99helpers sample 7z archive
===========================

Free sample 7z file from 99helpers.com/file-types/7z
Free to use for testing, teaching and demos. No attribution needed.

What is inside:

  README.txt                 this file
  docs/guide.md              a short Markdown guide
  data/people.csv            a small CSV of fictional people
  images/logo.png            a PNG (already compressed, so it barely shrinks)
  unicode/café-日本語.txt     a file with a non-ASCII name

How it was made:

  7zz a -t7z -m0=LZMA2 -mx=9 sample-archive.7z README.txt docs data images unicode

LZMA2, maximum compression, solid (all files in one compressed block),
with the archive header compressed too. All files are dated
2026-10-27 12:00:00 UTC.
