Project Summary
Mockoon is the easiest and quickest way to run mock APIs locally. No remote deployment, no account required, open source.
- Create an unlimited number of mock API with unlimited number of routes and run them in parallel.
- Mock API import / export with Swagger/OpenAPI format support.
- Serve multiple rules-triggered responses for each route with any headers body, or HTTP status codes.
- All incoming requests and outgoing responses are logged for easier debugging.
- Redirect all non-defined routes to the specified host with Mockoon's proxy mode.
- Rich text editor for body content supporting multiple languages (JSON, HTML, etc).
- Templating supported in body, file content and header, with many helpers: url params, query params, JSON body lookup, etc.
In a Nutshell, mockoon...
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has a well established, mature codebase
maintained by a small development team
with stable Y-O-Y commits -
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took an estimated 17 years of effort (COCOMO model)
starting with its first commit in July, 2017
ending with its most recent commit 2 days ago
Quick Reference
Project Security
Vulnerabilities per Version ( last 10 releases )
There are no reported vulnerabilities
Project Vulnerability Report
Security Confidence Index
Vulnerability Exposure Index
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30 Day SummarySep 25 2025 — Oct 25 2025
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12 Month SummaryOct 25 2024 — Oct 25 2025
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