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Real Estate Standards Organization

Streamlining Technology Through Global Collaboration
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DATA DICTIONARY

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Utilize the real estate industry’s universal language for data.
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RESO WEB API

RESO Web API

Delve into the modern way to accurately and effectively share real estate data.
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RESO UNIQUE IDENTIFIERS

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Explore the sources of truth for data about people, properties and organizations.
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WORKING WITH REAL ESTATE DATA COURSES

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Discover how data flows through real estate technology and earn your RED-B designation with the only industry education course of its kind.
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DATA INSIGHTS

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Access deep data reporting that aligns and empowers real estate technology.
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INDUSTRY SUPPORT

See how real estate’s leaders feel about their involvement with RESO.

STRONG PARTNERS

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RESO Strong Partners

 

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CERTIFICATION

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Ensure compliance with standards that accelerate innovation and enhance interoperability.
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CERTIFICATION MAP

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View certified data sets from technology companies and MLSs.
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JOIN RESO

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Save time and money with RESO standards.
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RESO BLOG

Save the Date for the 2025 International MLS Forum

The next International MLS Forum will be September 25–26 in Toronto, Canada. Registration details, including hotel information and pricing will be announced soon, but we wanted you to get this marquee event added to your calendar. International MLS Forum 2024, October...

You, Too, Can Be a Part of RESO White Papers and Case Studies

RESO recently produced the industry-first Real Estate Data Sharing and Alignment white paper and a case study on the trailblazing technology efforts of Doorify MLS, Accelerating Product Choice Through Standards. Three fresh case studies based on recent and compelling...

RESO Common Format (RCF)

Data Interoperability for Brokers and Vendors Real estate brokerages and their technology vendors provide key components of real estate data, and the RESO Common Format (RCF) standard gives these audiences a better way to efficiently share data. RCF empowers...

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