5 live APIs · generous free tiers

Simple, affordable APIs for developers

A small catalog of fast, affordable, no-nonsense APIs — CORS proxy, PDF tools, email validation, IP geolocation, and currency exchange rates. Generous free tiers, clean JSON, available on RapidAPI.

Browse the APIs View on RapidAPI ↗

The APIs

Fast, stateless, and priced to be the easy choice. Every one has a free tier and clean JSON responses.

Tools

CORS Proxy & Web Toolbox

Fetch any URL with permissive CORS headers, plus link metadata, favicons, and header inspection.

Tools

PDF Toolkit

Merge, split, watermark, rotate, and inspect PDFs from base64 or a URL — no bloat.

Data

Email Validator

Validate emails: syntax, MX/deliverability, disposable & role detection, typo suggestions.

Data

IP Geolocation

Geolocate any IP — country, city, coordinates, timezone — plus IP-to-IP distance.

Finance

Currency Exchange Rates

Convert currencies and fetch live exchange rates — free ECB data, 30+ currencies, daily.

Free online tools

Try the APIs instantly — no signup. Each tool is powered by the same API you can drop into your app.

Free tool

IP Address Lookup

Find the country, city, coordinates, and timezone of any IP address.

Free tool

Email Validator

Check if an email address is valid, deliverable, disposable, or a typo.

Free tool

Currency Converter

Convert between 30+ currencies using daily European Central Bank rates.

Free tool

URL Metadata / Open Graph Checker

See the title, description, and preview image any site exposes via Open Graph tags.

Free tool

CORS Proxy Tester

Fetch any URL through a CORS proxy and see the response — right in your browser.

Why Abundance APIs

Generous free tier

1,000 requests/month free on every API. Upgrade only when you grow.

No SDK, no lock-in

Plain HTTPS and JSON. Call from any language in a few lines.

Stateless & fast

No accounts, no stored data. Hardened against SSRF and abuse.

One bill on RapidAPI

Discovery, keys, and billing handled by RapidAPI. Subscribe in a click.

Ship faster with APIs that just work

Browse the catalog on RapidAPI and start on the free tier today.

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