Xianghu Zhao xianghuzhao

## OpenSourceBaas.md

      
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              December 5, 2025 02:13
            
              
                List of open source, self hosted BaaS - Backend as a service
              
          
    Backend as a Service

Supabase - ~52K stars


Designed explicitly as an open source firebase alternative
Typescript based
Docker support

Appwrite - ~32K stars


Written in JavaScript and PHP
Docker based
Realtime support across all services


## gunicorn_callbacks_for_worker_id.py
import os


def on_starting(server):
    """
    Attach a set of IDs that can be temporarily re-used.

    Used on reloads when each worker exists twice.
    """
    server._worker_id_overload = set()
	import os


	def on_starting(server):
	"""
	Attach a set of IDs that can be temporarily re-used.

	Used on reloads when each worker exists twice.
	"""
	server._worker_id_overload = set()