53. HM-Related-PostsRelated Posts (from HM Core) + Meta box for manually overriding dynamic selected posts.
55. asset-loaderPHP utilities for WordPress to aid including dynamic Webpack-generated assets in themes or plugins.
56. BackdropBackdrop is a simple library that does one thing: allows you to run one-off tasks in the background.
59. wp-flagsFlags: WordPress admin-controlled user-based feature flags