| Name | Project | Active date |
|---|---|---|
| Luca Rossato | soa.mangrove | April 6, 2010 |
| Leonardo Rossetti | automotive.autosd | September 19, 2025 |
| Leonardo Rossetti | automotive.bluechi | February 14, 2024 |
| Leonardo Rossetti | automotive.score | December 9, 2025 |
| Lisa Ruff | asciidoc.asciidoc-lang | July 28, 2020 |
| Lahiru Sandakith | webtools | July 26, 2007 |
| Lahiru Sandakith | webtools.webservices | November 23, 2007 |
| Leif Sandström | iot.wakaama | April 27, 2021 |
| Leo Sauermann | rt.smila | February 24, 2009 |
| Lisa Schneider | iot.tangleid | May 7, 2020 |
| Lisa Schneider | iot.tanglemktplaces | May 7, 2020 |
| Lionel Seinturier | soa.sca | June 11, 2009 |
| Laknath Semage | webtools.incubator | October 27, 2008 |
| Lakshmi P Shanmugam | eclipse.platform | December 10, 2009 |
| Lakshmi P Shanmugam | eclipse.platform.swt | December 10, 2009 |
| Lakshmi P Shanmugam | technology.simrel | October 16, 2023 |
| laurent soulier | technology.aidge | May 24, 2023 |
| Laurent SPAGGIARI | polarsys.b612 | November 3, 2016 |
| Levi Starrett | modeling.papyrus-xtuml | July 5, 2016 |