"T‑PEN is a web-based tool for working with images of manuscripts". T-PEN is an "open and general tool for scholars of any technical expertise level". The program facilitates user's attaching data transcription to actual lines of text in a manuscript document. With a simple and flexible interface, T-PEN "allows transcriptions to be created, manipulated, and viewed in many ways". With the ability to export documents as a .pdf or an XML file, T-PEN caters to documents that are final drafts or are still in a working state. T-PEN abides by all the disciplinary standards for text and image storage and annotation.