Here's a summary of some GMK Base kits. Nowhere near comprehensive, but better than nothing.
A blank
NumPad "5" column means NumPad not included.
TIL
none of these kits have non-homing F, J, or 5.
ISO support key tags:
GMK set's Base kit | ISO support | NumPad "5" | F & J | GB ended |
WoB Hiragana | ABCD------ | | Dsh Bar --- | 9/6/'19 |
Merlin | ABC-EFGHJ- | --- --- Nub | Dsh Bar --- | 9/5/'19 |
Voyage | | --- --- Nub | Dsh Bar --- | 9/1/'19 |
Violet on Cream | ABC-EF---- | --- Bar Nub | Dsh Bar --- | 8/31/'19 |
8008 | ABC-E----- | --- --- Nub | Dsh Bar Nub | 8/31/'19 |
Night Runner | ABC-EF---- | Dsh Bar --- | Dsh Bar --- | 8/30/'19 |
Peaches'n'Cream | ABC-E----- | Dsh Bar --- | Dsh Bar --- | 8/1/'19 |
Handarbeit | ABC-EFGHJ- | --- --- Nub | Dsh Bar --- | 7/31/'19 |
Pulse | | Dsh Bar --- | Dsh Bar --- | 7/30/'19 |
Denim | ABCD------ | --- Bar --- | Dsh Bar --- | 7/7/'19 |
Olive | ABCD------ | Dsh Bar --- | Dsh Bar --- | 7/1/'19 |
Oblivion v2 | ABCD------ | Dsh Bar --- | Dsh Bar --- | 6/27/'19 |
Mizu | ABC-E----- | --- Bar Nub | Dsh Bar --- | 6/4/'19 |
Striker | | | Dsh Bar --- | 5/18/'19 |
Eclipse | ABCD------ | | Dsh Bar --- | 4/30/'19 |
Metropolis | ABC-EFGHJ- | Dsh Bar --- | Dsh Bar --- | 4/25/'19 |
SkIIdata | AB-D-----K | Dsh Bar --- | Dsh Bar --- | 4/12/'19 |
Minimal | | | Dsh Bar --- | 3/22/'19 |
Deep Space | ABCD------ | Dsh Bar --- | Dsh Bar --- | 3/8/'19 |
Jamón | | | Dsh Bar --- | 2/28/'19 |
Calm Depths | ABC-EFGHJ- | Dsh Bar --- | Dsh Bar --- | 1/15/'19 |
Carbon v2 | ABCD------ | Dsh Bar --- | Dsh Bar --- | 11/30/'18 |
Monochrome | | --- --- Nub | Dsh Bar --- | 10/18/'18 |
Space Cadet | ABCD------ | Dsh Bar --- | Dsh Bar --- | 8/31/'18 |
Phantom | ABC-EFGHJ- | Dsh Bar --- | Dsh Bar --- | 6/10/'18 |
Serika | ABCD------ | Dsh Bar --- | Dsh Bar --- | 5/30/'18 |
Olivia | ABC-E-GHJ- | Dsh Bar --- | Dsh Bar --- | 4/28/'18 |
Red Samurai | ABC-EFGHJ- | Dsh Bar --- | Dsh Bar --- | 2/28/'18 |
Let me know when you find mistakes.
8/26 - Added Minimal and Monochrome.