The phrase refers to a community-patched version of BMW's official diagnostic and repair software, ISTA+ , formerly known as Rheingold . The specific "Spider80" (or Sc80) tag identifies a "Standalone" version where licensing and configuration checks were modified by a well-known community member to allow the software to run on standard Windows PCs without a connection to BMW's official dealer servers. Overview of "Spider80 Fixed" Rheingold
A subsequent English release note added: rheingold free from spider80 fixed
In earlier "unofficial" distributions of Rheingold, a developer or group known as Spider80 provided the most common installers and patches. While these versions worked, they often included: "Rheingold free from Spider80 fixed" The phrase refers
The software would often stop working after a certain date. While these versions worked, they often included: Strict
It sounds like you're referring to a specific technical or cracking scene reference — likely from the late 80s or early 90s, related to the or Amiga demoscene/cracking groups.