How can I alter node markup from a custom module (not theme)?
109129
Override theme template from module without implementing a theme
93826
How can I include custom post types on a tag page?
62978
Customizing Output of Views Block
67542
Remove width and height from img tag in Drupal output (for certain content type)
77965
Can I make a custom node from a group and have that available in other projects?
63957
Drupal 8 create a template override for a view block within a custom module
118729
How to saveHTML of DOMDocument without HTML wrapper?
82996
How to customize the xmlsitemap?
63440
How do I load custom scripts and styles for a page?
34122
How to tell Drupal to look for templates in module directory?
1884
How can I convert a node made material into an image texture?
53138
How to add/remove links to existing or new nodes using Python?
60138
Update node revision programmatly
8724
How do I use an NBT editor to modify item properties?
126589
How to hide blocks based on content type or for specific nodes?
20759
Using custom HTML Tags
149713
How to properly manage field types for a content type created by a module?