| File | Purpose | Source Size | Object Size |
| (a) | |||
| /include/openrj/openrj.h | Main include file | 28,116 | — |
| /include/openrj/openrj_memory.h | Custom memory functions | 3,389 | — |
| /include/openrj/openrj_assert.h | Assertions | 3,282 | — |
| /src/orjapi.c | Main implementation | 36,956 | 7,525 |
| /src/orjmem.c | Custom memory functions | 3,319 | 443 |
| /src/orjstr.c | Error strings | 5,927 | 1,209 |
| (b) | |||
| std/openrj.d | Main mapping implementation | 17,194 | 7,743 |
| std/c/openrj.d | C library interface file | 12,596 | 338 |
| Total | 110,779 | 17,258 |