Best API Marketplace Software in 2026
Updated
In short: Postman is ranked #1 of 28 as of 4 October 2026, ahead of Gravitee API Gateway and API.market. The best-ranked option with a free plan is Gravitee API Gateway. The lowest first paid tier on this page is DigitalAPI at $2.50/mo.
If you’re choosing a way to publish and sell APIs, compare how each marketplace handles API product limits, publishing, and deployment. Marketplace type and analytics can help distinguish how products are organized and monitored; monetization models and subscriber billing show what to examine around paid access. Check free-plan availability and paid-from pricing alongside those capabilities. API.market, RapidAPI, and api0.app lead the ranked entries, with APIDistributed and FabriXAPI also appearing near the start. Use the listed criteria to weigh the marketplace setup and billing model that fit your API distribution needs.
28 API marketplace software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
#1 Postman Top pick · 7.3 Free plan · $9/mo
#2 Gravitee API Gateway Runner-up · 7.1 Free plan · $2,500/mo #3 API.market Also great · 7.0 Free plan · $599/mo
- Free planFree trial extensionLinuxmacOSWebWindows
- Free plan
- Yes
- Paid from
- 9 /mo
RecognisedDocumentedFree planPlatforms$9/mofirst paid tier About PostmanVisit site - Free plan apiLinuxself-hostedWebWindows
- Free plan
- Yes
- Paid from
- 2,500 /mo
RecognisedDocumentedFree planPlatforms$2,500/mofirst paid tier About Gravitee API GatewayVisit site - Free planFree trial apiself-hostedWeb
- Free plan
- Yes
- Marketplace type
- both
- Monetization models
- mixed
- API publishing
- Yes
- Subscriber billing
- Yes
RecognisedDocumentedFree planPlatforms$599/mofirst paid tier About API.marketVisit site - Free plan apiWeb
- Free plan
- Yes
- Paid from
- 29 /mo
- Marketplace type
- both
- Monetization models
- subscription
- API publishing
- Yes
- Subscriber billing
- Yes
RecognisedDocumentedFree planPlatforms$29/mofirst paid tier About DatovuVisit site - Free planFree trial apiLinuxself-hostedWeb
- Free plan
- No
- Paid from
- 25 /mo
RecognisedDocumentedFree planPlatforms - Free plan apiWeb
- Free plan
- Yes
- Marketplace type
- both
- Monetization models
- mixed
- API publishing
- Yes
- Subscriber billing
- Yes
RecognisedDocumentedFree planPlatforms$69/mofirst paid tier About FabriXAPIVisit site - Free planFree trial apiLinuxself-hostedWeb
- Free plan
- Yes
- Paid from
- 25 /mo
RecognisedDocumentedFree planPlatforms$25/mofirst paid tier About ZuploVisit site - Free plan apiWeb
- Free plan
- Yes
- Marketplace type
- both
- Monetization models
- mixed
- API publishing
- Yes
- Subscriber billing
- Yes
RecognisedDocumentedFree planPlatforms - Free plan apiWeb
- Free plan
- Yes
- Marketplace type
- public
- Monetization models
- subscription
- API publishing
- Yes
- Subscriber billing
- Yes
RecognisedDocumentedFree planPlatforms$19.99/mofirst paid tier About APILayer MarketplaceVisit site - Free planFree trial apiself-hostedWeb
- Free plan
- Yes
RecognisedDocumentedFree planPlatforms - Free plan apiWeb
- Free plan
- Yes
- Marketplace type
- public
- Monetization models
- mixed
- API publishing
- Yes
- Subscriber billing
- Yes
RecognisedDocumentedFree planPlatforms - Free plan apiWeb
- Free plan
- No
RecognisedDocumentedFree planPlatforms - apiWeb
- Marketplace type
- partner
- Monetization models
- mixed
- API publishing
- Yes
RecognisedDocumentedFree planPlatforms - apiextensionmacOSWeb
- Free plan
- Yes
- Marketplace type
- both
- Monetization models
- mixed
- API publishing
- Yes
- Subscriber billing
- Yes
RecognisedDocumentedFree planPlatforms - Free trial apiLinuxself-hostedWeb
- Free plan
- No
RecognisedDocumentedFree planPlatforms - Free trial extensionLinuxmacOSWebWindows
- Free plan
- No
RecognisedDocumentedFree planPlatforms$119/mofirst paid tier About WSO2 API DesignerVisit site - Free trial apiself-hostedWeb
- Free plan
- No
- Paid from
- 99 /mo
RecognisedDocumentedFree planPlatforms$99/mofirst paid tier About BoomiVisit site - Free trial apiself-hostedWebRecognisedDocumentedFree planPlatforms$2.50/mofirst paid tier About DigitalAPIVisit site
- apiself-hostedWeb
- Marketplace type
- public
- Monetization models
- subscription
- API publishing
- Yes
- Subscriber billing
- Yes
RecognisedDocumentedFree planPlatforms - api
- Marketplace type
- both
- Monetization models
- mixed
- API publishing
- Yes
- Subscriber billing
- Yes
RecognisedDocumentedFree planPlatforms - Web
- Marketplace type
- public
- Monetization models
- mixed
- Subscriber billing
- Yes
RecognisedDocumentedFree planPlatforms - Web
- Monetization models
- mixed
- API publishing
- Yes
- Subscriber billing
- Yes
RecognisedDocumentedFree planPlatforms - Web
- Free plan
- No
RecognisedDocumentedFree planPlatforms - WebRecognisedDocumentedFree planPlatforms
-
- Free plan
- Yes
- Paid from
- 16 /mo
RecognisedDocumentedFree planPlatforms
Is your app on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which API marketplace software is ranked first on Everything Xiaomi?
Postman is ranked #1 of 28 with a score of 7.3. Gravitee API Gateway is second and API.market third.
How many of these have a free plan?
12 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, DigitalAPI has the lowest first paid tier we found: $2.50/mo.
How is this list ranked?
Ranked on what each maker publishes: documentation depth, a free tier and the platforms it runs on. Paid placements never change a rank.