The Boslics were a neutral, spacefaring humanoid race. Boslic freighters frequently visited Deep Space 9 in the 2370s.
In 2154, several Boslics attended the Orion slave auctions on Verex III. (ENT: "Borderland")
In 2372, a Boslic freighter was involved in a contraband smuggling operation uncovered by Klingon-turned-Bajoran officer Kurn. (DS9: "Sons of Mogh")