1) The Brecht Yearbook / Das Brecht-Jahrbuch 48 (2023) was published in Nov. 2023. Click here for details. Vol. 49 is now in production and will be published in November 2024. Click here for the Table of Contents.
http://www.adk.de/de/archiv/archivabteilungen/bertolt-brecht-archiv/ There you have access to the library holdings of the Brecht-Archive (OPAC) as well as the archival holdings (Archivdatenbank):
https://www.adk.de/de/archiv/bibliothek/archivbibliothek-bertolt-brecht-archiv.htm
New Brecht books
Bertolt Brecht, "Unsere Hoffnung heute ist die Krise": Interviews 1926-1956, Hrsg. von Noah Willumsen (Berlin: Suhrkamp, 2023)
Irina Rastorgueva / Thomas Martin, Hrsg., Russen/Brecht. Ansichten zum politischen Theater in Russland zwischen Stalin und Putin ( Berlin: Verbrecher Verlag, 2023 )
Christian Hippe, Cornelius Puschke, Marianne Streisand, Volker Ißbrücker, Hrsg., Brecht und das Theater der Interventionen (Berlin: Verbrecher Verlag, 2023)
Questions about performance rights of Brecht's plays should be directed to the German Brecht publisher, Suhrkamp Verlag: suhrkamp.de/theater-verlag/vertragsanfragen_898.htmlFor English-language performance rights, here.
Check this website with over 4200 entries if you want to know whether there is an English version of Brecht's plays, poems, songs, stories, or essays.
KURT WEILL FOUNDATION GrantsFinancial support worldwide to not-for-profit organizations for performances of musical works by Kurt Weill and Marc Blitzstein, to individuals and not-for-profit organizations for scholarly research pertaining to Kurt Weill, Lotte Lenya, and Marc Blitzstein, and to not-for-profit organizations for relevant educational initiatives. See: https://www.kwf.org/pages/grant-program.html