For FPS lovers, recommend this server: https://github.com/piqueserver/piqueserver https://github.com/piqueserver/piqueserver client: https://github.com/yvt/ope

For FPS lovers, recommend this server: https://github.com/piqueserver/piqueserver https://github.com/piqueserver/piqueserver client: https://github.com/yvt/openspades https://github.com/yvt/openspades