···626626 opa = throw "opa has been removed from nixpkgs as upstream has abandoned the project"; # Added 2023-03-21
627627 opam_1_2 = throw "'opam_1_2' has been renamed to/replaced by 'opam'"; # Added 2023-03-08
628628 openafs_1_8 = openafs; # Added 2022-08-22
629629+ openbangla-keyboard = throw "openbangla-keyboard has been replaced by ibus-engines.openbangla-keyboard and fcitx5-openbangla-keyboard"; # added 2023-10-10
629630 opencascade = throw "'opencascade' has been removed as it is unmaintained; consider opencascade-occt instead'"; # Added 2023-09-18
630631 openconnect_head = openconnect_unstable; # Added 2022-03-29
631632 openconnect_gnutls = openconnect; # Added 2022-03-29