Veteran defensive end Rasheem Green joined the Texans on a one-year contract, according to a league source.
Green, 24, visited the Carolina Panthers and Baltimore Ravens.
A former Seattle Seahawks third-round draft pick from USC, Green had 48 tackles, six tackles for losses, 6 1/2 sacks and four pass deflections last season.
Green (6-foot-4, 279 pounds) has 88 career tackles and 13 1/2 sacks with three forced fumbles and two fumble recoveries.
Aaron Wilson is a Pro Football Network reporter and analyst and a contributor to Sports Talk 790.