Apps with 'Api' feature Page 21 of 53

AI-powered form builder that turns natural language into dynamic forms with conditional logic, calculations, and approval workflows.

AI-powered document automation for proposals, contracts, invoices, and reports — bring your own ChatGPT, Claude, or Gemini API key.

The API Astrolab enables today’s API-first companies to show their API products in a visual way so that anyone can understand how they work.

Financial Data API provides access to a variety of financial information. You can get end-of-day or intraday market data, examine company financial statements and ratios, access insider trading, institutional trading, or earnings release data.

Docmosis is a self-hosted or SaaS template-based document generation solution.  Integrate with custom-built software applications or popular third-party apps using the API.

Online tool separates songs into instrumental and vocal files, offers pitch and tempo shifting, delivers downloadable MP3s, and uses pay-per-song pricing.

ScreenshotRun is a screenshot API built for developers who need reliable, fast website captures. Send a URL, get back a high-quality screenshot — as simple as that.

A modern pastebin for developers who care about privacy, speed, and beautiful code sharing. No account required. No tracking. No ads. Just paste.

Dozuki is a web-based tool for creating and distributing step-by-step documentation. With Dozuki you can create and view your content on any device, including: iOS, Android, Windows, Mac, and any device with a web browser.

FlareReach is a real-time email validation API built for developers and growth teams. Unlike standard validators that return a simple valid/invalid flag, FlareReach returns a full breakdown for each address: syntax check, SMTP-level mailbox existence, MX record verification...

Knock is customer engagement infrastructure for product-led growth. Activate your data, ship cross-channel messaging, and accelerate growth by managing your product, marketing, and transactional messaging with Knock.

MockBolt lets you paste any JSON and instantly get a live mock HTTP endpoint — no signup, no install, no CLI.

The Problem: Let’s face it, coding web forms can be a bit of a drag, but it’s hard to avoid if your goal is a solid user experience. After putting in the effort to build a form, it’s hard to find energy to wire up a submission notification, and good luck finding an elegant...

PromptBrake is a security testing platform designed for teams building with LLM APIs. It runs 60+ attack prompts across 12 security test categories to identify vulnerabilities such as prompt injection, data leaks, policy bypasses, tool misuse, and credential exposure.

TemplateFox turns a template into an API endpoint. Design your document or visual once in the drag-and-drop editor, then generate PDFs and images from it by posting your data to a REST call — invoices, packing slips, certificates, shipping labels, social visuals.

6px is a powerful and scalable API for image processing in the cloud. We provide the critical infrastructure so that developers can create smart image-based applications and services.

Smart-Link provides a set of public free tools and link services for real-time tracking, dynamic redirects, HTML web-page creation through templates, etc.

Prompt API is a curated API marketplace with high scalability and security for developers. It differentiates from large and uncurated API marketplaces like rapid API by its selection process and hosting options.

Altair GraphQL Client. The only graphQL client editor you will need. Much like Postman for GraphQL with a lot of useful features when working with GraphQL.

CometAPI is a unified AI model API aggregator — one API key to access 500+ AI models from OpenAI, Anthropic, Google, Midjourney and more, at 20% below official rates. No monthly fees.

Free plan now available. Tabscanner's Receipt OCR API is the fastest and most accurate in the world. It is able to collect more line data thanks to advanced AI machine learning.

The Posthook API enables application developers to start scheduling tasks in minutes. Schedule one-off tasks for tomorrow or the first of next month by making a request to the API and setting up a webhook to process these tasks.

AeroDataBox API is an enthusiast-driven cost-effective aviation and flight data API tailored for small and medium businesses, individual developers, researchers, and students. It offers a wide range of data, including flight status, schedules, aircraft information, airport...

Invantive Data Access Point is both online and on-premises software that allows exchanging data across various communication protocols.

ScrapingDuck is a simple web scraping API that handles headless browsers and rotating proxies, so you can scrape any JavaScript-heavy website without getting blocked.