An index listing of available national/regional/taxonomic Red Lists or other similar documents.
This is a wiki, please feel free to contribute by simply editing the main topic. :
Global/Regional - The IUCN Red List of Threatened Species
Geography based
Angola - Angolan national Red List (in Portuguese)
Belgium - Belgian national and regional Red Lists - page in English, data files in French or Dutch
Brazil - Brazilian national Red Lists (in Portuguese)
China - Vertebrates - in Chinese
Croatia - Croatian Red Lists are here, but need to brush up on my Croatian to find each indvidiual document
Czech Republic - Czech Spiders Red List (in English) , Czech Vascular Plants Red List (in English) Refer here for keys , Czech National Red List (all taxa) - in Czech
Denmark - [Danish national Red List (in Danish)] - 2019 update (https://bios.au.dk/raadgivning/natur/redlistframe/)
Estonia - Estonian national Red List
Finland - Finnish national Red List (2019) in English
France - French national Red Lists - in French, select ‘Red Lists of species’ from the ‘Select a program’ dropdown, then select desired group from ‘National red List (UICN France and MNHN)’
Germany: Red list of animals, plants and fungi (30.000 species) https://www.rote-liste-zentrum.de/index.html
Greece - Birds (in Greek)
Hungary - Hungarian Vascular Plants Red List (appears paywalled)
Iceland - Icelandic national Red Lists for birds, mammals and vascular plants (in English)
Ireland - Irish national Red Lists
Israel (and Palestine) – Plants Red List (in Hebrew)
https://redlist.parks.org.il/list/species
Italy - Italian Plants Red List (in Italian) , Italian Vertebrates Red List (in Italian)
Japan
環境省レッドリスト(Kankyōshō Reddo Risuto, Ministry of the Environment Red List, 2019) in Japanese
Red List of Threatened Species (2007) in English
Luxembourg - Luxembourg Vascular Plants Red List (in English)
Netherlands 18 groups flora and fauna
Dutch national Red List (2019) in Dutch, government
Dutch national Red List (2019) in Dutch, Wikipedia
New Zealand - Threat Classification, Database (https://nztcs.org.nz/)
Norway - Norwegian national Red List (in Norwegian)
Poland - Vascular Plants and Fungi - in Polish
Portugal - Portuguese national Red Lists: Vertebrates, 2005, Bryophytes, 2013,
Vascular Plants, 2020, Terrestrial and Freshwater Invertebrates, ongoing (in Portuguese)
Russian - Red book of Russia 2001 (in Russian)
+Crimean - Red book of Animalia of Crimea 2015 (in Russian) Red book of Plants, Algae and Fungi of Crimea 2015 (in Russian)
Slovakia - Birds (in English) , Ferns + Flowering Plants (paywalled)
South Africa - Plants (2017: new site to be loaded soon) / Animals (2016) / but Mammals (2016) /
Sensitive Species (in English)
Spain - Mammals, 2007 / Birds, 2007 / Herps, 2002 / Invertebrates, 2005 / Vascular flora, 2010 (pretty much all in Spanish)
Sweden - Swedish national Red List (in Swedish)
Switzerland - Vascular Plants (in German, cant find online access need to download)
Turkey - Butterflies (in English)
United Kingdom - English Vascular Plants Red List, Great Britain Butterflies Red List
Venezuela - Venezuelan National Red List (do not follow link on IUCN library page, it leads to a compromised webpage)