Aggregation

Aggregation

An index and topic collection covering API aggregation, marketplaces, directories, unified APIs, and catalog platforms. API aggregation brings together multiple APIs under a single interface, simplifying integration, reducing maintenance overhead, and enabling consistent authentication and data normalization across disparate services. This collection includes API marketplaces like RapidAPI, unified API platforms like Merge and Apideck, API directories like APIs.guru and APIs.io, web scraping aggregators, and open-source catalog tools like Backstage.

handymanServices & Tools

handyman Alloy Automation code Repo link APIs.io
handyman Any-API code Repo link APIs.io
handyman API Harmony code Repo link APIs.io
handyman API Layer code Repo link APIs.io
handyman API Stack code Repo link APIs.io
handyman Apideck code Repo link APIs.io
handyman Apify code Repo link APIs.io
handyman APIpark code Repo link APIs.io
handyman APIs.guru code Repo link APIs.io
handyman APIs.io code Repo link APIs.io
handyman APIs.json code Repo link APIs.io
handyman Backstage code Repo link APIs.io
handyman Blobr code Repo link APIs.io
handyman Bright Data code Repo link APIs.io
handyman Codat code Repo link APIs.io
handyman Composio code Repo link APIs.io
handyman Datafiniti code Repo link APIs.io
handyman Diffbot code Repo link APIs.io
handyman DigitalAPI code Repo link APIs.io
handyman Finverse code Repo link APIs.io
handyman Hotglue code Repo link APIs.io
handyman Import.io code Repo link APIs.io
handyman Merge code Repo link APIs.io
handyman Nango code Repo link APIs.io
handyman Optic code Repo link APIs.io
handyman Paragon code Repo link APIs.io
handyman Plaid code Repo link APIs.io
handyman Postman code Repo link APIs.io
handyman ProgrammableWeb code Repo link APIs.io
handyman Public APIs code Repo link APIs.io
handyman RapidAPI code Repo link APIs.io
handyman Rutter code Repo link APIs.io
handyman SaaSHub code Repo link APIs.io
handyman ScrapingBee code Repo link APIs.io
handyman SmartBear code Repo link APIs.io
handyman Stoplight code Repo link APIs.io
handyman SwaggerHub code Repo link APIs.io
handyman Tray.io code Repo link APIs.io
handyman Unified.to code Repo link APIs.io
handyman Vessel code Repo link APIs.io
handyman Workato code Repo link APIs.io
handyman Zyla code Repo link APIs.io

extensionCommon Features

extensionUnified API Interface

API aggregation platforms expose multiple underlying APIs through a single, standardized interface, reducing the integration burden for developers.

extensionAPI Marketplaces and Discovery

API directories and marketplaces like RapidAPI, APIs.guru, and APIs.io help developers discover, evaluate, and subscribe to APIs from multiple providers.

extensionData Normalization

Unified API platforms like Merge and Apideck normalize data schemas across disparate HR, CRM, and accounting systems into a consistent model.

extensionAuthentication Abstraction

Aggregation layers handle OAuth, API keys, and other authentication flows across multiple providers, presenting a single auth interface to the consumer.

extensionAPI Catalogs and Internal Discovery

Internal API catalog tools like Backstage and Stoplight enable organizations to document, discover, and govern APIs across the enterprise.

extensionWeb Scraping as API

Platforms like Bright Data, Apify, and ScrapingBee aggregate web data and expose it through structured APIs, removing the need for custom scraper maintenance.

task_altUse Cases

task_altUnified HR and CRM Integration

Unified API platforms like Merge and Apideck enable applications to sync with dozens of HR systems (BambooHR, Workday, ADP) through a single normalized API.

task_altAPI Marketplace Distribution

API providers publish their APIs to marketplaces like RapidAPI to reach new developer audiences and monetize access through tiered subscription plans.

task_altInternal API Governance

Organizations use API catalogs like Backstage or Stoplight to document, version, and govern internal APIs across product teams.

task_altFinancial Data Aggregation

Platforms like Plaid and Codat aggregate financial account data from banks and accounting systems into normalized APIs for fintech applications.

task_altAI Agent Tool Federation

Aggregation platforms like Composio expose hundreds of third-party APIs as unified tool sets that AI agents can discover and invoke.

integration_instructionsIntegrations

integration_instructionsRapidAPI

The largest API marketplace with 40,000+ APIs available to developers through a unified subscription and API key model.

integration_instructionsMerge

Unified API for HR, payroll, accounting, CRM, and ATS integrations across 100+ providers.

integration_instructionsApideck

Unified API platform for CRM, file storage, accounting, and e-commerce integrations.

integration_instructionsComposio

API aggregation platform enabling AI agents to use 100+ apps as structured tools.

integration_instructionsBackstage

Open-source developer portal and API catalog platform from Spotify for internal service discovery.

integration_instructionsAPIs.guru

Open-source directory of machine-readable API specifications (OpenAPI) maintained by the community.

integration_instructionsPlaid

Financial data aggregation platform connecting apps to bank accounts and financial institutions.

integration_instructionsNango

Open-source unified API for OAuth integrations across 200+ apps.

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