I usually don't just write an article about content. However, while working on a series of articles about PG monitoring, I found this:

https://github.com/dhamaniasad/awesome-postgres (8.9K stars): A curated list of awesome PostgreSQL software, libraries, tools and resources.

https://github.com/mgramin/awesome-db-tools (3K stars): Here we will collect information about awesome useful and awesome experimental tools that simplify working with databases for DBA, DevOps, Developers and mere mortals.

and also http://shlomi-noach.github.io/awesome-mysql/

Content:

• Awesome Postgres

  • High-Availability

  • Backups

  • GUI

  • Distributions

  • CLI

  • Server

  • Monitoring

  • Extensions

  • Optimization

  • Utilities

  • Language bindings

  • PaaS (PostgreSQL as a Service)

  • Docker images

• Resources

  • Tutorials

  • Blogs

  • Articles

  • Documentation

  • Newsletters

  • Videos

  • Community

  • Roadmaps