Remark: This list contains no (filesystem based) integrity checker and no honeypots.

AAFID . ACME! . ADS . AFJ . AID . AIMS . ALERT-PLUS . ALVA . APA . ARMD . ARMOR . ASAX . ASIM . AudES . BlackICE . Bro . Centrax . CERN-NSM . Cisco Secure IDS . CMDS . ComputerWatch . CSM . CyberCop Monitor . CyberTrace . DEC . DIDS . Discovery . DPEM . Dragon . DRISC . EASEL . EMERALD . ERIDS . ESSENSE . eTrust ID . FW-1 specific NID . GASSATA . GrIDS . Haystack . HAXOR . Hummer . Hyperview . IDA(1) . IDA(2) . IDA(3) . IDEAS . IDES . IDIOT . ID-Trak . Inspect . INTOUCH INSA . ISM . ISOA . ITA . JiNao . KSE . KSM . MIDAS . MIDS . NADIR . NAURS . NetProwler . NetStalker . NetSTAT . NFR . NID . NIDAR . NIDES . NIDX . NSM . PDAT . PRéCis . ProxyStalker . POLYCENTER Security ID . RealSecure . RETISS . RID . SecureNet PRO . SecureSwitch . SHADOW . SIDS . Snort . Stake Out . Stalker . TIM . Tivoli Cross-Site for Security . TRW-IDS . T-sight . UNICORN . USTAT . VisionIDS . WebStalker . W&S