| It Will All End at Fourteen! by Kathryn DiPippo |
| It is Not in Heaven by Zach Hauptman, Sharone Horowit-Hendler and Dybbuk |
| It's Everybody's War by Michela Aschan, Natalie Curd, Kevin Jacklin, Heidi Kaye, Sue Lee and Alison Rider-Hill |
| It's Just a Stage by Karolina So?tys and Mo Holkar |
| It's Nothing |
| It's Raining on Miskatonic Valley Prom Night |
| JUGGERNAUT by Jason Morningstar |
| Jamais Vu |
| James Potter and the Legacy of Hogwarts by Rei and Hanbury Hampden-Turner |
| Jane Austen's "Emma" by Malcolm Harbrow |
| Japan Before Time |
| Jaw of Victory by Abigail Estes |
| Jeepform Sampler by GMs: Lizzie Stark & Emily Boss |
| Jewel Warriors |
| Journey Into The Weird |
| Jubilee by Jamey Patten |
| Judgement of Solomon |
| Julia's Lost Treasure |
| Just a Little Lovin' |
| Justice and Nemesis by nik crombie |
| K300: Nyet SOS! by Mike Young and Moira Parham |
| Keep it in the Family by Mo Holkar |
| Kessel 512 |
| Kin is less than kind by Sophie Melchior |
| Kind Friends Together by Cynthia Wakefield/Cooper and Cynthia Wakefield/Cooper |
| Kindling by Natasha Borders, Jeff Steele and Benji Michalek |
| King's Carnival by Carol Young, Nick "Nick" Milano and Jeremey "Jeremey" Arnold |
| King's Fete by Kevin Piala |
| Kingdom Come |
| Kingsford School of Witchcraft by Katey Fenwick |
| Kingsword by Brian Richburg and Alison Joy Schafer |
| Kirby High Golden Jubilee by Jenni Sands and Paul Wilson |
| Klingon Group Therapy |
| Krazny Oktyabr |
| Krieg |
| L'Ancien Regime |
| L'Enfer, C'est Les Autres |
| L5 |
| LARP at a Funeral by Ellen Boucher and Jenni Sands |
| LARPers Anonymous AKA Slot Zero Bitchfest by Mik Reed, Margaret Simkins, Drew Novick and David Cave |