On 6 Apr 2018, at 20:53, Richard Kirk <address@hidden> wrote:
The ‘giv’ viewer looks like a possible replacement. It is supposed to be cross-platform, but the development is largely on Windows. I have asked whether there is support on the Mac on their forum. I will let this group know if I get a reply.
The ‘giv' group is still active. The source is on source forge and https://github.com/dov/giv. No-one has built it on a Mac. I am having a quick go.