bp is short for 'backpack' to denote it being easier to move around on various cloud services or embedded devices.

amd64

glibc
1g4-glibc-amd64-20240419.tar.xz

sha256sum: 21bcc8629d95265a4751940ce5c91326fbee249d8dfa84f570541c33a300eb1c

musl
1g4-musl-amd64-20240419.tar.xz

sha256sum: b3bee08441a6c1344d729088457d6c5ce47ca3e542f22853305a7ec9231bc30d

arm64

glibc
1g4-glibc-arm64-20240423.tar.xz

sha256sum: f22b77f3b5c3a7d485f674273ec1cfd33d178355fd7ddd92878930a7b12b7eb6

musl
1g4-musl-arm64-20240423.tar.xz

sha256sum: 5a2a4e1432ff5375591cf981d0aaf081b1c2d658010dcbc1044d35cdc7caa51f