Who should use OpenAPI Guard?

OpenAPI Guard is a B2B product built for API developers and software teams using OpenAPI with Java, Kotlin, or Spring.

Does OpenAPI Guard have a free plan?

Yes — OpenAPI Guard is free to use.

What platforms does OpenAPI Guard run on?

OpenAPI Guard runs on the web, Windows, macOS, and Linux.

Is OpenAPI Guard still active?

Unverified. OpenAPI Guard has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

Who develops OpenAPI Guard?

OpenAPI Guard is developed by StackBlender.

When did OpenAPI Guard launch?

OpenAPI Guard first shipped in 2026.

Back to the index

OpenAPI Guard

Name: OpenAPI Guard
Author: StackBlender

visualstudio.comStatic analysis & linters

OpenAPI Guard is a Visual Studio Code extension for checking OpenAPI and REST API contracts during development. It targets teams working with Java, Kotlin, Spring, and Spring Boot, helping developers and coding agents stay aligned as APIs change.

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Overview

6 features

OpenAPI Guard is a Static analysis & linters project. It prevents API contracts from drifting across developers, tools, and coding agents as services evolve. OpenAPI Guard is a B2B product aimed at API developers and software teams using OpenAPI with Java, Kotlin, or Spring. OpenAPI Guard is free to use. It runs on the web, Windows, macOS, and Linux.

StackBlender builds and maintains OpenAPI Guard, and it first shipped in 2026. Key capabilities include openAPI linting, contract validation, and REST API checks.

OpenAPI linting
Contract validation
REST API checks
Spring support
Kotlin support
Java support

Built with & integrations

Runs on

BrowserWindowsmacOSLinux

Trust & compliance

Verified signals

HTTPSFree tierStore-verified publisher

Indexing history

What PulseGate has recorded for this listing

Indexed10 Sept · 01:01 UTC
OpenAPI Guard verified via VS Code Marketplace
Source: VS Code Marketplace · Open

Frequently asked questions about OpenAPI Guard

What is OpenAPI Guard?: OpenAPI Guard prevents API contracts from drifting across developers, tools, and coding agents as services evolve. It is catalogued under Static analysis & linters on PulseGate.
Who should use OpenAPI Guard?: OpenAPI Guard is a B2B product built for API developers and software teams using OpenAPI with Java, Kotlin, or Spring.
Does OpenAPI Guard have a free plan?: Yes — OpenAPI Guard is free to use.
What platforms does OpenAPI Guard run on?: OpenAPI Guard runs on the web, Windows, macOS, and Linux.
Is OpenAPI Guard still active?: Unverified. OpenAPI Guard has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
Who develops OpenAPI Guard?: OpenAPI Guard is developed by StackBlender.
When did OpenAPI Guard launch?: OpenAPI Guard first shipped in 2026.

At a glance

Platforms: Web
Languages: English
First seen: 10 Sept 2026
Built for: API developers and software teams using OpenAPI with Java, Kotlin, or Spring
Model: B2B
Solves: Prevents API contracts from drifting across developers, tools, and coding agents as services evolve.

Registered as

VS Code Marketplace: StackBlender.openapi-guard

Developer

StackBlender

Index record

Indexed: 10 Sept 2026
Lifecycle: Alive
First seen: Sept 2026
Last seen: 10 Sept 2026

Identity audit (13)

Slug: openapi-guard-visualstudio-com
Lifecycle state recorded: 10 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 10 Sept 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Taken from the project's own store listing.
Languages from: Detected by a language model from page content.
Last updated: 10 Sept 2026
Canonical URL: https://marketplace.visualstudio.com/items?itemName=StackBlender.openapi-guard

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