Turnip Driver V25
Turnip Driver v25 is the latest iteration of a niche open-source driver project that provides low-level support for a family of USB-to-serial and USB-I/O adapter chips used in embedded development, electronics debugging, and retro-computing. Below is a focused, readable exposition covering what it is, why it matters, what changed in v25, and practical notes for users and maintainers.
However, I can clarify what you are likely referring to, and point you toward the relevant technical resources. turnip driver v25