r/FastAPI is a subreddit with 34k members. The community frequently discusses fastapi, api, python, deployment, and authentication, and they frequently recommend/review framework and vps, and the most common flair used is feedback request, pip package, tutorial, and question.
FastAPI is a truly ASGI, async, cutting edge framework written in python 3.
Popular Topics in r/FastAPI
#1
Fastapi
195 posts
#2
Api
55 posts
#3
Python
37 posts
#4
Deployment
15 posts
#5
Authentication
12 posts
#6
Architecture
12 posts
#7
Ai
12 posts
#8
Database
11 posts
#9
Async
10 posts
#10
React
7 posts
Products Discussed in r/FastAPI
Flair Used in r/FastAPI
#1
feedback request
: "Introducing Chanx-Kit, a mini WebSocket framework for FastAPI (Django Channels and other ASGI apps too)"
4 posts
#2
pip package
: "Python architecture tests: ArchUnit but for Python"
4 posts
#3
Tutorial
: "FastAPI Interactive Tutorials: the browser-only course now runs real WebSockets in WebAssembly, has a VS Code-style workspace, syncs your progress, and issues a certificate when you finish a track (61 lessons, no install)"
3 posts
#4
Question
: "Common mistakes devs make when starting with FastAPI, and the fastest path to learning it"
3 posts
Member Growth in r/FastAPI
Yearly
+10k members(40.5%)
Similar Subreddits to r/FastAPI
r/Airtable
19k members
24.7% / yr
r/Backend
69k members
143.1% / yr
r/django
166k members
8.4% / yr
r/djangolearning
32k members
13.9% / yr
r/DuckDB
5k members
106.5% / yr
r/flask
93k members
3.5% / yr
r/nextjs
175k members
20.5% / yr
r/prismaorm
482 members
21.1% / yr
r/softwarearchitecture
118k members
50.2% / yr
r/typescript
186k members
13.4% / yr
About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/FastAPI, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: September 21, 2026