MegaParse is a powerful file parser designed for large language models (LLMs) to ensure that no information is lost during the parsing process. It supports various file formats, including PDF, PowerPoint, Word documents, etc., and is open-source. The main advantages of this tool are its speed and efficiency, along with broad compatibility with different file types. MegaParse was developed by QuivrHQ and has an active community and contributors. The product is free and its source code is accessible through GitHub.