TeX-other's repositories
CommonTeX-2.9
c. 1990 version of Monardo's CommonTeX, from http://wireless.nmsu.edu/tracebase/src/benchmarks/tex/
knuth-plass-thoughts
Fork of https://github.com/jaroslov/knuth-plass-thoughts — Description and implementation of the core Knuth-Plass line-wrapping algorithm.
PdfTeXLite
A self-contained, portable, tiny version of PdfTeX.
texmf-sail
Donald Knuth's programs in SAIL for *historical versions* (late 1970s) of TeX and METAFONT.
texPLUSPLUS
Archive of https://kasper.phi-sci.com/tex++ (See also "cpptex" which modernizes it)
BibTeXLite
A tiny and portable version of BibTeX.
extex
Clone of https://git.code.sf.net/p/extex/code (https://sourceforge.net/projects/extex/)
go-latex
Fork of https://github.com/go-latex/latex (not an implementation of all of TeX, but something like MathJax)
luatex
Fork of https://github.com/TeX-Live/luatex itself a "Mirror of luatex svn to git" — will easily get out of date
nts
Copy of NTS (New Typesetting System: a Java reimplementation of TeX, abandoned)
putex
Copy of https://osdn.net/projects/putex/
rstex
Fork of https://github.com/nadder/rstex just for creating pull requests
SwiftLaTeX
Fork of https://github.com/SwiftLaTeX/SwiftLaTeX which is still in active development (yay)
TeX--
A TeX implementation in a single C++11 class.
tex-igor-old
Forked from github.com/igor-liferenko/tex (via https://tex.stackexchange.com/questions/454588/how-to-get-core-dump-from-virtex)
tex-linebreak
(Fork of https://github.com/robertknight/tex-linebreak) JavaScript implementation of the Knuth-Plass linebreaking algorithm
tex-rs
(A fork of https://github.com/crlf0710/tex-rs -- someone making progress translating TeX (or more?) into Rust.)
TeX.js
TeXify: Typesetting for the Web
web2go
Fork of https://gitlab.com/cznic/web2go which was used to generate star-tex