EndNote might be a bit more popular than BibSonomy. We know about 1 link to it since March 2021 and only 1 link to BibSonomy. 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.
Oh, I miss del.icio.us - UI / execution / social discovery, all those fantastic finds... :) I love tagging a lot, but the problem with tagging is that only a handful of software/services use look-up for tag1 AND tag2 (AND tag3...) filtering. It's such a simple concept to filter all used tags based on already selected if I'm making a query using tags. I can not understand how people don't get that without this... - Source: Hacker News / almost 2 years ago
You can also use online resources like The Encyclopedia of Archaeological Sciences, that I think is mostly free or the Handbook of Archaeological Sciences which I think is also mostly free. If you can't get a hold of those things you can also email the authors/editors and they might send you a free copy or look them up on Academia.edu and see if they have a free version. Also, if you don't already, use Google... Source: 10 months ago
Mendeley - Easily organize your papers, read & annotate your PDFs, collaborate in private or open groups, and securely access your research from everywhere.
Zotero - Zotero is a free, easy-to-use tool to help you collect, organize, cite, and share research.
Qiqqa - Qiqqa is a free research and reference management software. It can be used in many organizational projects from the academic to the personal to the business endeavor. Read more about Qiqqa.
JabRef - Graphical Java application for managing bibtex (. bib) databases.JabRef · JabRef Help · JabRef | Blog · OpenOffice/LibreOffice .
Citavi - Citavi is a program for Microsoft Windows that manages literary references and organizes organizational knowledge.
Paperpile - Clean and simple and reference management for the web. Sync your PDFs to Google Drive and cite your papers in Google Docs.