Haasoscope
Docs, design, firmware, and software for the Haasoscope! Read the guide here: https://goo.gl/1Ry1k4
Original funding campaign: https://www.crowdsupply.com/andy-haas/haasoscope (see the "updates" tab for lots of info) Now also for sale on eBay - just search for "Haasoscope": https://www.ebay.com/sch/i.html?_nkw=haasoscope
A changelog for the python code is here: https://docs.google.com/document/d/18tjrI03KipmFqbNIHOzAKYy1VVE9wWbefSHazbPP8Gc/edit?usp=sharing and it also has pointers to changelogs for the firmware, board, and android app.
3D printable cases are available (see the guide for info)