The best replacement for d3d is opengl.

The best alternatives to d3d are rated as following:
★★★★★  opengl
★★★  opengl cs 1.6
★★  opengl half life
★★  opengl epsxe
★  d2d
★  grf
★  ogl
★  opengl counter-strike
  open gl

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d3d
opengl
opengl cs 1.6