguishes itself by offering a non-blocking background task queue that executes functions after a response has been sent to the client. The project covers a b
httprouter is a high-performance HTTP request router for Go that maps incoming network requests to specific handler functions using a radix tree. It functions as a request dispatcher and path parameter parser, organizing URL paths in a tree structure to ensure efficient lookups. The router specializes in capturing dynamic segments and catch-all wildcards from URL paths to pass directly into request handlers. It implements method-specific routing and automatically manages responses for unsupported HTTP methods. The library covers broader capabilities including request normalization through tr
Revel is a full-stack web framework and toolkit for building applications with the Go language. It implements a model-view-controller architecture to separate business logic from user interface rendering, providing a comprehensive system for routing, parameter binding, and session management. The project distinguishes itself with a high-productivity development environment featuring automatic code compilation and hot-reloading, which refreshes the application state and templates upon file changes without requiring manual restarts. It also employs reflection-based parameter binding to automati
This project is a request router and web framework for the Go programming language. It provides a toolkit for matching incoming HTTP network requests to specific handler functions by evaluating criteria such as URL paths, request methods, headers, and hostnames. The framework distinguishes itself through its flexible matching capabilities, which include support for regular expressions and dynamic variable extraction from URL segments. It allows developers to organize routes into logical hierarchies, share common path prefixes, and maintain a central registry of named routes to facilitate prog
Eve is a REST API framework that maps database collections to web resources through declarative configuration files. It functions as a database-to-API mapper, automatically exposing data as RESTful endpoints with built-in support for CRUD operations and schema-based request validation. The project distinguishes itself through a HATEOAS API engine that generates hypermedia links and resource schemas for dynamic client discovery. It also includes an automated Swagger documentation generator that produces interactive specifications for client SDK generation and testing. The framework provides a
This project provides a comprehensive guide to architectural patterns and best practices for building scalable, maintainable, and performant web applications using FastAPI. It focuses on standardizing development approaches for Python web services, emphasizing robust request validation, dependency injection, and automated documentation standards to ensure consistent API design. The guide distinguishes itself by promoting domain-driven modular packaging, which organizes application logic into isolated, feature-based directories to support long-term codebase scalability. It also details strateg
Sanic is an asynchronous Python web framework designed for building high-performance APIs and services. It operates as a production-ready ASGI web server, utilizing a non-blocking event loop to handle concurrent requests and maximize throughput. The framework is built to support scalable architectures, offering built-in worker process management to distribute traffic across available CPU cores. What distinguishes Sanic is its focus on modularity and developer-centric tooling. It features a blueprint-based system for organizing complex applications into pluggable components, alongside a robust
Drogon is a high-performance C++ HTTP web framework and asynchronous web server designed for building web applications and REST APIs. It utilizes an event-driven, non-blocking architecture to handle concurrent HTTP and WebSocket connections, and it implements a model-view-controller structure to separate business logic from presentation. The framework includes an integrated C++ object-relational mapping system and database client for performing asynchronous operations with relational databases and Redis key-value stores. It supports real-time, full-duplex communication via WebSockets and prov
Awilix is a JavaScript dependency injection framework and inversion of control container. It provides a centralized system for registering and resolving services, decoupling application components by automating how dependencies are created and passed to the functions or classes that require them. The framework features an automatic module loader that scans the filesystem using glob patterns to register dependencies based on filenames and exports. It supports parameter-name-based injection and proxy-based resolution to manage how dependencies are delivered to constructors and functions. The s
Inject is a dependency injection framework for Go that automates the assembly of complex object graphs. By leveraging runtime reflection, the library dynamically inspects object structures to resolve and populate required dependencies, decoupling component initialization from business logic. The framework manages object lifecycles through both singleton and factory-based provisioning. It maintains a central registry to share singletons across an application for consistent state, while also supporting the creation of unique, private instances to isolate state between different components. To
QFramework is a Unity game architecture framework designed to separate presentation, system, and data logic. It implements a layered software architecture to manage complex game states and provides a game engine utility library to reduce boilerplate code. The framework is centered on the Command Query Responsibility Segregation pattern, which separates data modification commands from data retrieval queries. It utilizes a dependency injection container to manage the lifecycles and resolution of singletons and modular components, alongside an event-driven system for state synchronization to pre
This project is an educational guide focused on building modular web applications using native PHP features. It demonstrates how to construct a functional application architecture from the ground up without relying on external third-party frameworks. The guide centers on implementing core architectural patterns, including a request router that maps incoming HTTP paths to specific controller logic and a dependency injection container that manages object lifecycles and class requirements. By decoupling components through automated dependency resolution, the project emphasizes maintainability an
This project is a PHP dependency injection container and framework designed to centralize object construction and manage class dependencies. It serves as a service container and configuration registry that automates object lifecycles and manages references between services to decouple application components from their specific dependencies. The system handles the instantiation and wiring of objects through both constructor and setter injection. It provides a centralized registry for storing reusable parameters and service definitions, which prevents the hardcoding of settings across the appli
Grape is a RESTful web service framework for Ruby designed for building structured APIs. It provides a declarative syntax for routing and parameter validation, allowing developers to map HTTP verbs to logic through a domain specific language. The framework is distinguished by its built-in support for service versioning, which can be managed via URL paths, custom headers, or request parameters. It also features a modular architecture that allows large services to be constructed by nesting smaller API definitions. The project covers comprehensive API lifecycle capabilities, including schema-dr
Hug is a type-driven Python web framework designed for building APIs. It uses Python type annotations to automatically validate and convert incoming request data and to format outgoing responses. The framework functions as an automated documentation tool by extracting function signatures and markers from source code to generate accessible API specifications. It also supports non-blocking coroutines for asynchronous API processing to handle background tasks without interrupting the main request cycle. The project provides capabilities for REST API development, including route mapping, endpoin