The league will soon get back into the pre-season, behind the scenes the squads are being tinkered with eagerly. The planners also have to take into account a number of professionals returning from loan. An overview – club by club.
FC Augsburg
Felix Götze (24, central defender, 1. FC Kaiserslautern)
Maurice Malone (21, striker, 1. FC Heidenheim)
Jozo Stanic (23, defensive flank, Wehen Wiesbaden)
Hertha BSC
Omar Alderete (25, centre-back, Valencia FC)
Javairo Dilrosun (23, attacking winger, Girondins Bordeaux)
Eduard Löwen (25, midfield, VfL Bochum)
Dodi Lukebakio (24, Sturm, VfL Wolfsburg)
Jessic Ngankam (21, striker, SpVgg Greuther Fürth)
Krzysztof Piatek (26, striker, Fiorentina)
Daishawn Redan (21, Sturm, PEC Zwolle)
Jordan Torunarigha (24, centre-back, KAA Gent)
Deyovaisio Zeefuik (24, defensive winger, Blackburn Rovers)
1. FC Union Berlin
Tim Maciejewski (21, attacking winger, Austria Klagenfurt)
Lennart Moser (22, goalkeeper, Austria Klagenfurt)
Tymoteusz Puchacz (23, Außenbahn defensive, Trabzonspor)
Fabio Schneider (19, defensive midfield, Kuopion PS)
Rick van Drongelen (23, Innenverteidiger, KV Mechelen)
Pawel Wszolek (30, attacking winger, Legia Warsaw)
VfL Bochum
Silvere Ganvoula (25, Sturm, Cercle Brügge, 2023)
SV Werder Bremen
Benjamin Goller (23, attacking winger, Karlsruher SC)
Eduardo dos Santos Haesler (23, goalkeeper, Nordsjaelland)
Borussia Dortmund
none
Eintracht Frankfurt
Ali Akman (20, Sturm, NEC Nijmegen)
Martin Pecar (19, attacking winger, Austria Vienna)
SC Freiburg
Niclas Thiede (23, goalkeeper, SC Verl)
TSG Hoffenheim
Sargis Adamyan (29, Sturm, FC Brügge)
Melayro Bogarde (20, midfield, FC Groningen)
Ilay Elmkies (22, midfield, Admira Wacker Mödling)
Mijat Gacinovic (27, midfield, Panathinaikos Athens)
David Otto (23, Sturm, Jahn Regensburg)
Konstantinos Stafylidis (28, defence, VfL Bochum)
1. FC Cologne
Dimitrios Limnios (24, Sturm, Twente Enschede)
RB Leipzig
Dennis Borkowski (20, Sturm, 1. FC Nürnberg)
Brian Brobbey (20, Sturm, Ajax Amsterdam)
Fabrice Hartmann (21, attacking winger, Eintracht Braunschweig)
Frederik Jäkel (21, central defender, KV Oostende)
Ademola Lookman (24, attacking winger, Leicester City)
Eric Martel (20, defensive midfield, Austria Vienna)
Ilaix Moriba (19, defensive midfield, FC Valencia)
Yvon Mvogo (28, goalkeeper, PSV Eindhoven)
Alexander Sörloth (26, Sturm, Real San Sebastian)
Joscha Wosz (19, attacking winger, Hallescher FC)
Bayer 04 Leverkusen
Nadiem Amiri (25, attacking and defensive midfield, CFC Genoa 1893)
Ayman Azhil (21, attacking midfield, RKC Waalwijk)
Joel Pohjanpalo (27, Sturm, Rizespor)
Mitchell Weiser (28, defensive flank, Werder Bremen)
1.FSV Mainz 05
Edimilson Fernandes (26, defensive midfield, Young Boys Bern)
Abass Issah (23, attacking winger, HNK Rijeka)
Dimitri Lavalee (25, centre-back/defensive midfield, VV St. Truiden)
Marlon Mustapha (21, Sturm, Admira Wacker)
Ronael Pierre-Gabriel (24, defensive flank, Stade Brest)
Borussia Monchengladbach
Torben Müsel (22, attacking midfield, KAS Eupen)
Moritz Nicolas (24, goalkeeper, Viktoria Cologne)
Andreas Poulsen (22, defensive flank, FC Ingolstadt)
Rumors Quizera (20, Mittelfeld Offensiv, Academic Viseu)
Rocco Reitz (20, defensive midfield, VV St. Truiden)
Hannes Wolf (23, attacking flanker/attacking midfielder, Swansea City)
FC Bayern Munich
Adrian Fein (23, defensive midfield, Dynamo Dresden)
Lars Lukas Mai (22, centre-back, Werder Bremen)
Chris Richards (22, centre-back, TSG Hoffenheim)
Joshua Zirkzee (21, Sturm, RSC Anderlecht)
FC Schalke 04
Can Bozdogan (21, attacking midfield, Besiktas)
Amine Harit (24, attacking midfield, Olympique Marseille)
Ozan Kabak (22, centre-back, Norwich City)
Rabbi Matondo (21, attacking winger, Cercle Brugge)
Hamza Mendyl (24, defensive winger, Gaziantep)
Münir Levent Mercan (21, Mittelfeld defensive, Karagümrük)
Dries Wouters (25, defensive midfield, Mechelen)
VfB Stuttgart
Antonis Aidonis (21, Innenverteidiger, Dynamo Dresden)
Maxime Awoudja (24, centre-back, WSG Tirol)
Darko Churlinov (21, attacking winger, FC Schalke)
Philipp Klement (29, attacking midfield, SC Paderborn)
VfL Wolfsburg
Josip Brekalo (23, attacking flanker, Torino FC)
Josuha Guilavogui (31, Mittelfeld, Girondins Bordeaux)
Omar Marmoush (23, attacking winger/attacker, VfB Stuttgart)
Marin Pongracic (24, central defender, Borussia Dortmund)
Elvis Rexhbecaj (24, midfielder, VfL Bochum)