The definitive revivals list

Unix (https://unixfr.xyz W.I.P.) 2013 - 20?? revival, Private
GooberBlox (goober.biz ??? W.I.P.) 2016 - 20?? revival,
MadBlox (don't, vulnerable) 2008 revival
Project X (don't) 2012 ??? Private
Silverium (don't) 20?? Private
Austiblox (Dead) 2012 - 2016 revival irrc
Timeblox (Dead) 2007 revival
ORRH (Self-Host) 2006 ? - 2018 revival
Novetus (Self-Host) 2006 - 2014 revival
RBXLegacy (Old Novetus, Dead) 2008 - 2011 revival
Goodblox (It might come back) 2008 revival
Goodblox 2 (https://goodbx.xyz W.I.P.) Private
GOLDBLOX (https://rccs.lol) W.I.P. 2009 revival
Mercury (dead) 2016+ revival
Mercury 2 (https://mercury2.com) 2016+ revival, W.I.P.
RetroBlox (dead, https://www.roblox.com/games/4334849904) 2012 revival
RetroStudio (https://www.roblox.com/games/5846386835) 2010 - 2015 revival iirc
Super Nostalgia Zone (https://www.roblox.com/games/998374377) 2008 revival
RoConomy/Serenerev (dead) 2010 - 2017 revival
nounblox (don't) 20?? revival
Sodikm/Sodikm+/Sodikm++ (Self-Host, vulnerable) 20?? revival
Relive 2016 (don't) 2016 revival
Solario (dead) 20?? revival
Novarin (No Access, W.I.P.) 2012 - 2016 revival
Vanilla (dead) 2007 - 20?? revival
Virtubrick (No Access, W.I.P.) 20?? revival
Aesthetiful (https://finobe.net W.I.P.) 20?? - 2016 revival

Comment if i missed out on one