[Annals of representation theory][1], a diamond open access electronic journal. From the description on the webpage

> The Annals of Representation Theory is a diamond open access electronic international research journal. It is dedicated to publishing top quality original research articles in the general area of contemporary representation theory, including its algebraic, geometric and combinatorial aspects. 

> There is no fee for authors, and there is immediate open access to published papers. 

> The journal is owned and published by NTNU. The web-publisher is Centre Mersenne. The journal is run by and for mathematicians.

See https://art.centre-mersenne.org/page/editorial-team_en/ for the list of editors. 


  [1]: https://art.centre-mersenne.org/