Top 5 not-maintained open source projects

No Longer Maintained - A lightning fast JSON:API serializer for Ruby Objects.

Deprecated - Chosen is a library for making long, unwieldy select boxes more friendly.

Automated HTML Inspection with Grunt

Model-driven framework for ASP.NET business apps [LEGACY, NOT MAINTAINED]

*No Longer Maintained* Fork of Sage 8.5.0 using Bourbon, Neat & Bitters