TutorGPT

TalkAny—Free AI Speaking Practice Platform. Practice English/Chinese speaking with AI 24/7; no partner needed. Get real-time grammar correction, pronunciation feedback, and natural expression tips. Perfect for IELTS, TOEFL, DET exam prep, daily conversation, and job interviews. Zero pressure, unlimited practice. Start speaking now!

MathGPT is an AI powered learning platform built to help students actually understand math and STEM, not just copy answers. You can type a question or upload a photo and get a step by step solution with clear explanations, key rules, and the exact reasoning needed to learn the method and reuse it on similar problems. MathGPT also includes study tools that turn learning into a full system. Flashcards let you generate quick review decks from any topic, so you can memorize formulas, definitions, and patterns without wasting time making cards manually. The AI Video Generator turns problems into guided video style lessons you can replay anytime, which is perfect for visual learners and exam review. Practice Questions give you targeted drills to build speed and confidence across algebra, calculus, geometry, statistics, physics, and more. Kids Mode makes learning friendly for younger students using simpler wording and gentle guidance. And Games bring a fun, fast way to practice through interactive challenges that keep motivation high. MathGPT also lives inside Discord with the MathGPT Discord Bot, letting students get help, study, and practice directly in their server with classmates and friends. Coming soon, MathGPT will add live writing feedback: you will be able to write your own solution steps and get instant guidance as you work, like having a tutor watching your process and correcting mistakes in real time.

Mock Interview Pro is an AI interview coach that builds a personalized prep plan based on your target role, company, and interview date. Instead of dumping a list of questions on you, it guides you step-by-step: it analyzes your resume, researches your target company, serves you role-specific questions, scores every answer on structure and clarity, and runs full mock interviews with an AI interviewer that asks follow-ups to simulate real scenarios. You always know what to practice next. Whether your interview is in 48 hours or 3 months, you walk in with polished answers and a clear plan, not generic tips and crossed fingers.

Mocklingo is an AI-powered interview preparation and English speaking practice tool that helps freshers and job seekers build confidence through realistic mock interviews and instant feedback.

PhysicsAI.chat helps students work through physics problems in a structured way. It focuses on the process (setup → formulas → derivation → calculation → sanity check) rather than only the final answer. Useful for practice in mechanics, E&M, waves, and basic modern physics.

Upload your notes, textbooks, and slides. Get AI-generated flashcards, quizzes, summaries, and answers that cite your exact sources. Free to start.

Socratic App is an AI homework helper that guides students with step-by-step explanations across math, science, and more. Upload a question or describe the problem to get clear reasoning, not just the final answer. It’s built to help you learn faster, study smarter, and feel confident before tests.

OpenCV was designed for computational efficiency and with a strong focus on real-time applications. Written in optimized C/C++, the library can take advantage of multi-core processing. Enabled with OpenCL, it can take advantage of the hardware acceleration of the underlying heterogeneous compute platform.

It adds image processing capabilities to your Python interpreter. It provides extensive file format support, an efficient internal representation, and fairly powerful image processing capabilities.

Cloudinary is a cloud-based service that streamlines websites and mobile applications' entire image and video management needs - uploads, storage, administration, manipulations, and delivery.

The universal multimedia toolkit.

Bots are third-party applications that run inside Telegram. Users can interact with bots by sending them messages, commands and inline requests. You control your bots using HTTPS requests to our bot API.

scikit-image is a collection of algorithms for image processing.

Give users new ways to interact with your product by building engaging voice and text-based conversational apps.

imgix is the leading platform for end-to-end visual media processing. With robust APIs, SDKs, and integrations, imgix empowers developers to optimize, transform, manage, and deliver images and videos at scale through simple URL parameters.

The Microsoft Bot Framework provides just what you need to build and connect intelligent bots that interact naturally wherever your users are talking, from text/sms to Skype, Slack, Office 365 mail and other popular services.

It combines artificial intelligence (AI) and sophisticated analytical software for optimal performance as a "question answering" machine.

With bots and live-messaging tools, you can create a custom experience for your unique audience.

The teaching and learning software.

Lex provides the advanced deep learning functionalities of automatic speech recognition (ASR) for converting speech to text, and natural language understanding (NLU) to recognize the intent of the text, to enable you to build applications with highly engaging user experiences and lifelike conversational interactions.

It is a free and open-source software suite for displaying, converting, and editing raster image and vector image files. It can read and write images in a variety of formats (over 200) including PNG, JPEG, GIF, HEIC, TIFF, DPX, EXR, WebP, Postscript, PDF, and SVG.

Botpress is an open-source bot creation tool written in TypeScript. It is powered by a rich set of open-source modules built by the community. We like to say that Botpress is like the WordPress of bots; anyone can create and reuse other peo

API.AI is a natural language understanding platform that makes it easy for developers to design and integrate intelligent, robust conversational user interfaces into mobile, web applications, and devices.

