Asus AIO routers collection:

Asus RT-N12 D1
Asus RT-N66U
Asus RT-AC66U
Asus RT-AC66U B1
Asus RT-AC68U A2
Asus RT-AC1900P
Asus RT-AC5300
Asus RT-AC86U
Asus RT-AX58U
Asus RT-AX88U

Other AIO routers collection:

T-Mobile AC1900
Synology rt2600ac
GL.iNet GL-AR750S
TP-Link Archer C7 v2
TP-Link Archer C2300
Airlink101 AR670W
Netgear R6200 v2
Netgear R7000
Netgear R7800
Netgear Orbi RBK50
Linksys WRT54GL
Linksys E2500 v1
Linksys E5400
Linksys EA6900 v1

All the routers above are used mainly for experiments and educational purposes.
Most are repaired by me recycled units, some were purchased new for specific use cases.