Generate Data
Faker
DataConstruct
Beeceptor
Fake Data
Smock-it
ExtendsClass JSON Generator
A realistic data generator to test your app

Clearbit
IsValid.dev
Creditsafe
Dun & Bradstreet
DORApp
Official company data from 50+ European business registers plus GLEIF LEI — one REST API for KYB, compliance and firmographic enrichment

Which is more popular?
Based on our record, Mockaroo seems to be more popular. It has been mentioned 27 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | mockaroo.com | globalentityapi.com |
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What each product offers, as listed by its team.

Possible disadvantages
Walkthroughs and reviews on video.
Best Free Sample Data Generator - Mockaroo.com
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How often each product is chosen within a category, 0–100% relative to the other.

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

If you give it the rules to generate something, why can't it generate it? That's what something like Mockaroo[0] does. It's just more formal. That's pretty much what LLM training does, extracting patterns from a huge corpus of text. Then... - Source: Hacker News / over 1 year ago
A quick way to test this out is to use a tool like Mockaroo to generate some test data and then have a Glue Crawler analyse the data in S3 and create the required data catalog entries. - Source: dev.to / over 2 years ago
Mockaroo — Mockaroo lets you generate realistic test data in CSV, JSON, SQL, and Excel formats. You can also create mocks for back-end API. - Source: dev.to / over 2 years ago
Tracking GlobalEntity API since Sep 2026.
When comparing Mockaroo and GlobalEntity API, you can also consider the following products.

GenerateData.com: free, GNU-licensed, random custom data generator for testing software
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Clearbit provides Business Intelligence APIs
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Faker is a PHP library that generates fake data for you
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A powerful REST API for validating emails, IBANs, BIC/SWIFT codes, LEI, ISIN, credit cards, VAT numbers, phone numbers, and 70+ more validators. Free tier available.
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Creditsafe offers solutions for online commercial credit information and reports.
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