Taco Software has released Latexian 1.0, a new LaTeX editor for Mac OS X. Latexian can be used with the LaTeX and XeTeX typesetters, and also includes support for working with BibTeX documents.

Latexian’s signature feature is Live Preview, which allows you to see how your document typesets while you’re editing it; the PDF preview updates automatically. Latexian features include Project files, Navigator, Code Folding, Error Tokens, Spell Checking and more.

Latexian costs US$24.95 per license, and can be downloaded from Taco Software’s web site (http://tacosw.com/latexian/). It requires Mac OS X 10.5 or later. A free, 30-day trial is availab