Speakers
| L Root (1) | Lakshman Prasad (1) | Larry Hastings (4) | Lars Yencken (1) |
| Laurens Van Houtven (2) | Laurent Gautier (1) | Leigh Honeywell (1) | Lennart Regebro (1) |
| Leonardo Almeida (1) | Leonardo Rochael (1) | Lorenzo Mancini (3) | Louis Ehwerhemuepha (1) |
| Louis Goessling (1) | Luciano Ramalho (3) | Luiz Irber (2) | Lukas Blakk (1) |
| Lukáš Linhart (1) | Luke Cawood (1) | Luke Gotszling (1) | Luke Lee (1) |
| Luke Schantz (1) | Luke Sneeringer (5) | Lutz Mende (1) | Lynn Root (1) |