Fontwerks shows several new stamps that they will be releasing. Among them are bricks, a ruler and other patterns. You can take a look at them here. There was also a “mini release” last month which can be seen here.
Art Declassified shows some of their new releases for CHA here, here, here, and here. Among the new stamps they are showing are “photo-realistic” stamps. These stamps use a special solvent ink which helps to make the image look like a photo.