Meteor Alternatives

Web2py is a free and open-source web application framework written Python. With Web2py, developers can build dynamic applications with ease. The framework ships with "batteries included" for fast multi-threaded web server, SQL database and web-based interface. Web2py also ships with a web-based IDE that can be used to manage your application using your browser. A single instance can also run multiple web applications using different databases. Web2py free of charge under the LGPLv3 License.

Koa is a free and open-source, expressive HTTP middleware framework for Node.js. Koa provides a great developer experience that makes writing web applications and APIs more enjoyable. Koa's middleware stack flows in a stack-like manner, allowing you to perform actions downstream then filter and manipulate the response upstream. Only methods that are common to nearly all HTTP servers are integrated directly into Koa's small codebase. This includes things like content negotiation, normalization of node inconsistencies, redirection, and a few others.

CodeIgniter is a powerful PHP framework with an extremly small footpring. The framework is built from the ground up to aid developers that want to build structured, secure and scalable web applications written in PHP. CodeIgniter is designed and developed at EllisLab and released as free and open source software under the MIT License.

Next.js is a free an open-source JavaScript framework for building production grade React web applications that scale. World's leading companies use the framework to buil both static and dynamic websites and web applications.

AdonisJS is a Node.js web framework designed for building micro-services with JavaScript and Typescript. The framework provides an elegant syntax and and the tools that gives developers the confidence to build structured projects at scale. AdonisJS also includes its own ORM called Lucid, which is an implementation of Active Record, written in JavaScript. The framework will make anyone coming from Laravel or Ruby on Rails to feel right at home in the JavaScript eco-system.

A modern, fast and highly-performant web framework written in Python. With FastAPI developers can quickly build APIs with performance on par with Node.js and Go thanks to Starlette and Pydantic.

The Falcon Web Framework is a free and open-source application framework written in Python.

Bottle is a fast, simple and lightweight WSGI micro web-framework for Python. The framework can be used to create lean web applications with Python 2.7 and 3.x. Bottle is distributed as a single file module with no additional dependencies which makes it really easy to get started and later in the development-stage to manage.

Flask is a micro framework framework written in Python that can be used to build APIs, web services and web applications. Flask is designed from the bottom up to be extremely minimal and easy to use, where your whole application can fit into one single Python file. The framework includes no database abstraction layer, form validation, or any other components, by design. However pre-existing third-party libraries provide common functionality needed to build production ready applications and services.

Symfony is a reusable set of standalone, decoupled and cohesive PHP components that solve common web development problems. Instead of using these low-level components, you can use the ready-to-be-used Symfony full-stack web framework, which is based on these components, or you can create your very own framework. Symfony is released as a free and open source framework under the MIT License.

A framework designed to make it easy to build web applications with Java & Scala.  The Play Framework is is based on a lightweight, stateless, web-friendly architecture that follows a model-view-controller (MVC) pattern. While providing predictable and minimal resource consumption (CPU, memory, threads) suitable for highly-scalable applications.  Play is written in Scala and can be used for all programming languages that can be compiled into JVM bytecode.