MockNeat

6.1easy start · #13 of 28
in Test Data Generation Tools

Free to practise onnot on record
Free trialnot on record
Well documentedyes
Runs where you worknot on record

Runs on api.

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MockNeat is ranked #13 of 28 in test data generation tools on The Geeks Club. It runs on API.

Compared on test data generation tools

Free plan: Yes
Generation modes: synthetic
Relational data: Yes
API data generation: Yes
Supported data formats: JSON, XML, CSV, SQL
Deployment: self-hosted
Database connectors: MySQL

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The record

Product: MockNeat is an open source, faker-like arbitrary data generator library written in Java.
Purpose: Its fluent API lets developers create JSON, XML, CSV, and SQL data programmatically.
Other use: The maker says MockNeat can also act as a Java Random substitute or a mocking library.
Generators: The documentation lists generators for Java types, personal information, geography, internet data, financial data, and data formats.
Object creation: The documented Java object generators include constant, constructor, factory, filler, and reflect.
Lazy API: Generators are lazy: call get() or val() to produce a value.
Output formats: The maker documents CSV and SQL insert generators, and describes generating JSON and XML through the API.
Installation: The maker provides Maven Central and Gradle installation instructions and source-build instructions.
Current listed version: The getting started page gives version 0.4.8 in its Maven and Gradle examples.
Random modes: The tutorial describes reusable factories backed by ThreadLocalRandom, SecureRandom, or the older Random implementation.
Thread safety: The tutorial states that none of the data generators is thread-safe.
REST API mocking: For mocking REST APIs, the maker directs users to its separate ServerNeat project.
Intended users: The maker’s pages describe MockNeat as a library for developers generating arbitrary data programmatically.
Maker: The site identifies Andrei N. Ciobanu as the maker and lists Bucharest, Romania.

Where it ranks on The Geeks Club

Best Test Data Generation Tools in 2026#13 of 28

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Sources

mockneat.com· checked 4 Oct 2026
mockneat.com/docs/· checked 4 Oct 2026
mockneat.com/tutorial/· checked 4 Oct 2026
mockneat.com/start/· checked 4 Oct 2026