The Glossy Swiftlet is a small swiftlet with a square tail and a blue sheen on its upperparts. It catches insects in flight and often uses low airspace over forests, streams, and clearings.
Small-bodied with a square tail and brilliant blue-glossed upperparts, most populations have extensively white bellies and fine grey markings on the lower breast and flanks.
It catches insects in flight and often flies low over forests, streams, and clearings. It may forage in groups with other swiftlets, swifts, or swallows.
Birds in the northern Moluccas and southeastern Solomon Islands include forms with feathers on the hind toe.
An extinction-risk assessment has not been added yet.