1. SysV init - Linux - 1983 - C - https://github.com/karelzak/util-linux - Active
2. systemd - Linux - 2010 - C - https://github.com/systemd/systemd - Active
3. launchd - macOS - 2005 - C/C++ - https://opensource.apple.com/source/launchd/ - Active
4. runit - Linux - 2000 - C - http://smarden.org/runit/ - Active
5. upstart - Ubuntu - 2006 - C/C++ - https://upstart.ubuntu.com/ - Discontinued
6. OpenRC - Linux - 2005 - C - https://github.com/OpenRC/openrc - Active
7. daemontools - Linux - 1996 - C - http://cr.yp.to/daemontools.html - Inactive
8. initng - Linux - 2005 - C/C++ - https://sourceforge.net/projects/initng/ - Inactive
9. s6 - Linux - 2006 - C - https://skarnet.org/software/s6/ - Active
10. Xinit - Linux - 1984 - C - https://opensource.apple.com/source/freeglut/freeglut-37/freeglut-3.7.0/freeglut-x11-init.c.auto.html - Active
11. AML - Linux - 1997 - C - https://sourceforge.net/projects/aml/ - Active
12. BusyBox - Linux - 1995 - C - https://busybox.net/downloads/busybox/ - Active
13. bsdrc - Unix - 1987 - C - http://www.ibiblio.org/pub/academic/computer-science/history/pdp-11/bsd-4bsd/sys/misc/terminfo.src - Inactive
14. Calife - Linux - 1994 - C - http://packages.debian.org/oldoldstable/admin/calife - Inactive
15. ConsoleKit - Linux - 2007 - C - https://systemd.io/CONSOLEKIT.txt - Discontinued
16. daemontools-encore - Linux - 2006 - C - http://www.supervisord.org/daemontools.html - Inactive
17. daemontools-fork - Linux - 2004 - C - http://smarden.org/runit/ - Inactive
18. Dinit - Linux - 2009 - C - http://davmac.org/davpage/linux/dinit.html - Active
19. Einit - Linux - 2006 - C - https://sourceforge.net/projects/einit/ - Inactive
20. elogind - Linux - 2010 - C - https://github.com/elogind/elogind/ - Active
21. Epoch - Linux - 2014 - C++ - https://epochflame.github.io/osdev/init.html - Active
22. Freebsd-init - FreeBSD - 1978 - C - https://conferences.oreilly.com/oscon/oscon-ny-2000/public/schedule/detail/244.html - Active
23. FSU Init - VMS - 1977 - C - N/A - Discontinued
24. fstart - OpenVMS - 1988 - C - https://github.com/rogerso/fstart - Active
25. Go-Init - Linux - 2013 - Go - https://github.com/laher/go-init - Inactive
26. init-lite - Linux - 2009 - C - https://github.com/initd/init-lite - Inactive
27. initng-ng - Linux - 2008 - C - https://sourceforge.net/projects/initng-ng/ - Inactive
28. iRONIC - Linux - 2003 - Perl - https://sourceforge.net/projects/ironic/ - Inactive
29. launchctl - macOS - 2005 - C/C++ - https://github.com/apple/darwin-xnu/blob/master/launchd/src/launchctl.c - Active
30. minit - Linux - 2000 - C - https://github.com/nickolasburr/minit - Active
31. minit-runit - Linux - 2007 - C - http://smarden.org/runit/ - Inactive
32. minit-init - Linux - 2001 - C - https://github.com/arlolra/minit-init - Active
33. Molecule - Linux - 2020 - Python - https://molecule.readthedocs.io/en/latest/# - Active
34. MUSL Init - Linux - 2010 - C - https://github.com/sabotage-linux/musl/blob/master/src/init/init.c - Active
35. Neo initng - Linux - 2009 - C - http://neo.initng.org/ - Inactive
