Smarty
Zipcodestack
PostalDataPI
Geoco.io
Melissa Data Quality
Loqate
usZIPCodes.org
REST API for US ZIP, ZIP+4, and Canadian postal codes. Single unified endpoint covers address validation and standardization, radius search (centroid haversine and true spatial polygon intersection), point-to-point distance, autocomplete/typeah

Avatar Maker
Avvvatars
DiceBear Avatars
Photo AI
Dollo
Diversity Avatars
Avataaars Generator
JavaScript library to generates SVG avatars based on text.

Which is more popular?
Based on our record, Boring Avatars seems to be more popular. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
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ZIP
ZIP Code API
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|---|---|---|
| Website | zip-codes.com | boringavatars.com |
| Pricing | — | |
| Company | Startup from the United States · 2026 | — |
| Listed in |
In their own words, as submitted to SaaSHub.

API for US ZIP, ZIP+4, and Canadian postal code data. One unified endpoint set covers North America — no separate APIs by country or data type. What it does Address validation and standardization — production-grade parser with ZIP+4 append, refreshed monthly Radius search — centroid haversine and...
No description of Boring Avatars yet.
What each product offers, as listed by its team.

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

Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
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Fixing your boring avatars (YIAY #486)
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using ZIP Code API and Boring Avatars. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Tracking ZIP Code API since May 2026.
I recently bootstrapped a company and we wanted some nice looking default images for our users that didn't upload their own and we found some out there but not too many with the goal we were looking achieve — other than boringavatars.com... Source: about 3 years ago
Makes sense. I concentrated on porting what existed in boringavatars.com first. There is definitely room to alter the algorithms that generate the images now, though. Source: almost 4 years ago
I would first like to thank Boring Designers for their initial work on boringavatars.com. All I did was port what they did to other frameworks using Mitosis. Source: almost 4 years ago
When comparing ZIP Code API and Boring Avatars, you can also consider the following products.

Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
Compare Smarty to ZIP Code API or Boring Avatars:

Free Zip Code API - Free Postal Code Validation | Zipcodestack
Compare Zipcodestack to ZIP Code API or Boring Avatars:
Free open source placeholder avatar design system and react plugin for your project.
Compare Avvvatars to ZIP Code API or Boring Avatars:

The most affordable postal code API. 240+ countries, sub-5 ms responses. Simple, elegant, transparent.
Compare PostalDataPI to ZIP Code API or Boring Avatars:

Create avatars for your profiles, designs, websites or apps. Piece by piece or based on a seed.
Compare DiceBear Avatars to ZIP Code API or Boring Avatars: