| # | Name | Author | For | Rating | Short description |
|---|
| 1 | 64bit 1.0.16 | Clive Crous | NetHack 3.4.3 | Not rated | Fixes NetHack for 64bit |
| 2 | Acid dropping bug fix 1.0 | Patric Mueller | NetHack 3.4.3 | Not rated | Fixes random crashes when acid drops into water |
| 3 | A cryptographically secure PRNG | Mikko Juola | NetHack 3.4.3 | Not rated | Replaces the PRNG used in NetHack with cryptographically secure algorithms. |
| 4 | Additional Item Categories v5.2 | Stanislav Traykov | NetHack 3.4.3 | Not rated | Adds one or more additional item categories for selection in drop/put_in/take_out menus. |
| 5 | Add "justmove" option 1 | Eric Herman | NetHack 3.4.3 | 80% | Add "just move" option; no more typing 'm' between each move keystroke |
| 6 | Advent calendar v1.0 | Patric Mueller | NetHack 3.4.3 | Not rated | Implements an in-game advent calendar as a new special level |
| 7 | Alt as Meta-key with recent terminal emulators 0.1 | Plagman | NetHack 3.4.3 | Not rated | This patch fixes the tty input code to recognize Esc as the Meta-key, allowing to use Alt for extended commands |
| 8 | Alternate Scoring v2 | Michael Lehotay | NetHack 3.4.3 | Not rated | Places a limit on the score you can get for killing monsters. |
| 9 | Animal Handling 1.0 | Malcolm Ryan | NetHack 3.4.3 | Not rated | Calm hostile animals by chatting to them. |
| 10 | Anti-Farming/Camping v1.0 | Eric | NetHack 3.4.3 | 48% | Makes pudding-farming and altar-camping more difficult. |
| 11 | AoY Container v1.0 | Topi Linkala | NetHack 3.4.3 | 52% | Allows the insertion of Amulet of Yendor, Candelabrum of Invocation, Bell of Opening and Book of Dead into a container. |
| 12 | Arkenstone v1.0 | Aardvark Joe | NetHack 3.4.3 | Not rated | Adds a new artifact: the Arkenstone |
| 13 | Army AI 0.1 | Bent Dalager | NetHack 3.4.3 | Not rated | Makes Yendorian Army soldiers slightly more clever |
| 14 | Artifact Crysknife, Shai-hulud v1.0 | Don Laursen | NetHack 3.4.1 | 80% | Adds a new object, an artifact crysknife called "Shai-hulud" |
| 15 | Ask Order v0.01 | Pasi Kallinen | NetHack 3.4.3 | Not rated | Allows the user to define in which order NetHack asks the character creation questions. |
| 16 | Assorted YAFMs 1.0 | Adam Borowski | NetHack 3.4.3 | 100% | A bunch of random YAFMs |
| 17 | Astral call bug fix 1.0 | Patric Mueller | NetHack 3.4.3 | 100% | fixing the Astral call bug by randomizing the name of the God |
| 18 | Astral Escape v0.3 | Chi | NetHack 3.4.1 | 66% | Allows player to escape from the Astral Plane without ascending |
| 19 | Autocomplete Enhancement v1.0 | Sam Dennis | NetHack 3.4.0 | Not rated | Extended command autocompletes a little bit more intelligently. |
| 20 | Autoconf 20090217 | Patric Mueller | NetHack 3.4.3 | Not rated | Autoconf configuration and compilation |