Python
- https://strftime.org/ - Python’s strftime directives
Django
-
https://ccbv.co.uk/ - Detailed descriptions for each of Django’s class-based generic views
-
https://www.cdrf.co/ - Detailed descriptions for each of Django REST Framework’s class-based views and serializers
Postgres
- https://pgxn.org/ - Central distribution system for open-source PostgreSQL extension libraries
Code search
- https://grep.app/ - Search across a half million git repos
Web development
-
https://ssl-config.mozilla.org/ - SSL Configuration Generator
Open source
Shell
Tools
- https://www.mail-tester.com/ - Test the Spammyness of your Emails
Frontend
-
https://www.svgrepo.com/ - Over 300.000+ SVG Vectors and Icons
-
https://dohliam.github.io/dropin-minimal-css/ - An overview of barebones drop-in minimal CSS boilerplate frameworks