apt-cache policy

 grzesiek11@pecet  ~  LANG=C sudo apt-cache policy bb dosbox ffmpeg kdenlive libavdevice58 libmikmod3 libmlt++3 libmlt6 libsdl-sound1.2 melt obs-plugins obs-studio libsdl2-2.0-0
zsh: correct 'dosbox' to '.dosbox' [nyae]? n
bb:
  Installed: 1.3rc1-11
  Candidate: 1.3rc1-11
  Version table:
 *** 1.3rc1-11 500
        500 http://ftp.pl.debian.org/debian buster/main amd64 Packages
        100 /var/lib/dpkg/status
dosbox:
  Installed: 0.74-2-3
  Candidate: 0.74-2-3
  Version table:
 *** 0.74-2-3 500
        500 http://ftp.pl.debian.org/debian buster/main amd64 Packages
        100 /var/lib/dpkg/status
ffmpeg:
  Installed: 7:4.1-1
  Candidate: 7:4.1-1
  Version table:
 *** 7:4.1-1 500
        500 http://ftp.pl.debian.org/debian buster/main amd64 Packages
        100 /var/lib/dpkg/status
kdenlive:
  Installed: 18.12.1-1
  Candidate: 18.12.1-1
  Version table:
 *** 18.12.1-1 500
        500 http://ftp.pl.debian.org/debian buster/main amd64 Packages
        100 /var/lib/dpkg/status
libavdevice58:
  Installed: 7:4.1-1
  Candidate: 7:4.1-1
  Version table:
 *** 7:4.1-1 500
        500 http://ftp.pl.debian.org/debian buster/main amd64 Packages
        100 /var/lib/dpkg/status
libmikmod3:
  Installed: 3.3.11.1-4
  Candidate: 3.3.11.1-4
  Version table:
 *** 3.3.11.1-4 500
        500 http://ftp.pl.debian.org/debian buster/main amd64 Packages
        100 /var/lib/dpkg/status
libmlt++3:
  Installed: 6.12.0-1
  Candidate: 6.12.0-1
  Version table:
 *** 6.12.0-1 500
        500 http://ftp.pl.debian.org/debian buster/main amd64 Packages
        100 /var/lib/dpkg/status
libmlt6:
  Installed: 6.12.0-1
  Candidate: 6.12.0-1
  Version table:
 *** 6.12.0-1 500
        500 http://ftp.pl.debian.org/debian buster/main amd64 Packages
        100 /var/lib/dpkg/status
libsdl-sound1.2:
  Installed: 1.0.3-9
  Candidate: 1.0.3-9
  Version table:
 *** 1.0.3-9 500
        500 http://ftp.pl.debian.org/debian buster/main amd64 Packages
        100 /var/lib/dpkg/status
melt:
  Installed: 6.12.0-1
  Candidate: 6.12.0-1
  Version table:
 *** 6.12.0-1 500
        500 http://ftp.pl.debian.org/debian buster/main amd64 Packages
        100 /var/lib/dpkg/status
obs-plugins:
  Installed: 22.0.3+dfsg1-1
  Candidate: 22.0.3+dfsg1-1
  Version table:
 *** 22.0.3+dfsg1-1 500
        500 http://ftp.pl.debian.org/debian buster/main amd64 Packages
        100 /var/lib/dpkg/status
obs-studio:
  Installed: 22.0.3+dfsg1-1
  Candidate: 22.0.3+dfsg1-1
  Version table:
 *** 22.0.3+dfsg1-1 500
        500 http://ftp.pl.debian.org/debian buster/main amd64 Packages
        100 /var/lib/dpkg/status
libsdl2-2.0-0:
  Installed: (none)
  Candidate: 2.0.9+dfsg1-1
  Version table:
     2.0.9+dfsg1-1 500
        500 http://ftp.pl.debian.org/debian buster/main amd64 Packages
 grzesiek11@pecet  ~ 