Can you take a look at much newer solutions: snow (proof of iops of storage with large snow fields &nyzo (proof of diversity) both written from scratch in JAVA:
quick intro of the 2 projects:
Snowblossom https://fx-c.com/cryptocurrencies-that-will-change-the-world/#Snowblossom_SNOW
nyzo https://fx-c.com/cryptocurrencies-that-will-change-the-world/#NYZO

I hope you can join their discord to talk with the developers of above projects. They are active on discord.