LLD2R stands for Language Learner Database to Repository. It is a web-based repository hosted at the University of Oxford, which provides a unifying platform for storing and sharing Language Learner Data (LLD). The data can include audio and video recordings, text assessments, transcription results, annotation results, and other datasets. It also includes tools for managing data related to language learner research, providing a secure storage for these resources and helping to maintain the confidentiality of the data. The repository serves as a bridge between researchers and users of language learning resources, enabling them to store and share their research data in a collaborative and efficient manner. The repository also provides an intuitive way of searching for language data, allowing users to find materials or topics of interest quickly. Additionally, the repository offers various features to make the retrieval of language data easier and more efficient, such as the ability to download files in various formats, the possibility to perform keyword searches, and the ability to sort data in a variety of ways.