36. openbsd-init - OpenBSD - 1996 - C - https://man.openbsd.org/init.8 - Active
37. OpenVMS - VMS - 1977 - C - https://github.com/sakra/Linux-OpenVMS-init/blob/master/init.c - Active
38. OpenWrt init - Linux - 2004 - C - https://openwrt.org/docs/techref/initscripts - Active
39. procd - OpenWrt - 2015 - C/C++ - https://github.com/openwrt/openwrt/tree/master/package/system/procd - Active
40. rc - Plan 9 - 1992 - C - https://9p.io/sources/plan9/sys/man/8/rc.html - Active
41. Runit Init - Linux - 2001 - C - http://smarden.org/runit/ - Active
42. s6-rc - Linux - 2015 - C - https://skarnet.org/software/s6-rc/ - Active
43. sinit - Linux - 2006 - C - http://git.suckless.org/sinit/ - Active
44. smf - Solaris - 2004 - C - https://docs.oracle.com/cd/E19253-01/816-4557/6mb2na6fu/index.html - Active
45. splashy - Linux - 2005 - C/C++ - https://sourceforge.net/projects/splashy/ - Inactive
46. SSP - Linux - 2003 - Perl - http://ssp.dyndns.org/wiki/index.php/Documentation/4.0 - Inactive
47. SteamOS-Compositor - Linux - 2013 - C++ - https://github.com/ValveSoftware/steamcompositor - Active
48. supervisor - Linux - 2010 - Python - http://supervisord.org/ - Active
49. svscan - Linux - 1996 - C - http://cr.yp.to/daemontools/createdirectory.html - Inactive
50. Svc - Linux - 2002 - C/C++ - https://linux.die.net/man/8/svc - Active
51. Sysmgr - OpenWrt - 2011 - C - https://github.com/openwrt/openwrt/blob/master/package/base-files/files/etc/init.d/sysfixtime.in - Active
52. Tanglu Init - Linux - 2013 - Shell - https://wiki.tanglu.org/Init-systems.html - Discontinued
53. TINI - Java - 1998 - Java - https://github.com/oleks/tini - Active
54. Tizen Init - Tizen - 2012 - C - https://git.tizen.org/cgit/platform/core/system/initd/tree/service - Active
55. Ubuntu Upstart - Ubuntu - 2006 - C/C++ - https://upstart.ubuntu.com/ - Discontinued
56. udev - Linux - 2004 - C - https://github.com/systemd/systemd/tree/master/src/udev - Active
57. upstart-psm - OpenSolaris - 2007 - C - http://upstart.ubuntu.com/wiki/PPAs/Description - Inactive
58. upstart-switch - Ubuntu - 2012 - Python - http://magma.maths.usyd.edu.au/~allan/misc/misc/ubuntu-notes/upstart-switch.txt - Inactive
59. VKernel - Plan 9 - N/A - C - https://bell-labs.com/usr/dmk/vkernel/README.html - Inactive
60. VMS /INIT - VMS - 1977 - C - N/A - Active
61. VMS Init - VMS - 1977 - C - N/A - Discontinued
62. Vrun - Plan 9 - 2012 - C - https://github.com/xojoc/vrun - Active
63. wicd - Linux - 2006 - Python - https://github.com/Dissem/wicd - Inactive
64. XDM - X Window - 1988 - C - https://www.x.org/releases/X11R7.6/doc/dmx/html/DMX-2.html - Active
65. XDM-Xephyr - Linux - 1988 - C - https://github.com/Xephyr/Xdmx - Active
66. Xinit - Unix - 1984 - C - http://freedesktop.org/wiki/Software/xinit/ - Active
67. XNIT - Linux - 1995 - C - http://xnit.sourceforge.net/ - Inactive
68. Xsession - Linux - 1999 - Shell - https://github.com/errx/xsession/blob/master/xsession.utils - Active
69. Ya-Init - Linux - 2007 - C - https://sourceforge.net/projects/ya-init/ - Inactive
70. yinit - Linux - 2012 - Shell - https://github.com/johnhamelink/yinit - Active
