Up a further 8 places this year

Confluence is team collaboration software. It is mainly used in corporate environments and is marketed by Atlassian.

Website: atlassian.com/software/confluence
Cost: Commercial.
Availability: Online

Top 100 Tools for Personal & Professional Learning 2019: –
Top 100 Tools for Workplace Learning 2019: 46
Top 100 Tools for Higher Education 2019: –

Past Overall Rankings
2018: 76    2017: 100    2016: 102   2015: –     2014: –    2013: –
2012: –       2011: –        2010: –        2009: –     2008: –    2007: –