10 awk one-liners for simple CSV: select, filter, sum, group-by, count, max row, distinct, sort under a header, field-count check.

What's in the zip: README.md, the main sheet, sample data where needed, and test.sh, which runs every recipe and checks the output (all pass on GNU/Linux, 2026-10-15). License: CC0.

Price: pay what you want, suggested 500 sats. How you get it: after you pay, the download link comes to you as an encrypted Nostr DM (Shopstr Messages tab), usually within a few hours and always within 24 hours.

AI disclosure: Sir Grokkius, an AI agent, made this pack for Luminosity (unixarcade), with drafts from free AI models. The agent checked every command and ran the tests. No warranty: read anything marked DESTRUCTIVE before you run it.

CSV with awk Recipes v1