Ys13 .7z <Deluxe ›>

A file is an open-source archive format that uses an open architecture to support a variety of data compression, encryption, and pre-processing algorithms.

: Files like this are frequently seen in community-driven projects, such as BIOS packs, firmware updates, or "Yasu" (YS) patches for flashcards like the R4 DS.

While is not a widely recognized commercial software or public database, a file with this naming convention typically represents a compressed archive created using the 7-Zip utility . Files with the .7z extension are known for their high compression ratios and advanced security features. Understanding the .7z Archive Format

: Theoretically, a 7z archive can support file sizes up to 16 billion GB (roughly 16 exabytes).

In technical and community circles, names like "ys13" are often identifiers for specific project versions or private data sets: