Article that aims to present the Electoral Data Repository, of the Superior Electoral Court, in the context of open government data. Based on literary texts on open data, open government and open data on the Federal Government and the Brazilian Electoral Justice. It adopts the Electoral Data Repository as the object of study, investigated as a descriptive research, using bibliographic techniques and action research for data collection, in a qualitative sense. It presents a repository resulting from a natural process of computerization of the electoral process, created by a specific sector of information technology and currently managed by the statistics center and updated periodically, respecting retotalizations. Offers information on candidates, abstention, electorate, parties, electoral polls, accountability, results, etc., while open electoral data collected by the Extract, Transform, Load process and made available, as raw data, of compressed way, containing, inside, a file with the electoral data themselves, in Comma Separated Values, and another in Portable Document Format, with the description of the available data. concluded that transparency is the guiding thread of the Superior Electoral Court, which fostered the development of the Electoral Data Repository, with the purpose of making available, based on specific technologies, open electoral data, which can be used in any electronic spreadsheet program and coming from the electoral process, from voter registration and management to the dissemination of votes, and thus contribute to ensuring the impartiality and legitimacy of electoral elections.