The French (who created camouflage) use a "Central European" pattern, which almost resembles the US's own Woodland pattern.
The US Navy is working on a new "Navy Working Uniform", which is a type of Woodland pattern as well as a Digital Woodland pattern, with dominant color options.
Japanese Ground Self Defense Force soldiers use a Flecktarn-like camo-pattern exclusively for their branch; this is a woodland pattern.
Vehicles can also be painted with a camo-pattern
US Army ACU pattern
The USAF is developing their own variants of the infamous Tiger Stripe pattern. This is one of them.
The Russians utilize useful, capable camouflage patterns of their own; this one is a type of "Brown Woodland" pattern.
The British Army's camouflage is called "Disruptive Pattern Material", and works very well.
This soldier's BDU has an experimental "USMC Urban" pattern.
This soldier's BDU is colored in the Woodland pattern; Woodland is also the most popular pattern.
This soldier's BDU is colored in the Three-Color Desert pattern.