Stupendous Software has announced the release of two new iMovie plugin packs, containing a total of 33 effects, 6 of which are available for free in the demo versions of the plugins. The new plug-in packs include Levels & Balances (13 effects, 3 free) and Smoke & Glass (20 effects, 3 free). This release brings the total number of iMovie effects available from Stupendous Software to 132, including 24 free effects. The iMovie effects are priced at US$25 per plug-in pack, and require iMovie 2.1.1.