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If you are a port maintainer and want to change/add information to this page, but don't have access (unfortunately, only OpenJDK group members do), please drop me a mail at <thomas dot stuefe at sap dot com>


WhatName, Census name, mailNotes
aarch64

Andrew Haley (Red Hat), aph <aph at redhat dot com>

Andrew Dinn (Red Hat), adinn, <adinn at redhat dot com>

Nick Gasson (ARM), ngasson

Monica Beckwith (Microsoft), mbeckwit 

Nick Gasson

(

ARM

Windows)

, ngasson

Vladimir Kempik <vkempik at jetbrains dot

com>

com> (MacOs)

Anton Kozlov <akozlov at azul dot com> (MacOs)


AIX
Tyler Steele

Varada M (IBM),

 tsteele <tyler.steele

varadam <varada.m at ibm dot com>

Joachim Kern (SAP), jkern, <joachim.kern at sap.com>

Martin Doerr (SAP), mdoerr, <martin.doerr at sap dot com>

Thomas Stüfe (

SAP

Red Hat), stuefe,

<thomas.stuefe

<tstuefe at

sap

redhat dot com>

IBM took over from SAP in 2021, SAP in advisory role.

 Tyler ?? (IBM) 

Varada is now lead maintainer.

The AIX port is an official OpenJDK project. See also the PPC/AIX port wiki page and the OpenJDK census for people involved.

Alpine/muslc

Mikael Vidstedt (Oracle), mikael

Aleksei Voitylov, (BellSoft), avoitylov, <aleksei dot voitylov at bell-sw dot com>


arm (32-bit)

Boris Ulasevich (BellSoft), bulasevich, <boris.ulasevich at bell-sw dot com>

Sergey Nazarkin (Azul), snazarki, <snazarkin at azul dot com>


BSD

Greg Lewis, glewis, <glewis at eyesbeyond dot com> 

Kurt Miller, kurt, <kurt at intricatesoftware dot com>

https://github.com/battleblow/jdk , https://github.com/battleblow/jdk11u, https://github.com/battleblow/jdk17u

supported on FreeBSD (x86/x64/aarch64/ppc64/zero) and OpenBSD (x86/x64/aarch64)

ppc Martin Doerr (SAP), mdoerr
 Richard Reingruber (SAP), rrich
 Varada M, varadam,  <Varada dot M at ibm dot com>
riscv

Felix Yang (Huawei), xiaofeya

Feilong Jiang (Huawei), fjiang

s390

SAP's contacts are Martin and Richard.

IBM's point of contact is Varada M (see AIX).

The PPC port is an official OpenJDK project. See also the PPC/AIX port wiki page and the OpenJDK census for people involved.

riscv

Fei Yang (Institute of Software, CAS), fyang, <yangfei at iscas dot ac dot cn>

Yadong Wang (Huawei Technologies), yadongwang, <yadonn.wang at huawei dot com>

Feilong Jiang (Huawei Technologies), fjiang, <jiangfeilong at huawei dot com>

Yanhong Zhu (Huawei Technologies), yzhu, <zhuyanhong2 at huawei dot com>

Ludovic Henry (Rivos), luhenry, <ludovic at rivosinc dot com>

Dingli Zhang (Institute of Software, CAS), dzhang, <dingli at iscas dot ac dot cn>


s390Amit Kumar (IBM), amitkumar, <Amit dot Kumar220 at ibm dot com>

Lutz Schmidt (SAP), lucy
Sidraya Jayagond (IBM), sjayagond,  <Sidraya dot Jayagond at ibm dot com>

IBM took over from SAP in 2021, SAP in advisory role.

So far its not sure who the contact at IBM is

Major contact is Amit Kumar.

The s390 port is an official OpenJDK project. See also the s390x port wiki page and the OpenJDK census for involved people.

Solaris/Illumos (x86, sparc)Peter Tribble, <peter.tribble at gmail dot com>Peter keeps his own Solaris port alive (see also: https://ptribble.blogspot.com/2021/12/keeping-java-alive-on-illumos.html)
Windows

Monica Beckwith (Microsoft), mbeckwit

Ludovic Henry (Microsoft

 


Windows (32-bit)

Monica Beckwith (Microsoft), mbeckwit

Deprecated since jdk21 (JEP 449)

Removed since jdk24 (JEP 479)

x86 (32-bit)Aleksey Shipilev (
Red Hat), shade, <shade at redhat dot com>
Amazon)

Linux x86_32 builds and tests in GHA

Removed since jdk25 (JEP 503)

zeroAleksey Shipilev (
Red Hat), shade, <shade at redhat dot com>
Amazon)Linux x86_64 Zero hotspot builds in GHA