https://www.selectstar.com/ - Set up your automated data catalog in just 15 minutes, and receive column-level lineage, Entity Relationship (ER) diagram https://www.stemma.ai/ - automated data catalogs https://datahub.io/ - open data platforms, enterprise data catalogs, data lakes and data management. https://www.alation.com/ - Data Catalog
Mazur's SQL Style Guide https://github.com/mattm/sql-style-guide
SQL Guidelines https://gist.github.com/fredbenenson/7bb92718e19138c20591
Brooklyn Data Co. SQL style guide https://github.com/brooklyn-data/co/blob/main/sql_style_guide.md
dbt Style Guide https://github.com/dbt-labs/corp/blob/main/dbt_style_guide.md
SQL Style Guide https://about.gitlab.com/handbook/business-technology/data-team/platform/sql-style-guide/