| # | Name | Author | For | Rating | Short description |
|---|
| 21 | Confirmed polearms 1.0 | Topi Linkala | NetHack 3.4.3 | Not rated | Confirms attacks on peaceful monsters when applying a polearm |
| 22 | Confirmed (un)locking + X for twoweaponing 1.0 | Topi Linkala | NetHack 3.4.3 | Not rated | Changes X from explore mode to twoweaponing and allows user to configure (un)locking confirmation |
| 23 | Confirmed untraps 1.0 | Topi Linkala | NetHack 3.4.3 | Not rated | Allows one to bypass the confirmation of untrap attempt on a lone container. |
| 24 | Cosh v1.0 | Malcolm Ryan | NetHack 3.4.3 | Not rated | Changes backstabbing rules and adds a new weapon, the cosh |
| 25 | Crystal ball divination v1.0 | Kenneth Call, Pasi Kallinen | NetHack 3.4.3 | Not rated | Wielding a crystal ball allows you to cast divination spells more efficiently |
| 26 | Curses UTF8 | John McDole | NetHack 3.4.3 | Not rated | Updated Curses GUI patch with UTF8 support |
| 27 | Cutlery v1.0 | L | NetHack 3.4.3 | Not rated | Eating the corpse of a thick-skinned monster requires a blade to be wielded |
| 28 | Datafile Conditionals v1.2 | Pasi Kallinen | NetHack 3.4.2 | Not rated | Implements a subset of C-like preprocessing directives for certain text data files. |
| 29 | Deallocated wielded objects bug fix 1.0 | Patric Mueller | NetHack 3.4.3 | Not rated | Fixes crashes by deallocated wielded objects |
| 30 | Delay option v1.0 | Pasi Kallinen | NetHack 3.4.3 | Not rated | Adds delay-option to set the screen-refresh time |
| 31 | Difficulty Tweaking 1.0 | John H. | NetHack 3.4.3 | Not rated | Three conditional defines for adjusting monster generation |
| 32 | Dinosaur patch | Leonard Richardson | NetHack 3.4.3 | Not rated | The dinosaur patch |
| 33 | docallmenu v1.0 | Pasi Kallinen | NetHack 3.4.3 | Not rated | Make the 'N'-command use a menu. |
| 34 | Don't disclose whether bones were created upon death | ais523 | NetHack 3.4.3 | Not rated | Fixes the NetHack 3.4.3 bug where dying to a mummy, vampire, etc. leaks information. |
| 35 | Don't leave bones on levels which had hangup saves | ais523 | NetHack 3.4.3 | Not rated | Avoids hangup exploits from leaking from one game into another |
| 36 | Drop coin altar 1.0 | Bobby Durrett | NetHack 3.4.3 | Not rated | Minor bug fix to cause gold dropped on altar to stack with gold from dead priest |
| 37 | DSM Cancellation v1.0 | Malcolm Ryan | NetHack 3.4.2 | Not rated | Cancelling dragon scale mail makes it revert to its natural form. |
| 38 | Dull Book v1.0 | Pasi Kallinen | NetHack 3.4.3 | Not rated | Trying to read a dull spellbook usually makes you fall asleep. |
| 39 | Dungeoncolors v1.2 | Pasi Kallinen | NetHack 3.4.3 | Not rated | Allows the user to change the colors of the dungeon features and traps, by setting options in the config file. |
| 40 | Dwarf Class v1.0 | Osku Salerma | NetHack 3.2.1 | Not rated | Adds a new player class, Dwarf. |