Best Thing is Friendica is a free and open-source software distributed social network. It forms one part of the Fediverse, an interconnected and decentralized network of independently operated servers
Qiqqa is by far the strongest solution for research and managing pdf's. Zotero, named as a comparison is weak as it does not allow pdf;s to be loaded into its interface - you need to use a pdf reader, which defeats its whole purpose. With Qiqqa documents in a library can be searched together. It has excellent maps of your libraries. It is not prefect, having a few glitches, but still is the only one of its kind.
Based on our record, Friendica seems to be more popular. It has been mentiond 32 times 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.
You might want to look into some of the Facebook-like open-source social networking programs like Friendica, Hubzilla, Libervia, or GNU Social. Source: 7 months ago
I think that Friendi.ca is the fediverse equivalent of FB, in the same way that Mastodon is to twitter. https://friendi.ca. Source: about 1 year ago
In addition to what has been said, you can also use Friendica, another great decentralized alternative (server list). It supports RSS, along with being a regular social network. Source: about 1 year ago
Facebook being whatever it is would be friendi.ca. Source: about 1 year ago
Given the similarity to FB, what's the advantage over Friendica or Hubzilla? Both support federation with other servers and can be run as a closed community too. Source: about 1 year ago
Mastodon - Mastodon is a decentralized, open source social network. This is just one part of the network, run by the main developers of the project It is not focused on any particular niche interest - everyone is welcome!
Mendeley - Easily organize your papers, read & annotate your PDFs, collaborate in private or open groups, and securely access your research from everywhere.
Gab - Gab is an ad-free social network dedicated to free speech.
Zotero - Zotero is a free, easy-to-use tool to help you collect, organize, cite, and share research.
Diaspora - The online social world where you are in control.
JabRef - Graphical Java application for managing bibtex (. bib) databases.JabRef · JabRef Help · JabRef | Blog · OpenOffice/LibreOffice .