swap_horiz Tornado Alternatives

1

Flask

Flask is a lightweight Python web framework offering flexibility and control through its minimalistic core, allowing dev...

API Python Web Backend

8.9 Great

2

Starlette

Starlette is a lightweight ASGI framework for Python, designed for building asynchronous web applications and APIs with...

Async Python Backend Current

8.6 Great

3

Ktor

Ktor is a Kotlin-based asynchronous framework for building connected applications—web servers, APIs, and clients—that pr...

Async Kotlin Web Jetbrains

8.3 Great

4

AIOHTTP

aiohttp is an asynchronous Python 3 web framework built on top of asyncio, enabling developers to create high-performanc...

API Async Python Backend

8.3 Great

5

Mojolicious

Mojolicious is a Perl web application framework emphasizing speed and concurrency through its event-driven architecture...

Websocket Realtime Backend Perl

8.2 Great

6

hapi

Hapi is an open-source Node.js framework focused on building applications with emphasis on configuration, extensibility,...

Server API Javascript Backend

8.1 Great

7

Falcon

Falcon is a modular, open-source framework developed by Red Hat for building event-driven microservices and cloud-native...

Performance API Python Backend

7.9 Good

8

Drogon

Drogon is an open-source Python framework designed for building and deploying large language model applications with fea...

Performance Async Cpp Web

7.8 Good

9

Sanic

Sanic is a Python 3.7+ web framework that utilizes asyncio for building fast, asynchronous APIs and web applications, pr...

API Async Python Backend

7.7 Good

10

Quart

Quart is a Python web framework built on top of the ASGI standard, combining Pyramid's flexibility with coroutines for a...

Async Python Asgi Flask Like

7.7 Good

11

Pyramid

Pyramid is a Python web framework prioritizing flexibility and scalability, offering components for database access, tem...

Flexible API Python Web

7.6 Good

12

Hyperf

Hyperf is a high-performance PHP web framework built on the non-blocking ZEO event loop, aiming for speed and efficiency...

Async PHP Backend Microservices

7.4 Good

13

Oat++

Oat++ is a header-only C++ library designed for creating and running fuzz tests by automatically generating test cases b...

API Async Cpp Backend

7.4 Good

14

CherryPy

CherryPy is a Python web framework that enables developers to quickly build and deploy web applications and APIs with mi...

Legacy Python Minimal Backend

7.3 Good

15

Bottle

Bottle is a lightweight Python web framework geared towards simplicity and rapid development, offering built-in routing...

API Single File Python Backend

7.2 Good

16

Zope

Zope is an open-source Python-based web application framework known for its data-driven design and ability to manage con...

Legacy CMS Python Backend

7.2 Good

17

TurboGears

TurboGears is a Python web framework built on Pyramid, offering rapid development through its ORM, templating engine, an...

Legacy Python MVC Backend

7.1 Good

18

BlackSheep

BlackSheep is a free and open-source PHP framework built on Swoole, enabling developers to create high-performance web a...

API Async Python Backend

7.0 Good

19

Robyn

Robyn is an open-source monitoring framework built on YAML configuration and GraphQL APIs, designed for visualizing time...

API Rust Async Python

6.9 Fair

20

CubicWeb

CubicWeb is an open-source web framework enabling the creation of highly interconnected data-driven applications and web...

Python Database Semantic Backend

6.6 Fair