Suricata (Stable) version is 4.0.4 released February 14, 2018.
- Linux/Mac/FreeBSD/UNIX/Windows Source: suricata-4.0.4.tar.gz
- PGP Signature: suricata-4.0.4.tar.gz.sig
- Windows (win32) installer: Suricata-4.0.4-1-32bits.msi
Suricata (Development) version is 4.1.0-beta1 released March 23, 2018.
Older releases can be found here https://www.openinfosecfoundation.org/downloads/
Suricata bundles the latest libhtp. See https://github.com/OISF/libhtp/releases
The source code is available at our server and github. Both are kept in sync: