The list; currently a mix of German and English.

I already added a few links primarily to English Wikipedia pages ...
(A) Cu-Ni/Polymer
€5 Wunderwelt Insekten (2022-2024) ** – 20 Oct
€10 Im Dienst der Gesellschaft (2022-2026): "Pflege" (care or nursing) – 7 Apr
(B) Silver
€20 Grimm Fairy Tales (2012-2023): "
Rumpelstilzchen" – 20 Jan
€20
Annette von Droste-Hülshoff (born 225 years ago) – 24 Feb
€20
Kinderhilfswerk (50th anniversary), also see the organization's website (English overview)
German Children's Fund – 12 May
€20
Corvey Abbey (founded 1200 years ago) – 22 Sep
€25 Christmas (2021-2025):
Herrnhuter Stern – 24 Nov
(C) Gold
€20 Rückkehr der Wildtiere (2022-2027):
Kegelrobbe (Grey Seal) – 20 Jun
€50 Musikinstrumente (2018-2022):
Konzertgitarre – 8 Aug
€100 Säulen der Demokratie (2020-2022): Freiheit – 4 Oct
The €25 piece will be pure silver (Ag 999) and have a "plate" shape again. As for the Pillars of Democracy (€100) series,
see here.
** The €5 piece will probably not have that translucent effect; the ministry's description refers to "attractive color" design. Hmm.
Christian