Best Free API Tools

Ranked by community votes · Free only

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Archify

See components, APIs, libraries, and application behavior directly inside your browser

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ditto.site

Point Ditto at any public URL and get a byte-stable copy as clean, componentized Next

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Firecrawl - The context API to search, scrape, and interact with the web at scale. 🔥

Firecrawl is the context API to search, scrape, and interact with the web at scale

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Voiden.md

Redefining how developers work with APIs

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General Hook

Free in-browser mock API server and webhook inspector

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Random Profiles API

Generate realistic fake user profiles and companies with 100+ fields each for seed data, testing, and prototypes

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bolsai

API REST com 27+ indicadores fundamentalistas, 350+ ações, 400+ FIIs

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Verid

Monitor any URL for changes

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Video API Hub

Create videos programmatically with a simple JSON API

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Mail-Reacher

Multi-provider SMTP proxy for developers: one endpoint above SES, Postmark, Mailgun, SendGrid, Brevo, Resend or custom SMTP

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Contact form 7 to any API

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VebAPI

Access complete SEO analysis in one powerful API

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noSwag.io - AI-Powered API Test Generation

Streamline API testing using noSwag: Convert OpenAPI/Swagger specs into pytest test scripts

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LaTeX to PDF API

Generate beautiful PDFs from LaTeX templates using our simple REST API

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TDAD

A visual workflow engine that upgrades your AI from code generator to disciplined engineer

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TemplateFox

Design templates visually, generate PDFs and images via API or no-code

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Parse

A web scraping API that turns any website into a clean, structured REST API