Voice Recognition and Speech APIs Alternatives (2025)

JSON 2 JSONP - Convert JSON to JSONP (on-the-fly) for easy cross-domain data requests using pure JavaScript

Text to Speech service converts written text to natural-sounding speech to provide speech-synthesis capabilities for applications.

Essential utilities for string translation, text to speech, currency conversion, stock quotes, QR code generation, image processing, email validation, data transformation, scientific calculations and more!

Color conversion, complementary, grayscale and contrasted text

Generate random robot/alien avatars with your text

Returns RSS feed in JSON format using feed URL

Build a secure, reliable, and scalable webhook platform in minutes using the Svix webhook service.

API for calculating and comparing metrics of different websites using Page Rank algorithm

MockShop API is a tool that helps developers create and test online stores without using real products. It works by simulating how an e-commerce store would function, including creating products, processing payments, and managing inventory. It's easy to use and can be integrated with different programming languages. It also offers advanced features, such as supporting multiple languages and currencies, making it a flexible solution for creating customized e-commerce experiences. Essentially, MockShop API is a powerful tool that saves developers time and resources by allowing them to test their online store without actually having to create one.

Integration to provide information and prepare shipments using Correio's services

Send and Receive SMS to over 200+ countries around the world. Send one or one million messages from a single API call. Sakari provides an advanced platform to drive large scale customized SMS communication REST is a web-service protocol that lends itself to rapid development by using everyday HTTP and JSON technology.

The DigitalOcean API allows you to manage Droplets and resources within the DigitalOcean cloud in a simple, programmatic way using conventional HTTP requests.