Academia allows academics to have free web pages, and displays the branches of academia in a tree-like format, grouped by universities and departments.

BibApp allows you to promote your research, find collaborators on your own campus in your research area, in order to make research more accessible in general. BibApp identifies which publications should be placed on the Web for greater access, and can place publications directly into an institutional repository.

This online tool can be used for a wide variety of annotation tasks, including visualization and collaboration.

brat is designed in particular for structured annotation, where the notes are not freeform text but have a fixed form that can be automatically processed and "interpreted" by a computer. brat also supports the annotation of n-ary associations that can link together any number of other annotations participating in specific roles. brat also implements a number of features relying on natural language processing techniques to support human annotation efforts.

CiteULike is a free service to help you to store, organise and share the scholarly papers you are reading. When you see a paper on the web that interests you, you can click one button and have it added to your personal library. CiteULike automatically extracts the citation details, so there's no need to type them in yourself. It all works from within your web browser so you can access it from any computer with an Internet connection. CiteULike supports annotation and rating of items, and upload of attachments (e.g. PDF file). (Attachments are only accessible privately by individual users).

Coggle is a simple, beautiful way of structuring information that you can use to collaborate in real-time with others.

It supports LaTeX and Markdown formatting (use LaTeX via the \\( \\) or \\[ \\] escape sequences), images can be added by drag & drop, you can view the change history of each diagram, and documents can be downloaded as PDFs or images.

Amongst many other things, Coggle is used for:

Digilib is a web based client/server technology for images. The image content is processed on-the-fly by a Java Servlet on the server side so that only the visible portion of the image is sent to the web browser on the client side. It supports a wide range of image formats and viewing options on the server side while only requiring an internet browser with javascript and a low bandwidth internet connection on the client side.

Domeo is an extensible web application enabling users to visually and efficiently create and share ontology-based stand-off annotation on HTML or XML document targets. The tool supports manual, fully automated, and semi-automated annotation with complete provenance records, as well as personal or community annotation with access authorization and control.

Editors' Notes is an open-source, web-based tool for recording, organizing, preserving, and opening access to research notes, built with the needs of documentary editing projects, archives, and library special collections in mind.

Evernote is note-taking software in the cloud, with options for private and shared notebooks. Users can take text notes, and upload files to attach them to notes. Evernote has built-in OCR for images with printed or handwritten text. A premium account allows access to notebooks offline, as well as more storage and embedded PDF search.
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