- 9/10: initial release version 0.1
- 5/11: release version 0.1.2
- 6/11: Added encoder (version 0.1.2) as well
- 7/11: Updated WebP with head change#Ia53f845b
- 8/12: release version 0.2.0-rc1 (head change#Ia5475247)
-     : Updated WebP with head change#I3da2063b
- 3/13: Updated WebP with head change#I9e5ae737
- 8/13: Release version 0.3.1 (head change#Idea3464b)
- 9/13: Fix memleak in WebPIDelete() (change#Id4faef1b)
- 1/14: Release version 0.4.0-rc1 (change#I22be12d8)
- 7/14: Release version 0.4.1-rc1 (change#I5346984d2)