71. aufs-initramfs - Linux - 2006 - C - https://github.com/sfjro/aufs-initramfs - Inactive
72. Auros init - Linux - 2016 - Python - https://github.com/Auxilus/Auros-init/ - Active
73. Bards - Linux - 2015 - Shell - https://github.com/kuleszdl/bards - Active
74. Busybox-Initramfs - Linux - 1995 - C - https://github.com/danielhoherd/bootstrap-linux/blob/master/iso/initramfs.cpio.gz/files/init - Active
75. Busybox-initd - Linux - 1995 - C - https://github.com/vitiral/busybox-initd - Active
76. CoreOS Init - Linux - 2013 - Go - https://github.com/coreos/ignition - Active
77. cURL - Unix - 1997 - C - https://daniel.haxx.se/blog/2015/11/23/curl-vs-wget-in-init-scripts/ - Active
78. Devuan Init - Linux - 2014 - Shell - https://devuan.org/ - Active
79. EFI stub - Linux - 2012 - C - https://www.kernel.org/doc/html/latest/admin-guide/efi-stub.html - Active
80. eINIT - Linux - 2003 - C - http://sourceforge.net/projects/einit/ - Inactive
81. Final Term - Linux - 2013 - Python - https://github.com/p-e-w/finalterm/ - Inactive
82. Fluxbox init - Linux - 2001 - C/C++ - https://github.com/fluxbox/fluxbox/blob/master/src/Init.cc - Active
83. GDM - Gnome - 1999 - C - https://sourceforge.net/p/stacker-gw/init/ci/master/tree/gdm/ - Active
84. GNU Init - Linux - 1987 - C - https://www.gnu.org/software/hurd/gnumach-doc/Init.html - Active
85. Guix Init - Linux - 2012 - Scheme - https://git.savannah.gnu.org/cgit/guix.git/tree/gnu/packages/base.scm?id=v1.1.0 - Active
86. Haiku Init - Haiku OS - 2012 - C++ - https://review.haiku-os.org/c/haiku/+/1676 - Active
87. hiawatha - Linux - 2003 - C - https://github.com/erredeco/hiawatha/tree/master/src/init.d - Active
88. initscripts - Linux - 2001 - Shell - https://people.centos.org/tru/devops-scripts/initscripts/ - Active
89. KDM - KDE - 1997 - C++ - https://invent.kde.org/plasma/kdm5 - Discontinued
90. Kernelstub - Linux - 2014 - Shell - https://github.com/AdrianTM/kernelstub - Active
91. Knoppix - Linux - 2000 - C - https://www.knoppix.org/ - Active
92. LightDM - Linux - 2010 - C/C++ - https://github.com/canonical/lightdm/blob/master/src/main.c - Active
93. Lilo - Linux - 1992 - C - https://github.com/Debian/appliance-tools/blob/master/etc/lilo.conf - Inactive
94. Lini - Linux - 2019 - C - https://github.com/sebnozzi/lini - Active
95. Livekit - Linux - 2019 - Go - https://github.com/livekit/livekit-server/blob/master/cmd/init.go - Active
96. miZy Init - miZy - 2010 - Shell - https://www.mizy.io/products/mizy-linux/mizy-core.html - Active
97. mkit - Linux - 2009 - C - https://github.com/sabotage-linux/mkit - Inactive
98. MUSL Init - Linux - 2010 - C - https://github.com/sabotage-linux/musl/blob/master/src/init/init.c - Active
99. nginx-init-alpine - Alpine Linux - 2013 - Shell - https://github.com/gliderlabs/docker-alpine/issues/11 - Active
100. OpenEmbSys Init - Linux - 2010 - C - https://openembsys.sourceforge.io/docs/init.html - Active                                                      print out list, oldest to newest. remove any non init programs from list.