The latest uploads included data about the deportations of Jews, Roma and Sinti from the former German Empire, Austria, Bohemia and Moravia, and the card index of forced labourers.
“This means that the majority of the documents in the world’s most comprehensive archive on Nazi persecution are now accessible online,” the Archives said.
“They are a unique body of evidence that documents the crimes committed by the Nazis, and they are of immeasurable value to the relatives of the victims of Nazi persecution.”
The archive, which is based in the north German town of Bad Arolsen, said that the project was facilitated by its Israeli partner Yad Vashem.
Almost all the documents that relate to Nazi persecution are now publicly available online, it said.
“They are a unique body of evidence that documents the crimes committed by the Nazis, and they are of immeasurable value to the relatives of the victims of Nazi persecution,” the Archives said.
The International Tracing Service was established by the Western Allies in 1944, and in 2019 changed its name to the Arolsen Archives – International Centre on Nazi Persecution.