In case you missed it, Stamus Networks this week released Suricata Language Server (SLS), an open-source tool that streamlines rule writing for Suricata signature developers by providing real-time syntax checking, performance guidance, and auto-completion of Suricata IDS signatures while using popular source code editors.
Read this week’s blog (by Eric Leblond) for more info: Introducing Suricata Language Server: Real-time Rule Syntax Checking and Auto-completion