Use Case

Event Streaming & Event-Driven Architecture

Publishing, routing, and reacting to event streams.

50 providers 1101 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.

50 API providers on the APIs.io network offer event streaming & event-driven architecture. The highest-rated are Salesforce, Amazon Kinesis, Oracle GoldenGate, Convoy, AWS Lambda.

Providers

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

Exemplar 5 Complete, well-documented, and agent-ready
Salesforce Salesforce is a cloud-based customer relationship management (CRM) platform that provides a comprehensive s... 294 APIs 80.1 Amazon Kinesis Amazon Kinesis makes it easy to collect, process, and analyze real-time streaming data so you can get timel... 11 APIs 67.1 Oracle GoldenGate Oracle GoldenGate enables real-time data integration and replication in heterogeneous IT environments. Thes... 37 APIs 67.0 Convoy Convoy is an open-source, cloud-native webhooks gateway used to securely ingest, persist, debug, deliver, a... 11 APIs 66.3 AWS Lambda AWS Lambda is a serverless, event-driven compute service that lets you run code for virtually any type of a... 12 APIs 66.1
Strong 16 Solid coverage with minor gaps
Amazon Managed Service for Apache Flink Amazon Managed Service for Apache Flink is the easiest way to transform and analyze streaming data in real ... 31 APIs 65.7 Azure Container Apps Azure Container Apps is a serverless container service for running microservices and containerized applicat... 5 APIs 65.4 Adobe Experience Cloud Adobe Experience Cloud is an integrated suite of applications and services for digital marketing, analytics... 36 APIs 64.7 Microsoft Azure Functions Azure Functions is a serverless compute platform from Microsoft Azure enabling event-driven code execution ... 23 APIs 64.7 Choreo WSO2 Choreo is an enterprise-grade Internal Developer Platform (IDP) and application orchestration platform... 16 APIs 64.6 Amazon MQ Amazon MQ is a managed message broker service for Apache ActiveMQ and RabbitMQ that makes it easy to set up... 5 APIs 63.2 Amazon MSK Amazon Managed Streaming for Apache Kafka (Amazon MSK) is a fully managed service that enables you to build... 6 APIs 63.2 AWS Step Functions AWS Step Functions is a serverless orchestration service that lets you coordinate distributed applications ... 26 APIs 62.3 SnapLogic Our AI-powered, all-in-one generative integration platform unifies your data and streamlines workflows to t... 7 APIs 60.8 Kong Kong is the AI Connectivity Company. Its platform spans Kong Gateway (the open-source API gateway built on ... 139 APIs 59.6 Salesforce Marketing Cloud Salesforce Marketing Cloud is a comprehensive digital marketing platform that enables businesses to manage ... 17 APIs 59.5 Webex Cisco Webex is a comprehensive collaboration platform offering APIs for messaging, meetings, calling, devic... 178 APIs 58.9 ActiveCampaign ActiveCampaign is a leading marketing automation platform that helps businesses of all sizes seamlessly eng... 36 APIs 58.7 Azure Service Bus Azure Service Bus is a fully managed enterprise message broker with message queues and publish-subscribe to... 4 APIs 56.5 Google Forms The Google Forms API is a RESTful interface that lets you create and modify Google Forms programmatically, ... 3 APIs 56.5 Hatchet Hatchet is an open-source distributed task queue and workflow orchestration engine for background jobs, AI ... 27 APIs 56.5
Developing 17 Usable, with meaningful gaps to close
Apache Kafka Apache Kafka is an open-source distributed event streaming platform used by thousands of companies for high... 12 APIs 53.9 Apache Ignite Apache Ignite is a distributed database for mission-critical high-velocity applications requiring in-memory... 15 APIs 53.7 Amazon MemoryDB Amazon MemoryDB for Redis is a durable, in-memory database service that delivers ultra-fast performance. It... 12 APIs 50.5 Argo Argo is a collection of open-source Kubernetes-native tools for workflows, events, CI/CD, and progressive d... 14 APIs 49.8 Azure Logic Apps Azure Logic Apps is a cloud platform for creating and running automated workflows that integrate apps, data... 2 APIs 49.6 Akka Akka is a toolkit and runtime for building highly concurrent, distributed, and resilient message-driven app... 6 APIs 49.1 Ballerina Integration problems have been solved by restricted drag-and-drop tools/DSLs or generic programming languag... 3 APIs 48.6 Apache CouchDB Apache CouchDB is an open-source distributed document-oriented NoSQL database governed by the Apache Softwa... 9 APIs 47.7 Apache Ranger Apache Ranger is a framework to enable, monitor, and manage comprehensive data security across the Hadoop p... 5 APIs 47.6 Apache Flume Apache Flume is a distributed, reliable, and available service for efficiently collecting, aggregating, and... 2 APIs 46.5 Apache EventMesh Apache EventMesh is a dynamic event-driven application runtime used to decouple the application and backend... 7 APIs 44.6 Apache Samza Apache Samza is a distributed stream processing framework that provides a simple API for building stateful ... 3 APIs 44.5 Aklivity Aklivity provides the Zilla multi-protocol edge and service proxy for event-driven architectures, enabling ... 3 APIs 43.8 Beeceptor Beeceptor is an API mocking, HTTP debugging, and proxy platform that lets developers create mock servers in... 5 APIs 43.7 Forto Forto is a digital freight forwarder and supply chain platform that combines technology with logistics expe... 7 APIs 43.6 Apache ActiveMQ Apache ActiveMQ is an open-source, high-performance message broker written in Java, developed by the Apache... 4 APIs 42.4 Apache Pulsar Apache Pulsar is a cloud-native, distributed messaging and streaming platform that provides server-to-serve... 8 APIs 42.0
Thin 8 Limited public surface area
Apache BookKeeper Apache BookKeeper is a scalable, fault-tolerant, and low-latency storage service optimized for real-time wo... 6 APIs 41.9 AMQP AMQP (Advanced Message Queuing Protocol) is an open standard for message-oriented middleware governed by OA... 1 API 41.3 Apache NiFi Apache NiFi is a dataflow management system designed to automate the flow of data between systems. It provi... 6 APIs 39.0 LAPIS LAPIS (Lightweight API Specification for Intelligent Systems) is a compact, LLM-native API description form... 1 API 35.3 Conductor OSS Conductor OSS is the Netflix-founded, Orkes-stewarded open source workflow and agentic AI orchestration pla... 5 APIs 32.9 Apache Avro Apache Avro is a data serialization system that provides rich data structures, a compact binary format, and... 1 API 31.0 Apache Beam Apache Beam is a unified, open-source programming model developed by the Apache Software Foundation for def... 2 APIs 31.0 Apache Camel Apache Camel is an open-source integration framework developed by the Apache Software Foundation that imple... 4 APIs 30.8
Emerging 3 Early or largely undocumented
Restate Restate is a durable execution platform for building resilient distributed applications, microservice orche... 3 APIs 26.4 API Specifications Meta-index of the specification languages used to describe APIs, events, schemas, and service interfaces ac... 13 APIs 22.0 Events Event-driven APIs catalog. Documents the landscape of brokers, streaming platforms, schema registries, and ... 18 APIs 20.6
Minimal 1 Almost no public developer surface
Binary Format Binary format refers to data encoding and serialization methods that use binary rather than text representa... 7.5

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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