Syn is highly customizable text and programming editor. Syn features syntax highlighting for many languages, active scripting, macro recording, the ability to launch a program (e.g. a Compiler) and capture the output, support for projects, etc.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.