Comparison of DHCP server software

The following comparison of DHCP and DHCPv6 server compares general and technical information for several DHCP server software programs.

Name	Author	First public release	Latest stable version	Cost	Software license	Written in
dhcpy6d^{[dhcpy6d 1]}	Henri Wahl	2012	1.6.0 27 July 2024; 9 months ago (2024-07-27)	free software	GPLv2	Python
dnsmasq	Simon Kelley	2001	2.90 (February 13, 2024; 15 months ago (2024-02-13)) [±]^[1]	free software	GPLv2 or GPLv3	C
ISC DHCP	Internet Systems Consortium	1999	Extended Support Version: 4.1-ESV-R16-P1 (May 26, 2021; 3 years ago (2021-05-26)) [±]^[2] Current-stable: 4.4.3-P1 (EOL December 2022) (October 5, 2022; 2 years ago (2022-10-05)) [±]^[3] ^[4] This software has reached EOL!^[5]	free software	ISC MPL 2.0 for ver 4.4.x	C
FreeRADIUS^{[freeradius 1]}	FreeRADIUS Development Team	2012 (First stable release including DHCPv4 support)	FreeRADIUS 3.2.6^[6] (August 24, 2024; 8 months ago (2024-08-24)^[7]) [±]	free software	GPLv2	C
Kea DHCP^{[kea 1]}	Internet Systems Consortium	2014	Kea 2.6.1 ^[8] (July 31, 2024; 9 months ago (2024-07-31))	free software	MPL 2.0	C++
udhcpd	Matthew Ramsay	1999	busybox 1.36.1 (May 19, 2023; 23 months ago (2023-05-19)) [±]^[9]	free software	GNU GPLv2 only	C

Server	BSD	Solaris	Linux	macOS	Windows
dhcpy6d	Yes	No	Yes	Yes	No
dnsmasq	Yes	No	Yes	Yes	No
ISC DHCP	Yes	Yes	Yes	No	No
FreeRADIUS	Yes	Yes	Yes	Yes	No
Kea DHCP	Yes	No	Yes	Yes	No
udhcpd	Yes	Yes	Yes	Yes	No

Server	BOOTP	DHCP	DHCPv6	Other	Load balancing	Failover
dhcpy6d	No	No	Yes	PXE, Dynamic DNS	Yes	Yes
dnsmasq	Yes	Yes	Yes	PXE, TFTP	No	No
ISC DHCP	Yes	Yes	Yes	Dynamic DNS^[10]^[11]	Yes	Yes
Kea	Yes	Yes	Yes	Dynamic DNS^[12]	Yes	Yes
FreeRADIUS	No	Yes	Yes	RADIUS, VMPS	Yes	Yes
udhcpd	Yes	Yes	No	?	?	?

General