The way you named your tank in diep.io kinda looks like erect!on. Source: 7 months ago

(Has anyone else said your OC reminds them of diep.io?). Source: 7 months ago

Ok wtf the AFK destroyer troll in diep.io has evolved. Source: 7 months ago

Or even CSS media queries. Although I understand that diep.io is built on C++ (from another post), it's still compiled to Javascript on the client side. I don't use C++ that much, but there's definitely a method to get around this, in addition to that most people who play diep.io play it in the app, not the web. Source: 7 months ago

No updates , downfall started 6 years ago , barely any diep.io content creators still there , it explains it self , diep takes more skill than arras.io , meanwhile arras.io got a ton more classes and more fun , and bullet logic is different there , don't forgot arras.io gamemodes too . Source: 8 months ago

When you said hopefully to include player campaign notes, I thought of kanka. It's somewhat less feature-rich, I think, but it is potentially-free and collaborative. Source: almost 2 years ago

Our group has been using Kanka (https://kanka.io/en) for the past few years and it’s been super helpful. Source: almost 2 years ago

Some people I know have recommended kanka: https://kanka.io/en. Source: over 2 years ago

I use Kanka, I’ve found it to be excellent. A few key points: - there are loads of different page types you can create, characters, locations, organisations, items, it’s quite varied. Although you can’t make custom ones I’ve never needed to. - you can easily link to other pages within your Kanka campaign by typing and @ followed by the name of the page, so @Barry will pop up a list for you to select from your... Source: over 2 years ago

I've also heard some pretty good things about Kanka (https://kanka.io/en), though I haven't tried it myself yet. Source: over 2 years ago