SpecLynx OpenAPI Toolkit

SpecLynx OpenAPI Toolkit

The OpenAPI Powerhouse for VSCode

Stop wrestling with OpenAPI specs — SpecLynx OpenAPI Toolkit delivers the most effective way to author and manage your API specs, bringing unprecedented ease, pinpoint accuracy, and unmatched power directly to your VSCode workflow.

Enter your email below to get early access to SpecLynx in August 2025.

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SpecLynx OpenAPI Toolkit will be available during August 2025!

SpecLynx OpenAPI Toolkit

Why Choose SpecLynx OpenAPI Toolkit?

SpecLynx OpenAPI Toolkit is engineered for clarity, control, and confidence, enabling you to focus on designing exceptional APIs.

OpenAPI Authoring

Get full YAML/JSON autocompletion, inline documentation hints, validation, linting, and live preview as you type — so you catch errors before they cost you time. OpenAPI Toolkit surfaces context-aware suggestions for paths, parameters, responses, components, ...; flags missing or mismatched fields instantly; and renders a side-by-side spec-to-UI preview that updates with every keystroke. Say goodbye to manual spec checks and hello to a fluid authoring experience that keeps your API specs accurate and up-to-date.

One-Click Tooling

  • Quick Starts & Conversions
  • Reformat & Reorder
  • Semantic Validation & Linting
  • Breaking change detection
  • Workspace-Wide Operations

All these commands — and more — are just a keystroke away in VS Code, so you can focus on designing great APIs instead of wrestling with tooling.

Built by Veterans

SpecLynx OpenAPI Toolkit is crafted by industry veterans, Vladimír Gorej and Francesco Tumanischvili, who bring over 15 years of dedicated experience maintaining and evolving Swagger/OpenAPI tools. Their unparalleled expertise ensures you receive a solution with battle-tested reliability and best practices meticulously baked into every feature.