Consider other science fiction books written by authors of color, like Shadowshaper by Daniel José Older, The Living Blood by Tananarive Due, Midnight Robber by Nalo Hopkinson, and Nova by Samuel Delaney.
Consider work inspired by Octavia Butler, including Octavia’s Brood and Near Kin.
Consider other books by Octavia Butler, like Parable of the Sower and the Patternist series. Books like The New Jim Crow that look at the legacy of slavery may also be interesting companions to Kindred.
It might be interesting to compare Kindred to other time travel novels, like The Time Traveler’s Wife by Audrey Niffenegger and Slaughterhouse Five by Kurt Vonnegut.