vioscale
Comparison

Nock vs Prism

On the evidence we track, Prism leads this comparison with a composite score of 77/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Nock full profile →Prism full profile →
Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Nock63
★Prism77
Score
Vioscale score
Nock63 / 100low · 43%
Prism77 / 100high · 78%
Pricing
Free tier
Nock–
Prism✓
Model
Price level
Nockfree
Prismlow
Transparent
Nock–
Prism✓
Integrations
Count
Nock–
Prism6
Security
Gdpr
Nock–
Prism✓
Scorecard
Nock5.3
Prism–
Vulnerabilities
Adoption
Dependent repos
Nock130,286
Prism–
Github stars
Nock13,120
Prism–
Activity
Commits last 30d
Nock1
Prism–
Release
Cadence days
Nock9
Prism–
History
Nock20 items
Prism–
License
Spdx
NockMIT
Prism–
Language
Primary
NockJavaScript
Prism–
Market
Availability

Capabilities

Feature-by-feature on the axes that matter for api mocking. “-” means undocumented, not absent.

Capabilities
Mocking mode
Nock-
Prism-
Stateful scenarios
Nock-
Prism-
Fault chaos injection
Nock-
Prism-
Openapi import
Nock-
Prism-
Proxy passthrough
Nock-
Prism-
Admin API
Nock-
Prism-
Deployment
Nock-
Prism-
Legacy protocol virtualization
Nock-
Prism-
Collaboration sharing
Nock-
Prism-
Ci cd integration
Nock-
Prism-
Open source
Nock-
Prism-
Market segment
Nock-
Prism-
Pricing model
Nock-
Prism-

What each one is

The product in its own terms, so the numbers below have context.

Nock

An open-source library that allows developers to test modules making HTTP requests without external dependencies by mocking server responses.

Independently observed

Prism

Leader

A tool that generates mock HTTP servers from OpenAPI v2 and v3 documents, enabling frontend and backend teams to develop in parallel. It supports request and response validation, dynamic example generation, callbacks, and can function as a validation proxy to identify discrepancies between API documentation and implementation.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Nock

Open source
as of verify ↗

Prism

Leader
from $11/moHybridFree tier14-day trial

Free open-source version. Stoplight SaaS: from $44/month (Basic). Free 14-day trial.

  • FreeFree
    • API editor
    • OpenAPI/JSON schema visual designer
    • Code-based editing
    • Local mock servers
    • API console
    • +2 more
  • Basic$44/month (annually) or $56/month; includes 3 users, $11 per additional user
    • OpenAPI/JSON schema visual designer
    • Interactive docs
    • Instant mock servers
    • Code-based editing
    • Schema reuse
    • +6 more
  • Startup$113/month (annually) or $147/month; includes 8 users, $11 per additional user
    • All Basic features
    • Private projects
    • Multi-branch support
    • Custom domains, theming and favicon
    • Google Analytics integration
    • +3 more
  • Pro Team$362/month (annually) or $453/month; includes 15 users, $22 per additional user
    • All Startup features
    • Shared style guides
    • Workspace groups
    • Remove Stoplight branding
    • Self-hosted Git providers
    • +6 more
  • EnterpriseContact sales
    • All Pro Team features
    • Custom payment terms
    • Invoicing
    • Priority support
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Nock–
Prism✓
CLI
Nock–
Prism✓
Deployment
Cloud / SaaS
Nock–
Prism✓
Self-hosted
Nock–
Prism✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Nock

Not documented yet.

Prism

Leader
7 total
  • GitHub
  • GitLab
  • Azure DevOps
  • Bitbucket
  • LDAP
  • SAML SSO
  • Google Analytics
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.