What are some alternatives?
When comparing lumio and JabRef, you can also consider the following products
Diigo - Diigo is a powerful research tool and a knowledge-sharing community
Mendeley - Easily organize your papers, read & annotate your PDFs, collaborate in private or open groups, and securely access your research from everywhere.
Raindrop.io - All your articles, photos, video & content from web & apps in one place.
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.
Pipedrive - Sales pipeline software that gets you organized. Helps you focus on the right deals, so easy to use that salespeople just love it. Great for small teams.
Docear - Docear