Use Case

Event Streaming & Event-Driven Architecture

Publishing, routing, and reacting to event streams.

48 providers 199 APIs 29 declared variants

Event backbones and message brokers that carry events between producers and consumers, and the decoupled, asynchronous architectures — webhooks, choreography, event sourcing — built on top of them.

48 API providers on the APIs.io network offer event streaming & event-driven architecture. The highest-rated are Salesforce, Google Forms, Oracle GoldenGate, Amazon Managed Service for Apache Flink, Convoy.

Providers

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Exemplar 1 Complete, well-documented, and agent-ready
Salesforce Salesforce is a cloud-based customer relationship management (CRM) platform that provides a comprehensive s... 43 APIs 75.3
Strong 9 Solid coverage with minor gaps
Google Forms The Google Forms API is a RESTful interface that lets you create and modify Google Forms programmatically, ... 1 API 68.3 Oracle GoldenGate Oracle GoldenGate enables real-time data integration and replication in heterogeneous IT environments. Thes... 6 APIs 68.1 Amazon Managed Service for Apache Flink Amazon Managed Service for Apache Flink is the easiest way to transform and analyze streaming data in real ... 1 API 67.3 Convoy Convoy is an open-source, cloud-native webhooks gateway used to securely ingest, persist, debug, deliver, a... 1 API 65.5 Microsoft Azure Functions Azure Functions is a serverless compute platform from Microsoft Azure enabling event-driven code execution ... 2 APIs 63.9 Choreo WSO2 Choreo is an enterprise-grade Internal Developer Platform (IDP) and application orchestration platform... 3 APIs 62.7 Amazon Kinesis Amazon Kinesis makes it easy to collect, process, and analyze real-time streaming data so you can get timel... 7 APIs 61.5 Azure Container Apps Azure Container Apps is a serverless container service for running microservices and containerized applicat... 1 API 61.2 Apache CouchDB Apache CouchDB is an open-source distributed document-oriented NoSQL database governed by the Apache Softwa... 1 API 60.1
Developing 25 Usable, with meaningful gaps to close
Amazon MemoryDB Amazon MemoryDB for Redis is a durable, in-memory database service that delivers ultra-fast performance. It... 1 API 59.6 Apache ActiveMQ Apache ActiveMQ is an open-source, high-performance message broker written in Java, developed by the Apache... 3 APIs 58.9 Amazon MSK Amazon Managed Streaming for Apache Kafka (Amazon MSK) is a fully managed service that enables you to build... 1 API 58.6 Webex Cisco Webex is a comprehensive collaboration platform offering APIs for messaging, meetings, calling, devic... 9 APIs 58.4 Amazon MQ Amazon MQ is a managed message broker service for Apache ActiveMQ and RabbitMQ that makes it easy to set up... 1 API 58.1 SnapLogic Our AI-powered, all-in-one generative integration platform unifies your data and streamlines workflows to t... 4 APIs 57.9 Kong Kong is the AI Connectivity Company. Its platform spans Kong Gateway (the open-source API gateway built on ... 10 APIs 57.7 Apache Ignite Apache Ignite is a distributed database for mission-critical high-velocity applications requiring in-memory... 3 APIs 57.6 AWS Step Functions AWS Step Functions is a serverless orchestration service that lets you coordinate distributed applications ... 1 API 57.6 Apache Kafka Apache Kafka is an open-source distributed event streaming platform used by thousands of companies for high... 3 APIs 57.3 ActiveCampaign ActiveCampaign is a leading marketing automation platform that helps businesses of all sizes seamlessly eng... 2 APIs 55.8 Apache BookKeeper Apache BookKeeper is a scalable, fault-tolerant, and low-latency storage service optimized for real-time wo... 2 APIs 55.7 Salesforce Marketing Cloud Salesforce Marketing Cloud is a comprehensive digital marketing platform that enables businesses to manage ... 15 APIs 53.8 AWS Lambda AWS Lambda is a serverless, event-driven compute service that lets you run code for virtually any type of a... 5 APIs 53.2 Hatchet Hatchet is an open-source distributed task queue and workflow orchestration engine for background jobs, AI ... 