
Postio.co.uk
Ideal postcodes
Fetchify
Smarty
Data8 UK
ZIP Code API
Data8 UK PredictiveAddress
The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.

Microsoft Azure Active Directory
WSO2 Identity Server
oneall
Ping Identity Platform
Sign&go Global SSO
ForgeRock Identity Platform
Okta Single Sign-On
OpenIDM is an all-in-one open identity management system that provides all the functionality required to meet any level of complexity required by a large website with complex roles and groups structure.
Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | postaldatapi.com | forgerock.github.io |
| Pricing | — | |
| Company | Startup from the United States · 1 - 9 employees · 2026 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


PostalDataPI is a global postal code validation and enrichment API covering 240+ countries and territories. One API, one key, one flat rate — $0.000028 per query with no tiers or subscriptions. What you get back: Up to 18 metadata fields per postal code — city, state/region, coordinates,...
No description of OpenIDM yet.
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of OpenIDM yet.
Walkthroughs and reviews on video.
PostalDataPI Now Returns 18 Fields Per Postal Code — for 240+ Countries
More videos
Introducing the Identropy User Experience (IUX) for OpenIDM
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How often each product is chosen within a category, 0–100% relative to the other.


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When comparing PostalDataPI and OpenIDM, you can also consider the following products.

Fast UK address, email & phone validation APIs for developers. Official Royal Mail PAF data. Pay as you go, 100 free lookups.
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Azure Active Directory is a comprehensive identity and access management cloud solution that provides a robust set of capabilities to manage users and groups and help secure access to applications including Microsoft online services like Office 365 …
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We help businesses improve UX and data quality with a cutting edge address validation service.
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WSO2 Identity Server efficiently undertakes the complex task of identity management across enterprise applications, services and APIs.
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Fetchify delivers fast, accurate address, email, phone and bank validation tools that help businesses capture clean, verified customer data, reduce failed deliveries and improve checkout experiences worldwide.
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OneAll Social Login is used by more than 250,000 websites worldwide, including small blogs, growing startups and large corporate enterprises.
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