quick radiant mess

last updated version on https://dl.illwieckz.net/b/radiant/quick-radiant-mess.txt

Q3Radiant
(in─house Quake III editor, dead)
    │
    v
QERadiant
(closed source public radiant, dead)
    │
    v
GtkRadiant 1.4
(Open Source QERadiant port to GTK, dead)
    │
    ├─────────────────────────────────────────────────────────────────────> ZeroRadiant
    │                                                                       (in─house Quake Live (Quake Zero) editor, dead)
    │                                                                           │
    │                                                                           v
    │                                                                       GtkRadiant 1.6
    v                                                                       (public release (hence open source) of ZeroRadiant, alive)
GtkRadiant 1.5                                                                  │
(Open Source community improvement, dead)                                       │
    │                                                                           │
    v                                                                           │
NetRadiant                                                                      │
(Open Source community improvement, alive)                                      │
    │                                                                           │
    ├────────────┐                                                              │
    │            │                                                              │
    │       DarkRadiant (GTK)                                                   │
    │       (Doom3 dedicated fork, alive)                                       │
    │            │                                                              │
    │            ├──────────────────────────────┐                               │
    │            │                              │                               │
    │            │                              v                               │
    │            │                          UFORadiant                          │
    │            v                          (UFO:AI dedicated fork, alive)      │
    │        DarkRadiant (WxWidget)             │                               │
    │            │                              │                               │
    │            │                              │                               │
    v            v                              v                               v
NetRadiant   DarkRadiant                    UFORadiant                      GtkRadiant