API Layer

aid: api-layer
name: API Layer
description: APILayer is a curated API marketplace offering 178+ production-ready APIs across categories including finance,
  currency exchange, geolocation, weather, AI/ML, security, and developer tools, with API key authentication, free tiers,
  and comprehensive documentation. It hosts well-known APIs including IPstack, Currencylayer, Fixer, Weatherstack, Aviationstack,
  and Mediastack.
type: Index
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
tags:
- AI
- API Marketplace
- Aviation
- Currency
- Developer Portal
- Finance
- Geolocation
- Security
- Weather
url: https://raw.githubusercontent.com/api-evangelist/api-layer/refs/heads/main/apis.yml
created: '2026-03-25'
modified: '2026-04-19'
specificationVersion: '0.19'
apis:
- aid: api-layer:api-layer-marketplace
  name: APILayer Marketplace
  description: The APILayer Marketplace provides access to 178+ reliable, scalable APIs across categories like AI/ML, finance,
    geolocation, security, scraping, marketing, communication, and developer tools, each with free plans, extensive documentation,
    and code examples in multiple programming languages. Authentication is API key-based across all marketplace APIs.
  humanURL: https://apilayer.com/
  tags:
  - API Marketplace
  - Developer Portal
  - Integration
  properties:
  - type: Documentation
    url: https://marketplace.apilayer.com/docs
  - type: GettingStarted
    url: https://marketplace.apilayer.com/docs/article/getting-started
  - type: Marketplace
    url: https://marketplace.apilayer.com/
common:
- type: LinkedIn
  url: https://www.linkedin.com/company/apilayer
- type: Website
  url: https://apilayer.com/
- type: Marketplace
  url: https://marketplace.apilayer.com/
- type: Documentation
  url: https://docs.apilayer.com/
- type: GettingStarted
  url: https://marketplace.apilayer.com/docs/article/getting-started
- type: Blog
  url: https://blog.apilayer.com/
- type: FAQ
  url: https://marketplace.apilayer.com/docs/article/marketplace-faq
- type: GitHubOrganization
  url: https://github.com/apilayer
- type: Discord
  url: https://discord.gg/apilayer
- type: Features
  data:
  - name: API Marketplace
    description: Curated catalog of 178+ production-ready APIs across 15+ categories with unified discovery and subscription
      management.
  - name: API Key Authentication
    description: Single API key authentication model unified across all marketplace APIs for simplified integration.
  - name: Free Tiers
    description: All marketplace APIs offer free plans allowing developers to get started without upfront cost.
  - name: Low Latency Infrastructure
    description: Feature-rich APIs optimized for low latency and high availability for enhanced developer experience.
  - name: Multi-Language Code Examples
    description: Comprehensive documentation with code examples in multiple programming languages for every API.
  - name: Affiliate Program
    description: Earn commissions by referring developers and businesses to the APILayer marketplace.
- type: UseCases
  data:
  - name: Content Personalization by Location
    description: Use IPstack or Positionstack to tailor content and offers based on visitor geolocation.
  - name: Currency Conversion
    description: Integrate Currencylayer or Fixer for real-time and historical currency exchange data in financial applications.
  - name: Fraud Prevention
    description: Monitor and block suspicious requests using geolocation and IP intelligence APIs.
  - name: Weather Data Integration
    description: Embed real-time and forecast weather data into applications using Weatherstack.
  - name: Aviation Data Access
    description: Access real-time flight tracking, schedules, and airline data via Aviationstack.
  - name: Regulatory Compliance Automation
    description: Automate geographic compliance checks using location intelligence APIs.
- type: Integrations
  data:
  - name: IPstack
    description: Geolocation API for IP address intelligence and location detection.
  - name: Currencylayer
    description: Real-time and historical currency exchange rate API.
  - name: Fixer
    description: Foreign exchange rates and currency conversion API.
  - name: Weatherstack
    description: Real-time and historical weather data API.
  - name: Aviationstack
    description: Real-time flight tracking, schedules, and airline data API.
  - name: Mediastack
    description: Real-time news data aggregation API.
  - name: Numverify
    description: Global phone number validation and lookup API.
  - name: Serpstack
    description: Real-time Google search results and SERP data API.
  - name: Pdflayer
    description: HTML to PDF conversion API.
  - name: Screenshotlayer
    description: URL screenshot and website capture API.
- type: LlmsText
  url: https://apilayer.com/llms.txt
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com