| X-Mas Ludo | (small) |
| X-Maze | (small) |
| X-Out (128k) | (small) |
| Xadom | (small) |
| Xanagrams | (small) |
| Xanthius | (small) |
| Xarax | (small) |
| Xarax (Spanish) | (small) |
| Xarq | (small) |
| Xavior | (small) |
| Xcel | (small) |
| Xecutor | (small) |
| Xen | (small) |
| Xeno | (small) |
| Xeno 2 | (small) |
| Xenon | (small) |
| Xenon | (small) |
| Xenophobe | (small) |
| Xevious | (small) |
| XIV Beogradska Gimnazija | (small) |
| Xonix | (small) |
| Xor (128k) | (small) |
| Xor 128 (128k) | (small) |
| Xor 48 | (small) |
| Xtroth - The Adventure | (small) |
| Xybots (128k) | (small) |