@airon
For writing script, script templates :
ReaTeam/ReaScripts-Templates: Templates, models, boilerplates, examples and snippets for REAPER ReaScript.
And for script upload, the common repo is :
ReaTeam/ReaScripts: Scripts written for Cockos Reaper
(unless you want to create your own repo).
In order to invite you on ReaTeam repo if it is what you want, I'll need your GitHub account ID. Do you have one ? :P