Contribution Guidelines

Please, keep it on topic, no general vc-funded startups, freelancing, etc.

Adding to this list

Please ensure your pull request adheres to the following guidelines:

No self-promotion.
Keep the structure and try to add a description to the resource.
Search previous suggestions before making a new one, as yours may be a duplicate.
Make an individual pull request for each suggestion.
Use title-casing (AP style).
Use the following format: [List Name](link)
Link additions should be added to the bottom of the relevant category.
New categories or improvements to the existing categorization are welcome.
Check your spelling and grammar.
The pull request and commit should have a useful title.
The body of your commit message should contain a link to the repository.