| # | Name | Author | For | Rating | Short description |
|---|
| 21 | Cow v1.0 | Scott D. Hammack | NetHack 3.3.0 | 100% | Adds a new monster, cow, and a new special room full of cows. |
| 22 | Highlight Danger v1.0 | Jim Crawford | NetHack 3.3.0 | 20% | Hilight pertinent information on the bottom line (when you're sick or starving, or when your hit points get dangerously low). |
| 23 | Pizza Delivery v1.0 | Jim Crawford | NetHack 3.3.0 | Not rated | This patch adds two items to the game: the cell phone, and the pizza. |
| 24 | HitPointBar v1.0 | mrq | NetHack 3.3.1 | 90% | The background behind the player name and class is now a bar representing how many hit points you have left. |
| 25 | Lethe patch 1.2.01 | Michael Clarke | NetHack 3.3.1 | 60% | The Lethe patch against NetHack 3.3.1 |
| 26 | New Speed System v1.0 | Michael Hedera | NetHack 3.3.1 | Not rated | Improved speed system |
| 27 | Orb of Light v1.0 | Scott Bigham | NetHack 3.3.1 | Not rated | Adds the new object "orb of light" |
| 28 | Scroll of Flood v4 | Crystal | NetHack 3.3.1 | 72% | Adds a new item, scroll of flood |
| 29 | Spore Colony v1.0 | Michael Hedera | NetHack 3.3.1 | 90% | Adds a new type of special room that contains gas spores |
| 30 | Autocomplete Enhancement v1.0 | Sam Dennis | NetHack 3.4.0 | Not rated | Extended command autocompletes a little bit more intelligently. |
| 31 | Dragon Hoard | Jordan DeLong | NetHack 3.4.0 | 86% | Sitting on gold when polymorphed into a dragon gives a message |
| 32 | Dungeon Growths v1.0 | Pasi Kallinen | NetHack 3.4.0 | 80% | Makes the dungeons feel a bit more living. |
| 33 | Fire Pit v1.0 | Pasi Kallinen | NetHack 3.4.0 | Not rated | Adds a new type of special room, with pools of lava, pits, some stones, and fiery monsters. |
| 34 | Hero Race v1.0 | Jukka Lahtinen | NetHack 3.4.0 | 30% | Enables displaying the player with the race-specific symbol (dwarf, gnome, orc) instead of always using the symbol for humans. |
| 35 | Mirror of Entrapment v0.5 | Malcolm Ryan | NetHack 3.4.0 | Not rated | Adds a new object, "mirror of entrapment", which can suck in monsters. |
| 36 | Portable Hole v1.0 | Malcolm Ryan | NetHack 3.4.0 | 76% | Hole traps can be disarmed while hallucinating, producing portable holes. |
| 37 | Randomized Aligned Athame Artifacts v1.0 | Locklear | NetHack 3.4.0 | 50% | Adds three new athame artifacts, one for each alignment |
| 38 | Statue Contents v1.0 | Jukka Lahtinen | NetHack 3.4.0 | Not rated | Show the contents of carried statues when the game ends. |
| 39 | Torch v1.0 | Malcolm Ryan | NetHack 3.4.0 | Not rated | Adds a new weapon/light-source, the torch. |
| 40 | Whetstone v1.0 | Pasi Kallinen | NetHack 3.4.0 | 80% | Adds a new item, whetstone. |