property-records

SignalParcel is an open-source public records intelligence system that maps land ownership, campground operations, business entities, and licensing relationships. It connects verified public records into a transparent, queryable graph for understanding ownership structures and operational relationships.

Designed for a new era of locally hosted real estate infrastructure, these specifications combine open standards, AI-driven workflows, encryption, and blockchain-based verification. The architecture emphasizes data ownership, interoperability, secure transactions, immutable records, provenance tracking, and decentralized trust.

SignalTruth is an open-source commercial real estate intelligence system that transforms fragmented public records into a structured, confidence-scored property graph. It connects ownership, transactions, markets, legal requirements, and record completeness into transparent, auditable intelligence.

LeaseTrack is an open-source AI platform for analyzing U.S. rental markets, identifying affordability gaps, ownership patterns, landlord licensing issues, rental trends, and market anomalies through public data and intelligent analytics.

A tamper-evident ledger for real-property records in Bicol: a working demo on an EVM-compatible QBFT blockchain (Hyperledger Besu), with synthetic Naga City data. Records stay off-chain; only proofs go on it. Forked from Giggora.

Find Humboldt County properties with code-enforcement notices that later changed ownership, ranked by evidence

TownIntel is an open-source civic intelligence platform connecting census, property, rental registration, occupancy, and municipal compliance data to reveal housing discrepancies, registration gaps, and community trends through transparent, privacy-focused analytics.

Monitor U.S. property ownership records with ChatGPT scheduled tasks—no custom code, server, or API key required.

ingest0r operates the Cook County (Chicago) property records API at api.ingest0r.com — a pay-per-call, agent-native REST API over Cook County, Illinois public records (~1.9M parcels, refreshed nightly) that resolves a street address to its parcel PIN, then returns parcel details, recorded sales and deed history, building permits linked to the PIN…

Evidence-first platform for property due-process analysis — GIS, public-record ingestion, AI extraction, timeline generation, and due-process discrepancy detection

Landcor Data — independent third-party profile of a public API surface, by API Evangelist. Landcor Data Corporation is a New Westminster, British Columbia property data and automated valuation company, founded in 2000, that sells residential valuations, assessment detail and land title documents across the roughly 1.9 million residential properties

Property Records MCP — address-level US property records (sales history,

OpenProperty is an open-source AI real estate transparency platform that connects property records, disclosures, permits, zoning, regulations, inspections, and evidence to help buyers, renters, sellers, and professionals make better-informed property decisions.

Estated — independent third-party profile of a public API surface, by API Evangelist. Estated is a property-data company that operates a JSON REST API returning detailed U.S. residential and commercial property records — assessor data, parcel geometry, structure characteristics, taxes, assessments, market assessments, valuation (AVM), owner of reco

Local-first parcel due-diligence workspace for organizing official records and evidence reports

NSW Land Registry Services — independent third-party profile of a public API surface, by API Evangelist. NSW Land Registry Services (NSW LRS) operates the Torrens Title Register for New South Wales, Australia's largest property market, under a concession granted by the NSW Government on 1 July 2017 and held by Australian Registry Investments Pty Lt