| Lunar Base 1, by Michael Wayne Phipps Jr. Average member rating: Two astronauts set out to settle America's first lunar base in the year 2080. You are one of them. |
| Lurid Dreams, by Torgrim Mellum Stene Average member rating: A musty old tome with a strange text on self-hypnosis sends our protagonist into a lucid dream searching for answers. But the dream has an agenda of its own. |
| The Lurking Horror II: The Lurkening, by Ryan Veeder Average member rating: An unauthorized sequel to the Infocom classic, written for the 2018 MIT Mystery Hunt. |
| The Lurking Horror, by Dave Lebling Average member rating: A winter night at the G.U.E. tech campus with most students away on vacation serves as the backdrop for this tale of Lovecraftian horror. |
| Lux, by Agnieszka Trzaska Average member rating: You wander around in darkness – even though the lights are on. Sandra is the only one to survive a mysterious attack on a deep space mining station. She is alive, but has lost her vision. Now Sandra must... |
| Lydia's Heart, by Jim Aikin Average member rating: "Lydia's Heart" is a large, complex game with a serious tone and seven or eight NPCs you can converse with. The genre is low-key horror: There's almost no actual blood, but there are several ways to die in a... |
| The Magpie Takes the Train, by Mathbrush Average member rating: A millionaire guards a fabulous ruby in her private train car. Countless thieves have failed to steal it. But they weren't the Magpie! |
| Mammal, by Joey Jones Average member rating: The lizards have taken over. You, a lowly human slave, are tasked with eradicating all mammalian traces from the Don Quixote Memorial Museum. (Written for the Apollo 18+20 tribute album project.) |
| Manna, by Sam Kabo Ashwell Average member rating: |
| The Manor at Whitby, by L. E. Hall Average member rating: Visiting your British relations for the first time, you discover the secrets of the strange ancestral manor. |