When comparing Amber vs Imba, the Slant community recommends Amber for most people. In the question“What are the best solutions to "The JavaScript Problem"?” Amber is ranked 27th while Imba is ranked 28th. The most important reason people chose Amber is:
Amber includes an integrated development environment with a class browser, workspace, transcript, object inspector and debugger.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Includes an IDE
Amber includes an integrated development environment with a class browser, workspace, transcript, object inspector and debugger.
Pro Smalltalk is a simple, elegant, and powerful language
Pro One-to-one JS equivalent
Amber is written in itself, including the parser and compiler, and compiles into efficient JavaScript, mapping one-to-one with the JS equivalent.
Pro Super super fast DOM implementation
The ‘imperative’ DOM from Imba is factors of magnitudes faster than most current virtual DOMs.
Pro Transpiles to very readable Javascript
Pro React inspired approach
Pro Close alignment between language and DOM
The DOM is a first class citizen of Imba and that allows for short elegant interaction.
Pro Ruby inspired syntax
Cons
Con Very few learning resources
There are very little learning resources for Amber outside the official documentation. Which may not be enough for beginners, especially people that don't have much experience in programming.
Con Still a young language
But looks very promising.