Interaction Design

Zotero is a free, easy-to-use tool to help you collect, organize, cite, and share research.

Open Source

Easily organize your papers, read & annotate your PDFs, collaborate in private or open groups, and securely access your research from everywhere.

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.

Graphical Java application for managing bibtex (. bib) databases.‎JabRef · ‎JabRef Help · ‎JabRef | Blog · ‎OpenOffice/LibreOffice .

Citavi is a program for Microsoft Windows that manages literary references and organizes organizational knowledge.

BibSonomy is a system for sharing bookmarks and lists of literature (BibTex format).

Docear

Clean and simple and reference management for the web. Sync your PDFs to Google Drive and cite your papers in Google Docs.

Accelerate Your Research. Save time, stay organized, collaborate with colleagues and get published with EndNote 20.

FreeFullPDF is a search engine that provides free scientific publications in PDF to help Researchers, Scholars, and Students to read the latest articles and stay up to date.

PubMed comprises more than 29 million citations for biomedical literature from MEDLINE, life science journals, and online books. Citations may include links to full-text content from PubMed Central and publisher web sites.

CiteSeerx is an evolving scientific literature digital library and search engine that has focused primarily on the literature in computer and information science.

Crossref makes research outputs easy to find, cite, link, assess, and reuse. We’re a not-for-profit membership organization that exists to make scholarly communications better.