Total number of things you’ll find documented here…
| Content type | WordPress core | wp-a2z.org |
|---|---|---|
| Plugins | 1 | 3 |
| Themes | 0 | 5 |
| Blocks | 65 – See Core-blocks | 0 |
| Shortcodes | 7 | 7 |
| APIs | 5838 | 10011 |
| Files | 509 | 1765 |
| Classes | 261 | 2433 |
| Hooks | 2017 | 3749 |
WordPress a2z
WordPress Dynamic API Reference