Markup is an online annotation tool that transforms unstructured documents into structured formats. Powered by GPT-4, it simplifies the process of creating structured datasets from free text, facilitating various NLP and ML tasks such as named-entity recognition. Markup supports a variety of file types, including PDFs, images, and web pages, allowing for versatile document annotation. It is designed to save time and improve accuracy in data preparation, making it an essential tool for data scientists, researchers, and developers.

ReadPaper Importer is a powerful browser extension that enables users to swiftly detect and import PDFs from the web to their ReadPaper library. By automatically identifying PDF files during your browsing sessions, this tool not only saves time but enhances the ability to organize, annotate, and access academic papers efficiently. Whether you're conducting research or simply want to keep important documents at your fingertips, ReadPaper Importer is your go-to solution for seamless PDF management.

Paperguide is an AI-enhanced research platform that offers tools for managing and navigating through academic papers effortlessly. Users can conduct advanced searches across extensive databases, generate concise summaries of documents, and engage in real-time chat with PDFs. The platform also supports note-taking, annotation, and organization of references, making it an essential tool for researchers, students, and educators looking to optimize their literature reviews and writing processes.