texlive-formats-extra binary package in Ubuntu Focal amd64

 Collected TeX `formats', i.e., large-scale macro packages designed to be
 dumped into .fmt files -- excluding the most common ones, such as latex and
 context, which have their own package(s). It also includes the Aleph engine
 and related Omega formats and packages.
 .
 This package includes the following CTAN packages:
 .
 edmac -- Typeset critical editions
 .
 eplain -- Extended plain TeX macros
 .
 jadetex -- Macros supporting Jade DSSSL output
 .
 lollipop -- TeX made easy
 .
 mltex -- The MLTeX system
 .
 passivetex -- Support package for XML/SGML typesetting
 .
 psizzl -- A TeX format for physics papers
 .
 startex -- An XML-inspired format for student use
 .
 texsis -- Plain TeX macros for Physicists
 .
 xmltex -- Support for parsing XML documents
 .
 xmltexconfig -- configuration files for xmltex and pdfxmltex
 .
 aleph -- Extended TeX
 .
 antomega -- Alternative language support for Omega/Lambda
 .
 lambda -- LaTeX format based on the Omega engine.
 .
 mxedruli -- A pair of fonts for different Georgian alphabets
 .
 omega -- A wide-character-set extension of TeX
 .
 omegaware -- A wide-character-set extension of TeX
 .
 otibet -- support for Tibetan using Omega

Source package