20240725

• Support 4-byte code for future upTeX.

20230823

• Preserve original ID byte.

20220918

• Warning if DVI contains no page.
• Correct maxstackdepth.
• Fallback to .dvi/.xdv if the input file is not found.

20200918

• Fixed a bug that 'put' commands (put1, put2, put3, put4) cannot be dumped (#17).
• Improved dumping and compiling 'xxx' (\special) contents, added -x option (#16).

20200912

• Fixed duplicated subfont definitions while compiling.
• Fixed error using -e sjis option.

20200905

Various bug fixes.

• Fixed DVI compilation through stdout.
• Fixed compilation of escape strings (#12).
• Better handling of ISO-2022-JP encoding/decoding (#13).
• Fix broken subfont routine (#14).

20191126

Ported to Python 3 and some bug fixes.

20190202

Bug fixes

20171216

Support new XDV version 7 opcode.

20150412

• Support XDV version 6.