Zotero 5.0 Beta

« Today we’re announcing the first beta of Zotero 5.0, the next major version of Zotero. We’d like to invite people comfortable running beta software to try it out and help get it into shape for a wider release. (…)
For the initial betas, we’re asking testers to pay particular attention to syncing. 5.0 includes a completely new sync architecture, designed to improve sync times, better handle very large libraries, and avoid conflicts and other interruptions. (…) »

source > forums.zotero.org, Dan Stillman, 10 juin 2016