We have been working on a new version of SpiderScribe (that does not use Flash) for some time now. Today we just released its beta version. It is limited to the read-only mode, so you will be able to navigate and use your maps, but not edit them — that will come next.
When you open SpiderScribe, you will see a button to switch to this new version at the bottom of the screen. You can switch between the legacy SpiderScribe (for those of you who can still run it) and the new non-Flash versions at any time.
There is also a direct link to the non-Flash version:
For Business and EDU accounts, with custom domains:
We are working now on adding the editing capabilities to the new version and we also plan to add many new features to it.
You can email your questions and feedback to support [at] spiderscribe.net.