Manage your References

https://www.endnote.com/

• Especially useful as single-user application for individual reference management
• Handles huge reference collections
• Properly working integration with MS Word and OpenOffice
• Installation on workplace computer, use on the web or on an iPad
• diverse display formats / citation styles
• Import filter
• Individual libraries can be exchanged and shared with up to 100 EndNote users (after registration in the online version)
• Free basic version available online

A reduced version of Endnote can be used via Telegrafenberg network area without the need to install a local account - instead it is neccessary to register a single web account (add-on of the Web of Science).

http://www.citavi.com/

• Automatic import of references (books, papers, ...) via manual entry of any identifier (ISBN, DOI ...) or via "Picking" from databases
• Import of search results or watch lists from different web-databases and other reference management systems
• Enrichment of references with abstracts, keywords, comments or PDF full texts
• Automatically and flexible creating bibliographies with the help of more than 9000 citation styles
• Module "Knowledge Organization" provides space for arranging and compiling ideas to structure your scientific work ...
• Planning tool: Manage tasks and milestones with indication of deadlines, importance and progress of work
• Faciliates collaborative working in teams
• Free basic version available (max. 100 titles)

https://www.mendeley.com/

• Hybrid of reference management software, web-based platform and scientific social network
• Especially suitable for collaborative and Besonders geeignet für die kollaborative und platform-independent reference management
• Web, desktop and mobile application

https://www.zotero.org/

• Open source plugin for Firefox which closely integrates literature management into the browser
• Available also as Standalone for Win, Mac and Linux
• Save reference search -> Zotero will automatically collect material to saved search
• Direct integration with Word, LibreOffice and Google Docs
• > 9000 citation styles
• Group functionalities

• Troubleshooting tips for problems with Zotero data: 
  • General informationen: https://www.zotero.org/support/zotero_data
  • If Zotero users notice that bookmarks and / or history have changed or disappeared, measures to verify data stored in the profile are available in the following section: "Where did my items go?" 
  • A first aid measure after an accidental "shooting" of the Zotero library (e. g. unintentional deletion of a large number of entries) can also be carried out: vgl. Abschnitt: "Restoring Your Zotero Library from a Backup"
  • We recommend to regularly back up your data - especially prior to a reinstallation of your operating system (PC / Notebook)

http://jabref.sourceforge.net/

• Open source application for managing BibTeX files
• Load and save files directly in the BibTeX format (file extension .bib)
• Import of bibliographic data of other formats in JabRef possible
• Integrated sorting and search functionalities
• Automatic download and embedding of fulltexts
• Adaptation of the JabRef interface and the BibTex fields to own requirements
• Menu and dialogue boxes available in different languages (e. g. Chinese, Danish, French, German, English ...)

https://www.bibsonomy.org/

• Social bookmarking / joint use of publications
• Import of publications via browser add-ons (for Firefox, Chrome, Safari) or via ISBN, ISSN, DOI, Barcodes
• PDF upload possible
• Saving datasets as BibTex files
• Export available in several formats, e. g. EndNote, CSL, MSOffice XML, HTML
• Plugin for JabRef

https://scholar.googleblog.com/2013/11/google-scholar-library.html

• With this additional function, articles from Google Scholar can be added to a personal literature list. A Google account is required.

https://www.papersapp.com/

• Reference management software for web, desktop (Mac / Windows) and mobile devices (iOS / Android / Kindle)
• Subject to charge
• Supports collaborative working with "Shared Collections"
• Fulltexts can be uploaded
• Personalized recommendation service for scientific articles
• RSS feeds for "Related Articles"
• SmartCite-plugin for Word
• > 8000 citation styles, new styles can be added