serverpy

Serverpy is a Python-based open-source web server framework designed for building APIs and microservices. It emphasizes a lightweight, asynchronous core to maximize startup speed and runtime efficiency while offering a straightforward programming model. The project positions itself as a minimal, performance-oriented alternative to heavier frameworks, suitable for small services as well as larger deployments.

Architecture and features: Serverpy provides an asynchronous interface built on Python’s asyncio with optional WSGI compatibility. Its core comprises a routing system, a request and response model, and a middleware pipeline. It supports streaming responses and WebSocket connections, along with static file serving. A pluggable architecture enables extensions through a plugin mechanism, enabling tasks such as authentication, logging, CORS handling, and observability to be integrated without changing the core. The design aims for a small surface area, predictable performance, and easy testing.

Usage and deployment: Serverpy is released under an open-source license and hosted on a public repository. Typical usage involves defining asynchronous request handlers, registering routes, applying middleware, and running the server on a chosen host and port. In development, the project provides debugging aids and hot-reload capabilities, while production deployments commonly employ additional process management or integration with other ASGI servers to handle concurrency and reliability at scale.

Performance and ecosystem: The framework targets high throughput and modest memory usage by leveraging asynchronous I/O and a lean code path. It seeks interoperability with existing Python tooling and ecosystems, including databases, ORMs, and messaging systems, and is designed to be easy to extend without locking users into a particular stack.

History and community: The project emerged as a community-driven effort to offer a fast, simple server for asynchronous Python applications. Over time, it has attracted contributions from volunteers and users who share best practices and maintain documentation and examples.

See also: Python, ASGI, WSGI, FastAPI, Flask, Django, HTTP servers.