Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience real numbers from our own analytics — open to see them
–Visitors
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · counted by iTechGuides's own first-party analytics, bots removed, every figure rounded down · how we count

Head-to-head · API Catalog Tools

Axway Amplify Engage vs Backstage

  • Updated Oct 2026
  • Both researched from official sources
  • 1 check side by side
Higher score Axway Amplify Engage #4 in API Catalog Tools 8.4/10 Pricing on request ✓ 0 of 2 features Visit Axway
Backstage #6 in API Catalog Tools 8.1/10 Free plan Free plan✓ 0 of 2 features Visit Backstage

Axway Amplify Engage leads on 0 checks, Backstage on 1, and 0 are even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreAxway Amplify Engage · 8.4/10
  • Free planonly Backstage

Axway Amplify Engage scores higher on our rubric for api catalog tools: 8.4 against 8.1 out of 10; our editors rank them #4 and #6.

Backstage offers free plan; Axway Amplify Engage doesn't publish it.

Axway Amplify Engage is the better fit for enterprises running API marketplaces. Backstage is the better fit for teams wanting a free, extensible API catalog.

  • Axway Amplify Engage fits best

    Enterprises running API marketplaces

  • Backstage fits best

    Teams wanting a free, extensible API catalog

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature Axway Amplify Engage 8.4/10 Visit ↗ Backstage 8.1/10 Visit ↗
At a glance
Editor score 8.4 8.1
Ranking #4 in API Catalog Tools #6 in API Catalog Tools
Best for Enterprises running API marketplaces Teams wanting a free, extensible API catalog
Pricing model Paid Free
Starting price Not published Not published
Free plan Not published ✓ (best)
Free trial — —
Deployment Cloud Self-hosted
Platforms Web Web
Support Community, Docs Community, Docs
Integrations 4 integrations 5 integrations
Built for Enterprise, Mid-market Small business, Mid-market, Enterprise
Features Axway Amplify Engage 0/2 · Backstage 0/2
Ownership assignment Not published Not published
Governance workflows Not published Not published
Specs
Catalog sources Not published Not published
Portal access Not published Not published
API spec formats Not published Not published
Deployment options Not published Not published
Our review
Pros
  • Discovers and organizes APIs across AWS, Azure, Apigee, and MuleSoft.
  • Supports marketplace publishing, subscriptions, and Stripe billing.
  • Includes compliance validation, access controls, and usage analytics.
  • Catalogs services, APIs, libraries, infrastructure, and ownership metadata
  • Templates standardize project creation and publish components to repositories
  • Plugins extend the portal with tools such as Kubernetes and TechDocs
Cons
  • Pricing is quote-based, with a minimum of 5 assets and 10 subscriptions.
  • Engage is listed as multi-tenant SaaS, not a self-managed deployment.
  • Support channels listed are community and documentation.
  • Self-hosting means teams operate the portal themselves
  • Broader developer portal rather than a dedicated API catalog
  • Scorecards depend on plugins rather than core features
Our verdict

Axway Amplify Engage is a cloud service for building API marketplaces, intended for enterprises and mid-market organizations serving internal or external developer audiences. It brings API discovery and cataloging together with governance,…

Read the review →

Backstage is an open-source framework for internal developer portals, with a searchable catalog that covers APIs alongside services, libraries, infrastructure, and ownership metadata. It suits developers, platform engineers, and…

Read the review →
  1. Axway Amplify EngageAPI Catalog Tools 8.4Pricing on request
  2. BackstageAPI Catalog Tools 8.1Free plan

Strengths and trade-offs

  • Axway Amplify Engage — where it wins

    • Discovers and organizes APIs across AWS, Azure, Apigee, and MuleSoft.
    • Supports marketplace publishing, subscriptions, and Stripe billing.
    • Includes compliance validation, access controls, and usage analytics.

    Where it doesn't

    • Pricing is quote-based, with a minimum of 5 assets and 10 subscriptions.
    • Engage is listed as multi-tenant SaaS, not a self-managed deployment.
    • Support channels listed are community and documentation.

  • Backstage — where it wins

    • Catalogs services, APIs, libraries, infrastructure, and ownership metadata
    • Templates standardize project creation and publish components to repositories
    • Plugins extend the portal with tools such as Kubernetes and TechDocs

    Where it doesn't

    • Self-hosting means teams operate the portal themselves
    • Broader developer portal rather than a dedicated API catalog
    • Scorecards depend on plugins rather than core features
  • Axway Amplify Engage8.4/10 · Pricing on request

    A cloud API marketplace for discovery, governance, subscriptions, billing, and analytics.

    Visit AxwayFull verdict →
  • Backstage8.1/10 · Free plan

    A free, extensible developer portal with a searchable catalog for APIs and software.

    Visit BackstageFull verdict →

More comparisons

All API catalog tools comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update