v0.3

• Fix \attach bug.
• Add new mime types.
• Improve .ref file handling.

v0.2

• plain LuaTeX / LuaLaTeX compatibility (pdfextra.tex, pdfextra.sty)
• support for OpTeX v1.04 color
• support for accessing Renditions from JavaScript
• no longer requires OpTeX's \hyperlinks declaration (linking is active by default, with blue color or fallback to black)

v0.1

Initial version.