Mods / challenge

• DDark Oceanby ThijsYou arrived at a deep ocean facility. Destroy the facility.. or die. Update april '23: nmo_darkocean_r5: Fix a few major bugs, and many minor ones. Update Halloween '22: Fixed a whole list of bugs and added further optimization. Added secret area Made another secret easier to find (no one was fin...4.4k downloadsupdated 4 y ago
• TTower of Babelby Major TiddysA month before the outbreak began, the population of a remote village in had vanished. Soldiers occupying the territory were unable to find them, but instead located a structure several miles away in the middle of the forest. A scout party was arranged to investigate its mysterious appearance, bu...3.6k downloadsupdated 6 y ago
• VVolleyball - Team PvPby LʯnreϟVolleyball - Team PvP A simple but deadly volleyball match to challenge random people, throw grenades at opposite players and help your teammates reach victory! >>> Subscribing automatically update & place this map in: ...\steam\steamapps\workshop\content\... NMO español (Drive): Features: - Stad...1.4k downloadsupdated 8 y ago
• AArtificial Grass (SoccerMod)by LʯnreϟEx Soccer 2020 / Mini-Game Take the challenge and beat your friends in a classic football match! Map ported from CSGO >>> Subscribing automatically update & place this map in: ...\steam\steamapps\workshop\content\... Features: - Medium size indoor field - 4vs4 - Football with vphysics - Special c...997 downloadsupdated 4 y ago
• TThe Economy Must Liveby MerzarimeWhen there is money left on earth, the economy shall continue. Just because shops aren't staffed, it doesn't mean the stuffs are free! Features This mutator spawns money and credit card, as well as adding optional pay-walls to certain elements of the game. If you see an item laying on the floor w...430 downloadsupdated 6 mo ago
• [[MAP] anxiety_challengeby 76561198985824304map:nmo_anxiety_challenge_v3 全图约:5600杀 警告：这张图原本是挑战活动专用的，不保证一定能通关，而且会刷新大量僵尸，容易造成卡顿与服务器崩溃 地图难度非常之高，包括堆僵尸，精英怪，跳刀，不建议大部分玩家游玩 感谢所有贡献者对地图的测试与挑战，致敬所有敢于吃史的人 超级地图，献给地满玩家的毕业证明 . Total kills: approximately 5,600. Warning: This map was originally designed for challenge events only. There is no guarantee that...128 downloadsupdated 3 mo ago
• BBASE_jumpingby 76561198862766481This map is designed for single-player! In it, you must fall down without crashing into obstacles along the way — a kind of challenge. Base jumping without a parachute.123 downloadsupdated 10 mo ago
• [[MAP] underground_challengeby 76561198985824304map:nmo_underground_challenge_v3 全图约:5500杀 警告：这张图原本是挑战活动专用的，不保证一定能通关，而且会刷新大量僵尸，容易造成卡顿与服务器崩溃 地图难度非常之高，包括堆僵尸，精英怪，跑酷，不建议大部分玩家游玩 感谢所有贡献者对地图的测试与挑战，致敬所有敢于吃史的人 超级地图，献给地满玩家的毕业证明 . Total kills: approximately 5,500. Warning: This map was originally designed for challenge events only. There is no guarantee...123 downloadsupdated 3 mo ago

8 challenge mods, most downloaded first. Each one has its own page here with what it needs to run and where its author publishes it; the files themselves stay with the author and are never re-hosted on this site.