Suggestions for rigidnotation

The following packages have something in common with the package rigidnotation. The packages are ordered in decreasing similarity.

Package kvmap: Create Karnaugh maps with LaTeX
Package askmaps: Typeset American style Karnaugh maps
Package karnaugh: Typeset Karnaugh-Veitch-maps
Package mattens: Matrices/tensor typesetting
Package steinmetz: Print Steinmetz notation
Package dnsrecord: Typeset DNS records, zone files, propagation tables, and DNSSEC chains
Package engtlc: Support for users in Telecommunications Engineering
Package bitfield: Draw bit field data structure diagrams (obsolete)
Package aspen: Simple crypto notation in LaTeX
Package bitpattern: Typeset bit pattern diagrams
Package register: Typeset programmable elements in digital hardware (registers)
Package cartonaugh: A LuaLaTeX package for drawing karnaugh maps with up to 6 variables
Package karnaughmap: Typeset Karnaugh maps
Package karnaugh-map: LaTeX package for drawing karnaugh maps with up to 6 variables
Package tikz-karnaugh: Typeset Karnaugh maps using TikZ
Package asmeconf: A LaTeX template for ASME conference papers
Package asmejour: A template for ASME journal papers
Package bytefield: Create illustrations for network protocol specifications
Package prtec: A template for PRTEC conference papers
Package acmart: Class for typesetting publications of ACM
Package mitthesis: A LaTeX template for an MIT thesis
Package eqnalign: Make eqnarray behave like align
Package phfthm: Goodies for theorems and proofs
Package inkpaper: A mathematical paper template
Package mhs: Historical mathematics
Package atendofenv: Add a custom symbol at the end of an environment
Package jmsdelim: A package for compositional delimiter sizing
Package resmes: Measure restriction symbol in LaTeX
Package skmath: Extensions to the maths command repertoir
Package boldtensors: Bold latin and greek characters through simple prefix characters
Package bropd: Simplified brackets and differentials in LaTeX