Afaik, the SoC that is used in this device is the only recent-ish such system on the market with fully open source/free radio firmware (but you need to make sur

Afaik, the SoC that is used in this device is the only recent-ish such system on the market with fully open source/free radio firmware (but you need to make sure to get the correct revision, as D-Link changed its innards at least once without renaming the model). I can highly recommend it from my day-to-day experience with it, running Lede 17.01.