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Head-to-head · API Design Tools

WSO2 API Designer vs Swagger Editor

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score WSO2 API Designer #5 in API Design Tools 8.7/10 Pricing on request · 30-day trial Free trial✓ 1 of 6 features Visit WSO2
Swagger Editor #6 in API Design Tools 8.4/10 Free plan Free plan✓ 2 of 6 features Visit Swagger Editor

WSO2 API Designer leads on 0 checks, Swagger Editor on 1, and 2 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreWSO2 API Designer · 8.7/10
  • Free planonly Swagger Editor
  • Free trialonly WSO2 API Designer
  • Most featuresSwagger Editor · 2 of 6

WSO2 API Designer scores higher on our rubric for api design tools: 8.7 against 8.4 out of 10; our editors rank them #5 and #6.

Swagger Editor offers free plan; WSO2 API Designer doesn't.

WSO2 API Designer is the better fit for teams designing governed OpenAPI specifications in VS Code. Swagger Editor is the better fit for developers wanting a free OpenAPI editor.

  • WSO2 API Designer fits best

    Teams designing governed OpenAPI specifications in VS Code

  • Swagger Editor fits best

    Developers wanting a free OpenAPI editor

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature WSO2 API Designer 8.7/10 Visit ↗ Swagger Editor 8.4/10 Visit ↗
At a glance
Editor score 8.7 8.4
Ranking #5 in API Design Tools #6 in API Design Tools
Best for Teams designing governed OpenAPI specifications in VS Code Developers wanting a free OpenAPI editor
Pricing model Paid Free
Starting price — Free plan
Free plan — ✓ (best)
Free trial 30 days —
Deployment Desktop Cloud, Self-hosted
Support Community, Docs Docs
Built for Small business, Mid-market, Enterprise Solo, Small business
Features WSO2 API Designer 1/6 · Swagger Editor 2/6
OpenAPI support ✓ ✓
AsyncAPI support Not checked yet ✓ (best)
Mock server Not checked yet Not checked yet
Contract validation Not checked yet Not checked yet
Git synchronization Not checked yet Not checked yet
Team collaboration Not checked yet Not checked yet
Specs
Included team seats Not checked yet Not checked yet
Our review
Pros
  • Visual OpenAPI 3.x editing with form-based design workflows
  • Governance reports cover design quality, AI readiness, and OWASP API security
  • Custom Spectral rules and AI-assisted fixes support governed workflows
  • Supports OpenAPI, Swagger 2.0, OpenAPI 3.x, and AsyncAPI
  • Provides validation feedback, rendering, and autocomplete
  • Offers Docker self-hosting plus npm and plugin customization
Cons
  • No free plan is available
  • Pricing uses a contact-sales model
  • The workflow is centered on Visual Studio Code
  • Standalone editor is aimed at individuals and small teams
  • Broad collaboration workflows are not its primary focus
  • Self-hosting requires a Docker-based local deployment
Our verdict

WSO2 API Designer is a Visual Studio Code extension for creating, editing, validating, and improving OpenAPI specifications. It is aimed at developers and API teams that keep OpenAPI files in VS Code and want design controls alongside…

Read the review →

Swagger Editor is a browser-based and self-hostable tool for designing, describing, and documenting APIs. It supports Swagger 2.0, OpenAPI 3.x, and AsyncAPI specifications, making it suitable for developers and small teams that want a…

Read the review →
  1. WSO2 API DesignerAPI Design Tools 8.7Pricing on request · 30-day trial
  2. Swagger EditorAPI Design Tools 8.4Free plan

Strengths and trade-offs

  • WSO2 API Designer — where it wins

    • Visual OpenAPI 3.x editing with form-based design workflows
    • Governance reports cover design quality, AI readiness, and OWASP API security
    • Custom Spectral rules and AI-assisted fixes support governed workflows

    Where it doesn't

    • No free plan is available
    • Pricing uses a contact-sales model
    • The workflow is centered on Visual Studio Code

  • Swagger Editor — where it wins

    • Supports OpenAPI, Swagger 2.0, OpenAPI 3.x, and AsyncAPI
    • Provides validation feedback, rendering, and autocomplete
    • Offers Docker self-hosting plus npm and plugin customization

    Where it doesn't

    • Standalone editor is aimed at individuals and small teams
    • Broad collaboration workflows are not its primary focus
    • Self-hosting requires a Docker-based local deployment
  • WSO2 API Designer8.7/10 · Pricing on request · 30-day trial

    A governed OpenAPI workspace for teams already working in VS Code.

    Visit WSO2Full verdict →
  • Swagger Editor8.4/10 · Free plan

    A free, capable editor for designing and validating OpenAPI and AsyncAPI specifications.

    Visit Swagger EditorFull verdict →

More comparisons

All API design tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update