It is an open source developer tool for building chat bots, apps and custom integrations for major messaging platforms.

Send news, collect feedback, receive and answer questions and share content libraries — from GIFs to full business docs.

It is the best place to share and enjoy the most awesome images on the Internet. Every day, millions of people use Imgur to be entertained and inspired by funny, heartwarming and helpful images and stories from all around the world.

It empowers teams to easily create powerful bots using a guided, no-code graphical interface without the need for data scientists or developers. It addresses many of the major issues with bot building in the industry today. It eliminates the gap between the subject matter experts and the development teams building the bots, and the long latency between teams recognizing an issue and updating the bot to address it. It removes the complexity of exposing teams to the nuances of conversational AI and the need to write complex code. And, it minimizes the IT effort required to deploy and maintain a custom conversational solution.

It is a library for constructing graphs of media-handling components. The applications it supports range from simple Ogg/Vorbis playback, audio/video streaming to complex audio (mixing) and video (non-linear editing) processing.

The Azure Bot Service provides an integrated environment that is purpose-built for bot development, enabling you to build, connect, test, deploy, and manage bots, all from one place.

ImageKit offers a real-time URL-based API for image & video optimization, streaming, and 50+ transformations to deliver perfect visual experiences on websites and apps. It also comes integrated with a Digital Asset Management solution.

It is a live chat service which allows you to communicate with your customers easily, also with the help of chatbots. It is designed specifically for the WordPress community.

Iti is an API that makes it very easy for developers to create applications or devices that you can talk to. Any app, or any device, like a smart watch, Google Glass, Nest, even a car, can stream audio to the Wit API, and get actionable data in return. We turn speech into actions. Think Twilio for Natural Language, with Stripe-level developer friendliness.

AllInOneTools is a lightweight, developer-focused web platform that provides utilities for PDF processing, image optimization, text manipulation, SEO analysis, and Google AdSense workflows. It is designed for developers, indie hackers, and website owners who need fast, browser-based tools to support development, optimization, and monetization tasks. The platform emphasizes performance, privacy-friendly processing, and zero-installation workflows for modern web projects.

It is the Facebook Messenger marketing tool that lets you create bots for marketing, sales and support. It enables you to effortlessly grow your Messenger audience by providing a complete set of growth tools to convert anyone into a subscriber.

Smooch is the best software platform to build messaging experiences. Get access to the largest set of channels with a single API, and the most reliable infrastructure.

GraphicsMagick is the swiss army knife of image processing. Comprised of 267K physical lines (according to David A. Wheeler's SLOCCount) of source code in the base package (or 1,225K including 3rd party libraries) it provides a robust and efficient collection of tools and libraries which support reading, writing, and manipulating an image in over 88 major formats including important formats like DPX, GIF, JPEG, JPEG-2000, PNG, PDF, PNM, and TIFF.

It is a smart imaging service. It enables on-demand crop, resizing and flipping of images. It allows users to store and load images from anywhere needed. It's really simple to implement a new loader or storage.

It is a golang DICOM image parsing library and command line tool. Its features include parsing and extracting multi-frame DICOM imagery (both encapsulated and native pixel data), exposing a Parser golang interface to make mock-based testing easier for clients etc.

Compatible across development platforms, hosting services, and channels, QnA Maker is the only question and answer service with a graphical user interface—meaning you don’t need to be a developer to train, manage, and use it for a wide range of solutions.

Aviary's beautiful photo editor is powerful, customizable, and can be plugged into your mobile apps and website in minutes. The best photo editing for your app or website Our 3500+ partners chose Aviary because our editor is powerful, customizable, and integration takes just minutes. Aviary comes preloaded with a ton of intuitive features that your users will love.

It is a machine-learning based conversational dialog engine build in Python which makes it possible to generate responses based on collections of known conversations. The language-independent design allows it to be trained to speak any language.

It is a Rust library for the Discord API.

Everything you need to create and manage bots. Build powerful bots without code, bots work seamlessly across platforms, and we host, manage & scale your bots.

It is a service that enables DevOps and software development teams to use Slack or Amazon Chime chat rooms to monitor and respond to operational events in their AWS Cloud.

Build interactive services and messaging bots for any messaging channel using our REST APIs. Most of the APIs are common across channels, while a few are channel-specific, due to differences in channel formats. Our APIs support both plain-text messaging as well as smart-messaging formats.

It strives to provide a clean and full wrapping of the Discord REST api and its Websocket-Events for Java. This library is a helpful tool that provides the functionality to create a discord bot in java.

It supports JPEG, PNG and GIF files. You can optimize your images in two ways - by providing an URL of the image you want to optimize or by uploading an image file directly to its API.

Speed up your website by reducing the size of your images without losing quality.

Content aware image resizing, cropping, compression, cache and globally deliver. All web development best practices, hassle free in one simple and powerful API.

Make your website faster and save bandwidth. It optimizes your PNG images by 50-80% while preserving full transparency.