Following people noteworthily helped the design/implement of udp2raw-multiplatform:

Thanks ccaapton(AKA s82kd92l in v2ex) for the idea of handshaking with system socket[0][1] (to avoid the use of iptables)

Thanks linhua55 for the idea of handshaking with system socket[0][2], and the early investigation of implementing faketcp on windows[3]

[0] https://github.com/wangyu-/udp2raw-tunnel/issues/9

[1] https://www.v2ex.com/t/382261 (comment)

[2] https://github.com/linhua55/lkl_study/issues/11

[3] https://github.com/Chion82/kcptun-raw/issues/2