Open source. Open possibilities.

Elysia is an ergonomic TypeScript web framework powered by Bun, focusing on end-to-end type safety and developer experience.

Spring Boot is an opinionated, production-grade framework for building stand-alone Spring-based Java applications and services. It offers embedded servers, security, metrics, health checks, and simplified configuration, with no code generation or XML requirements.

Laravel Plausible is a Laravel package that integrates the Plausible Analytics API, providing facades to retrieve realtime visitors, aggregates, time series, and breakdowns, with configurable caching and simple Composer installation.

Laravel is a PHP web application framework with expressive syntax, providing routing, ORM, dependency injection, queues, and real-time broadcasting.

A pure Python, asynchronous interface for the Telegram Bot API, providing both a direct API wrapper and high-level tools for bot development.

API Platform is a next-generation web framework installer that scaffolds API-first projects with REST/GraphQL APIs, auto-generated documentation, admin interfaces, and Jamstack client apps built on Symfony and React.

FastAPI is a modern Python web framework for building APIs with standard type hints, featuring automatic OpenAPI documentation, data validation via Pydantic, high performance via Starlette, and interactive Swagger UI and ReDoc interfaces.

An opinionated Node.js/TypeScript framework treating AWS Lambda as a first-class citizen, providing DDD domain events, Unit of Work transactions, RFC 7807 problem handling, and SaaS billing/metering via decorators and types.

AutoGen is a framework for building multi-agent AI applications. Now in maintenance mode, it supports Python and .NET with a no-code GUI and is succeeded by Microsoft Agent Framework.

Apache Dubbo is a Java-based RPC and microservice framework supporting multiple protocols like Triple (gRPC-compatible), Dubbo2 TCP, and REST, with service discovery, traffic management, observability, and Spring Boot integration.

AdonisJs is a fullstack MVC framework for Node.js designed for building web applications and microservices with a focus on ergonomics and speed.

LangGraph is a low-level orchestration framework for building stateful, long-running AI agents, offering durable execution, human-in-the-loop control, memory, and deployment tooling.

Medusa is an open-core commerce platform with a built-in customization framework and modular commerce primitives, suited for B2B/DTC stores, marketplaces, PoS and similar applications.

A lightweight, provider-agnostic Python framework for building multi-agent workflows, supporting OpenAI and 100+ other LLMs.

Quivr is an opinionated RAG framework for integrating generative AI into applications. It supports any LLM, vectorstore, and file type, enabling developers to build a 'second brain' with minimal code.

NestJS is a progressive Node.js framework for building efficient, scalable server-side applications. Built with TypeScript, it supports OOP, FP, and FRP, uses Express by default (Fastify compatible), and provides an Angular-inspired application architecture.

Gin is a high-performance HTTP web framework for Go, featuring a Martini-like API with significantly better performance. It provides zero-allocation routing, middleware support, JSON validation, route grouping, and built-in error management for building REST APIs and microservices.

Fiber is an Express-inspired Go web framework built on Fasthttp, offering routing, middleware, static file serving, WebSocket and SSE support with a focus on performance and low memory use.

Rocket is an async web framework for Rust focused on usability, security, extensibility, and speed, with type-safe routing and extensive documentation.

Vapor is an HTTP web framework for Swift, providing an expressive foundation for building websites, APIs and cloud projects. It targets Swift 6.0+, ships under the MIT license, and is backed by an active Discord community plus documented guides.