SHSelfHostIndex

Prism Mock vs Restfox

A side-by-side comparison of two self-hosted developer tools & git options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
PR Prism Mock OpenAPI-driven mock server and contract validation proxy VS RE Restfox Offline-first browser and desktop REST API client
FeaturePrism MockRestfox
Deploy effortUnder-an-hour setupUnder-an-hour setup
Health score90 · Excellent77 · Good
CategoryDeveloper Tools & GitDeveloper Tools & Git
LicenseApache-2.0MIT
LanguageTypeScriptVue
Setup difficultyEasyEasy
Min. RAM128 MB128 MB
Deploymentdocker, binarydocker, binary, source
GitHub stars★ 5,035★ 2,761
First released20172022
ReplacesPostman, StoplightPostman, Insomnia

What are Prism Mock and Restfox?

Prism Mock

Prism is an open-source HTTP mock server and validation proxy that turns OpenAPI documents into working mock APIs. It can also validate live traffic against a specification for contract testing.

  • OpenAPI-driven mocking
  • Contract validation proxy
  • Dynamic example responses
  • CLI and Docker

Read the full Prism Mock guide →

Restfox

Restfox is a lightweight REST API client that runs in the browser or as a desktop app, storing all data locally. It supports collections, environments, and scripting for API workflows.

  • Browser and desktop client
  • Local-first storage
  • Environments and collections
  • Request scripting

Prism Mock vs Restfox: key differences

Prism Mock is written in TypeScript, while Restfox is built with Vue. Licensing differs — Apache-2.0 for Prism Mock versus MIT for Restfox. Prism Mock is the more established project (first released 2017), while Restfox arrived in 2022.

Why pick each one

Choose Prism Mock if…

  • Spec stays the source of truth
  • Good for contract testing

Watch out for

  • Requires an OpenAPI doc
  • Mock realism is limited
Prism Mock details

Choose Restfox if…

  • Released under the MIT license
  • Easy to set up — beginner-friendly
  • First-class Docker support for quick deployment
  • Active community (2.8k GitHub stars)
Restfox details

Frequently asked questions

Is Prism Mock or Restfox better?

Neither is universally better. Prism Mock has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.

Are Prism Mock and Restfox free and open-source?

Yes. Prism Mock is licensed under Apache-2.0 and Restfox under MIT. Both can be self-hosted at no software cost.

Can I run Prism Mock and Restfox with Docker?

Prism Mock: yes. Restfox: yes.

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