3scale (Red Hat).

API management platform by Red Hat with developer portal and usage tracking

Facts

Fusio
Open-source API management platform for building and managing REST APIs
DE · open-source
↗
Gravitee.io
French open-source API management platform with gateway, portal and access management
FR · open-source
↗
KrakenD
Spanish high-performance API gateway built in Go with declarative configuration
ES · open-source
↗
Axway
French API management and integration platform for enterprise environments
FR · commercial
↗
Software AG webMethods
German integration platform with API management, ESB and microservices gateway
DE · commercial
↗