As defined by the Eclipse Development Process, the open source projects in Eclipse are guided and co-ordinated by two Councils:
| Chris Aniszczyk | Technology PMC | |
| John Arthorne | Eclipse PMC | |
| Wayne Beaton | Eclipse Foundation | appointed |
| Chuck Bridgham | Webtools PMC | |
| Cedric Brun | OBEO | Strategic Developer |
| Ian Bull | Rt PMC | |
| Stefan Daume | appointed | |
| Rajeev Dayal | Google Inc. | Strategic Developer |
| Neil Hauge | Oracle | Strategic Developer |
| Markus Knauer | Innoopract GmbH | Strategic Developer |
| Stephan Merker | SAP AG | Strategic Developer |
| Ed Merks | Modeling PMC | |
| Mike Milinkovich | Eclipse Foundation | appointed |
| Adrian Mos | Soa PMC | |
| Brian Payton | Datatools PMC | |
| Steffen Pingel | Mylyn PMC | |
| Doug Schaefer | Tools PMC | |
| Markus Tiede | BREDEX GmbH | Strategic Developer |
| David Williams* | IBM | appointed |
| Gary Xue | Birt PMC |
Architecture Council members and the projects they are mentoring.
| Chris Aniszczyk | appointed (2008) | |
| Mentor for: eclipse.incubator.ufacekit, mylyn.docs.intent, rt.rap.incubator, rt.vertx, technology.efxclipse, technology.gef3d, technology.mihini, technology.skalli, technology.sketch, technology.uomo, webtools.java-ee-config, webtools.vjet | ||
| John Arthorne | IBM | appointed (2007) |
| Mentor for: rt.vertx, technology.xwt | ||
| Wayne Beaton | Eclipse Foundation | appointed (2007) |
| Mentor for: locationtech.technology.udig, technology.aether, technology.examples, technology.ide4edu, technology.sisu, tools.damos, tools.tptp | ||
| Boris Bokowski | appointed (2007) | |
| Mentor for: technology.ide4edu | ||
| Nick Boldt | Red Hat, Inc. | appointed (2009) |
| Mentor for: soa.bpmn2-modeler, technology.m2e.m2e-wtp, technology.tycho | ||
| Chuck Bridgham | Webtools PMC | |
| Mentor for: technology.m2e.m2e-wtp | ||
| Cedric Brun | OBEO | Strategic Developer |
| Mentor for: modeling.emf.diffmerge, modeling.emft, modeling.emft.featuremodel, modeling.emft.wazaabi, modeling.gmp.graphiti, modeling.incquery, modeling.m2t, modeling.upr, polarsys.polarsys.3p, rt.apricot, soa.ebam | ||
| Ian Bull | EclipseSource (See Innoopract) | appointed (2012) |
| Mentor for: rt.ebr | ||
| Benjamin Cabe | Sierra Wireless | appointed (2012) |
| Mentor for: locationtech.technology.udig, polarsys.polarsys.3p | ||
| Christian Campo | compeople AG | appointed (2011) |
| David Carver | Intalio Inc. | appointed (2008) |
| Mentor for: soa.bpmnmodeler, soa.ebam, soa.ebpm, tools.pdt.incubator, webtools.vjet | ||
| Linda Chan | Actuate Corporation | appointed (2008) |
| Mentor for: datatools.incubator | ||
| Doug Clarke | Oracle | appointed (2008) |
| Oliver Cole | OC Systems | appointed (2008) |
| Adrian Colyer | SpringSource, Inc | appointed (2007) |
| Naci Dai | eteration A.S. | appointed (2007) |
| Rajeev Dayal | Google Inc. | Strategic Developer |
| John Duimovich | Tools PMC | |
| Mentor for: technology.paho | ||
| Sven Efftinge | itemis AG | Strategic Developer |
| Mentor for: modeling.emft, modeling.emft.emf-store, modeling.m2t, modeling.mdt.etrice | ||
| John Graham | Red Hat, Inc. | appointed (2008) |
| Mentor for: soa.bpmn2-modeler | ||
| Thomas Hallgren | Cloudsmith Inc. | Strategic Developer |
| Neil Hauge | Oracle | appointed (2007) |
| Mentor for: technology.sapphire, webtools.java-ee-config | ||
| Kenn Hussey | appointed (2010) | |
| Mentor for: modeling.mdt.rmf, modeling.sirius, modeling.upr, soa.bpmn2-modeler, technology.xwt | ||
| Mik Kersten | Tasktop | appointed (2007) |
| Mentor for: mylyn.context.mft, mylyn.docs.intent, mylyn.reviews.r4e, technology.aether, technology.sisu | ||
| Markus Knauer | Innoopract GmbH | appointed (2008) |
| Mentor for: rt.rap.incubator | ||
| Jochen Krause | Innoopract GmbH | Strategic Developer |
| Mentor for: soa.swordfish | ||
| Wenfeng Li | Birt PMC | |
| Achim Loerke | BREDEX GmbH | Strategic Developer |
| Ed Merks | appointed (2007) | |
| Mentor for: modeling.emf-parsley, modeling.emf.diffmerge, modeling.emft, modeling.emft.emf-client, modeling.emft.emf-store, modeling.emft.wazaabi, modeling.fmc, modeling.incquery, modeling.mdt.etrice, modeling.mdt.rmf, modeling.sirius, modeling.tmf, soa.bpmn2-modeler, technology.gef3d, technology.imp | ||
| Mike Milinkovich | Eclipse Foundation | appointed (2006) |
| Mentor for: eclipse.e4 | ||
| Kim Moir | appointed (2010) | |
| Adrian Mos | Soa PMC | |
| Philippe Mulet | IBM | appointed (2007) |
| Ingo Muschenetz | appointed (2007) | |
| Steve Northover | Oracle | appointed (2007) |
| Martin Oberhuber* | Wind River | appointed (2007) |
| Mentor for: technology.mihini, technology.rtsc, tools.damos | ||
| Andrew Overholt | appointed (2007) | |
| Brian Payton | Datatools PMC | |
| Steffen Pingel | Mylyn PMC | |
| Mentor for: mylyn.context.mft, mylyn.reviews.r4e | ||
| Mary Ruddy | Social Physics | appointed (2007) |
| Doug Schaefer | Research In Motion | appointed (2007) |
| Michael Scharf | appointed (2007) | |
| Thomas Schindl | BestSolution | appointed (2008) |
| Mentor for: modeling.emft.emf-client, technology.efxclipse, technology.sapphire | ||
| Eike Stepper | appointed (2012) | |
| Mentor for: modeling.emf-parsley, modeling.fmc | ||
| Krum Tsvetkov | SAP AG | Strategic Developer |
| Gunnar Wagenknecht | Technology PMC | |
| Mentor for: technology.uomo | ||
| Thomas Watson | IBM | appointed (2008) |
| Mentor for: rt.ebr | ||
| David Williams | IBM | appointed (2007) |
| Mentor for: technology.paho, tools.edt, webtools.incubator | ||
| Mike Wilson | IBM | appointed (2007) |
| Gary Xue | Actuate Corporation | appointed (2007) |
| Mentor for: rt.apricot | ||
* chair