1 API 53.1 Argo Argo is a collection of open-source Kubernetes-native tools for workflows, events, CI/CD, and progressive d... 4 APIs 51.9 Apache Ranger Apache Ranger is a framework to enable, monitor, and manage comprehensive data security across the Hadoop p... 1 API 51.2 Akka Akka is a toolkit and runtime for building highly concurrent, distributed, and resilient message-driven app... 4 APIs 49.7 Azure Service Bus Azure Service Bus is a fully managed enterprise message broker with message queues and publish-subscribe to... 1 API 49.0 Apache EventMesh Apache EventMesh is a dynamic event-driven application runtime used to decouple the application and backend... 2 APIs 48.5 Apache Samza Apache Samza is a distributed stream processing framework that provides a simple API for building stateful ... 1 API 47.9 Ballerina Integration problems have been solved by restricted drag-and-drop tools/DSLs or generic programming languag... 1 API 47.7 Azure Logic Apps Azure Logic Apps is a cloud platform for creating and running automated workflows that integrate apps, data... 1 API 47.3 Apache Flume Apache Flume is a distributed, reliable, and available service for efficiently collecting, aggregating, and... 2 APIs 47.2 Apache Pulsar Apache Pulsar is a cloud-native, distributed messaging and streaming platform that provides server-to-serve... 2 APIs 45.5
Thin 9 Limited public surface area
AMQP AMQP (Advanced Message Queuing Protocol) is an open standard for message-oriented middleware governed by OA... 1 API 43.8 LAPIS LAPIS (Lightweight API Specification for Intelligent Systems) is a compact, LLM-native API description form... 1 API 40.3 Aklivity Aklivity provides the Zilla multi-protocol edge and service proxy for event-driven architectures, enabling ... 3 APIs 40.0 Beeceptor Beeceptor is an API mocking, HTTP debugging, and proxy platform that lets developers create mock servers in... 1 API 37.3 Forto Forto is a digital freight forwarder and supply chain platform that combines technology with logistics expe... 1 API 37.3 Apache Avro Apache Avro is a data serialization system that provides rich data structures, a compact binary format, and... 1 API 35.7 Apache NiFi Apache NiFi is a dataflow management system designed to automate the flow of data between systems. It provi... 3 APIs 35.3 Apache Camel Apache Camel is an open-source integration framework developed by the Apache Software Foundation that imple... 4 APIs 33.7 Apache Beam Apache Beam is a unified, open-source programming model developed by the Apache Software Foundation for def... 2 APIs 33.1
Emerging 4 Early or largely undocumented
Conductor OSS Conductor OSS is the Netflix-founded, Orkes-stewarded open source workflow and agentic AI orchestration pla... 2 APIs 28.7 Restate Restate is a durable execution platform for building resilient distributed applications, microservice orche... 3 APIs 28.7 API Specifications Meta-index of the specification languages used to describe APIs, events, schemas, and service interfaces ac... 13 APIs 27.7 Events Event-driven APIs catalog. Documents the landscape of brokers, streaming platforms, schema registries, and ... 18 APIs 26.3

What Providers Actually Declared

This use case is a canonical term. These are the free-text strings providers wrote in their own apis.yml that map onto it.

Apache KafkaEvent SourcingEvent Stream ProcessingEvent StreamingEvent Streaming PipelinesEvent-Driven ArchitectureEvent-Driven Architecture (EDA)Event-Driven Architecture ContractsEvent-Driven ArchitecturesEvent-Driven AutomationEvent-Driven GraphQL BackendsEvent-Driven IntegrationEvent-Driven ProcessingEvent-Driven WorkflowsHTTP to Kafka REST APIKafka Event IngestionKafka Governance at ScaleKafka Topic AuthorizationPub/Sub MessagingReal-Time Event StreamingReal-Time Event-Driven MarketingReal-Time Stream ProcessingReceiving webhooks from third-party providers and routing to internal servicesStream Processing StorageStreaming data to big data platforms (Kafka, Hadoop, Elasticsearch)Webhook HandlingWebhook TestingWebhook-Aware IntegrationsWebhook-Driven Integrations

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