| Site | Source | Description |
|---|---|---|
| smallkirby.com |  | This site. HP of smallkirby. |
| Writing Hypervisor in Zig | | Writing Type-1 Hypervisor in Zig from scratch. Blog series in Japanese. |
| workman | | History of my practice to use Workman keyboard layout. |
| WYWIWYA | | Markdown diary service. |
| P3LAND | | Leraning platform for pwn. |
| Tasks | | Task management service. |
| Old HP | | My old portfolio site. |