Suggestions for pst-vowel

The following packages have something in common with the package pst-vowel. The packages are ordered in decreasing similarity.

Package phonrule: Typeset linear phonological rules
Package xsipa: Short XSAMPA-based commands for IPA transcription in LaTeX
Package pronunciation: American English Pronunciation
Package engpron: Helps to type the pronunciation of English words
Package unitipa: TIPA typefaces with Unicode characters as input
Package tipauni: Producing Unicode characters with TIPA commands
Package pst-calculate: Support for floating point operations at LaTeX level
Package pst-pdf: Make PDF versions of graphics by processing between runs
Package auto-pst-pdf: Wrapper for pst-pdf (with some psfrag features)
Package auto-pst-pdf-lua: Using LuaLaTeX together with PostScript code
Package tonevalue: Tool for linguists and phoneticians to visualize tone value patterns
Package ipa: LaTeX macros for using WSUIPA fonts
Package tsipa: Macros and fonts to produce IPA typesetting
Package wsuipa2tipa: Translate wsuipa font commands into tipa font commands
Package pst-exa: Typeset PSTricks examples, with code
Package pst-graphicx: A PSTricks-compatible graphicx for use with Plain TeX
Package pst-asr: Typeset autosegmental representations for linguists
Package pst-gears: Drawing internal and external gears
Package pst-soroban: Draw a Soroban using PSTricks
Package pst-uml: UML diagrams with PSTricks
Package pst-poker: Drawing poker cards
Package pst-tools: PSTricks support functions
Package pst-kepler: Models for Johannes Kepler’s view of the world
Package pst-cie: CIE color space
Package pst-rubans: Draw three-dimensional ribbons
Package pst-spectra: Draw continuum, emission and absorption spectra with PSTricks
Package pst-abspos: Put objects at an absolute position
Package pst-dbicons: Support for drawing ER diagrams
Package pst-solarsystem: Plot the solar system for a specific date
Package pst-bar: Produces bar charts using PSTricks
Package pst-thick: Drawing very thick lines and curves