quarry-parcels — independently scanned and version-tracked by SaferSkills.
SaferSkills independently audited quarry-parcels (Agent Skill) and scored it 96/100 (green). The audit ran 55 deterministic rules across Security, Supply Chain, Maintenance, Transparency, and Community; it found 0 high-severity and 1 lower-severity findings. The full rule-by-rule trace and per-finding evidence are below. Free, methodology-open.
Findings & checks · 1 flagged
The text {match} tells the agent to skip the normal "ask the user first" gate. Used adversarially it removes the human-in-the-loop check before destructive or sensitive actions, turning a normally-gated agent into a fire-and-forget executor.
Every scanned point with the score it earned and what moved between them.
First recorded scan — no prior version to compare against.
The primary manifest — the file an agent reads to learn what this artifact does.
Bristol's own parcel engine. When anyone asks about a property, this is where the answer comes from — not a paid lookup site, not a map they have to click. Claude queries it and returns the facts.
If they ask for parcel data, just get it and give it to them. Don't open a map, don't explain how, don't ask them to do anything. Run the query, read back the answer, and put it in the one-pager/deal folder.
# by address (auto-geocodes, free)
python bristol-os/skills/quarry-parcels/quarry_lookup.py --address "381 Mallory Station Rd, Franklin TN"
# by coordinates
python bristol-os/skills/quarry-parcels/quarry_lookup.py --lat 36.16 --lng -86.78
# everything in a map area (returns a list — no map shown)
python bristol-os/skills/quarry-parcels/quarry_lookup.py --bbox "-86.90,35.90,-86.80,35.97" --limit 200The base URL is baked in; parcel lookups need no key and cost nothing. It returns JSON — owner, mailing address, absentee flag, county, APN, acreage, lot sqft, zoning, year built, building sqft, units, and value.
bristol-os/templates/site-one-pager.md) owner/zoning/value fields, and save to the deal folder.Quarry can also return the owner's phone/email. Run with --skiptrace:
python bristol-os/skills/quarry-parcels/quarry_lookup.py --skiptrace --address "123 Main St, Nashville TN"
python bristol-os/skills/quarry-parcels/quarry_lookup.py --skiptrace --apn 0123456789Returns up to 2 phones + 2 emails with confidence. This draws on Bristol's Quarry account.
--skiptrace).--bbox to inventory nearby parcels.~30 seconds. Free. No account. Every finding cites a rule and a line of evidence.