FreeBSD, 2007 . :

DTrace: Cisco Systems OpenSolaris DTrace, CDDL BSD. BSD , BSD DWARF. CTF (Compact C Type Format) , DTrace amd64 i386. DTrace 822 DTrace Test Suite;
FreeBSD Installer: FreeBSD , , . , (packages), HTTP FTP .
Performance Monitoring Project: FreeBSD-Current;
TCP ECN - Explicit Congestion Notification (ECN) ;
TrustedBSD Audit: OpenBSM 1.0, Sun Basic Security Module (BSM) Audit API, FreeBSD 6.3 FreeBSD 7.0. OpenBSM 1.1, - , bsmtrace ..;
Xen: FreeBSD i386/PAE Xen (domU). domU 8-CURRENT, SMP amd64 , dom0 .

Coda, . FreeBSD 7.x 8.x , "panic";
DDB , , textdump;
FreeBSD / : BIND9, MySQL, PostgreSQL Apache , - tcbinfo , ; TCP (CPU affinities);
FreeBSD mips (MIPS32 MIPS64) , CPU. MIPS Juniper Networks, mips64r2 Cavium Networks;
GEOM geom_lvm LVM2 (Logical Volume Manager, Linux) FreeBSD. geom_lvm "stripe" , . LVM2 .
TCP . TCP pluggable congestion control - TCP, . TCP RFC;
jail (multi-IP);
TCP (Reassembly Queue);
VM Overcommit - (swap) (.. , , RLIMIT_SWAP);
if_nxge Neterion Xframe 10GbE FreeBSD 8-CURRENT 7-STABLE FreeBSD 7.0. TCP Segmentation Offload ( TCP ), Large Receive Offload (LRO), Jumbo Frames, Header Separation, VLAN, Promiscuous .

malloc(3) (multi-threaded) . FreeBSD 7.1;
procstat , , , .. procstat FreeBSD 8-CURRENT 7-STABLE FreeBSD 7.0;

Ports 2.0 - , . .
18000 , : KDE KDE4, gettext libtool, perl 5.10 , XFree86 .