The best Game Development alternative to Spine is Marionette Studio. If that doesn't suit you, our users have ranked more than 10 alternatives to Spine and four of them are Game Development Tools so hopefully you can find a suitable replacement. Other interesting Game Development Tool alternatives to Spine are Spriter, Creature and Sprite Something.
Spine alternatives are mainly Game Development Tools, but if you're looking for
Animation Makers you can filter on that. Other popular filters include
Free and
Mac. You can also filter by region, for example
EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to Spine.
Far more affordable, however lacking in mesh functions.