Based on our record, Twister seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Not marketplace but decentralized microblogging platform was officially stop the support, but the network still works http://twister.net.co. The same thing with OB, decentralized application could not be stopped until it left the last node. Source: about 3 years ago
Duolingo - Duolingo is a free language learning app for iOS, Windows and Android devices. The app makes learning a new language fun by breaking learning into small lessons where you can earn points and move up through the levels. Read more about Duolingo.
ZeroMe - Social network for the distributed P2P network ZeroNet.
Drops - Visual language learning.
GNU social - GNU social is communication software for both public and private communications.
Clozemaster - Learn a language through mass exposure to useful vocabulary in context.
Pleroma - Pleroma is a free, federated social networking server built on open protocols.