| Name | Project | Active date |
|---|---|---|
| Ted Habeck | technology | January 28, 2004 |
| Thomas Hallgren | eclipse.equinox | December 10, 2009 |
| Thomas Hallgren | modeling.emft.b3 | November 19, 2009 |
| Thomas Hallgren | rt.equinox.incubator | December 14, 2009 |
| Thomas Hallgren | rt.equinox.website | December 14, 2009 |
| Thomas Hallgren | technology.dash | July 16, 2007 |
| Thomas Hallgren | technology.packaging.mpc | March 10, 2010 |
| Thomas Hallgren | tools.buckminster | February 5, 2008 |
| Tim Hanson | eclipse | February 2, 2007 |
| Tim Hanson | eclipse.jdt | May 4, 2005 |
| Thiago Henrique Hüpner | ee4j.piranha | July 29, 2025 |
| Théo Giraudet | modeling.sirius | April 13, 2026 |
| Theresa Hilger | automotive.tractusx | October 20, 2025 |
| John Horsley | technology.tsf | May 22, 2026 |
| Sebastian Scherer | automotive.tractusx | February 13, 2023 |
| Thibault Allenet | technology.aidge | May 24, 2023 |
| Thien Nguyen | science.xacc | November 15, 2021 |