As heroku has removed its free tier, you can opt for following sites depending on your needs. All sites mentioned below have free tier without CC
Free Database Hosting platforms:
> redis.com [Free redis db]
> mongodb.com [Free mongo db] *recommended
> elephantsql.com [Free postgress sql db]
> multiple websites for mysql
> railway.app [Free redis, mongo and postgress db] *recommended at development stage
> render.com [Free redis, mongo and postgress db] *recommended
Free NodeJS Hosting platforms:
> cyclic.sh [Max API requests 100,000/month per app]
> cloudflare.com [Max API requests 1200 requests per five minutes]
> render.com [Max 750 hr uptime]
> replit.com
Free Python Flask Rest API Hosting platforms:
> pythonanywhere.com [For testing only]
> replit.com
Free Dockerfile Hosting platforms:
> railway.app [500hrs uptime]
> mogenius.com [No limit on uptime, bad for development process, bad UI]
> Docker Desktop [Local Hosting]
> Github education pack
> okteto.com
Free options Requiring Credit Card details:
> Microsoft Azure
> AWS
> Google Cloud Platform
Note: There are multiple more sites, just search what you need first, instead of asking others.
~@SOME1_HING
Free Database Hosting platforms:
> redis.com [Free redis db]
> mongodb.com [Free mongo db] *recommended
> elephantsql.com [Free postgress sql db]
> multiple websites for mysql
> railway.app [Free redis, mongo and postgress db] *recommended at development stage
> render.com [Free redis, mongo and postgress db] *recommended
Free NodeJS Hosting platforms:
> cyclic.sh [Max API requests 100,000/month per app]
> cloudflare.com [Max API requests 1200 requests per five minutes]
> render.com [Max 750 hr uptime]
> replit.com
Free Python Flask Rest API Hosting platforms:
> pythonanywhere.com [For testing only]
> replit.com
Free Dockerfile Hosting platforms:
> railway.app [500hrs uptime]
> mogenius.com [No limit on uptime, bad for development process, bad UI]
> Docker Desktop [Local Hosting]
> Github education pack
> okteto.com
Free options Requiring Credit Card details:
> Microsoft Azure
> AWS
> Google Cloud Platform
Note: There are multiple more sites, just search what you need first, instead of asking others.
~@SOME1_HING