When comparing PureBasic vs Crystal, the Slant community recommends Crystal for most people. In the question“What are the best systems programming languages?” Crystal is ranked 18th while PureBasic is ranked 27th.
Ranked in these QuestionsQuestion Ranking
Pro Standalone executables
Can create single file executables without the need to install other libraries, run time environments, etc.
Pro The syntax is very beginner-friendly
Pro Same code on Windows, OS X and Linux
Same code can be compiled natively, without any interpreter for OS X, Windows or Linux, using the native GUI toolkit of the OS
Pro Many integrated features
Many libraries available without additional installations : 2D & 3D, database, network, sound, xml, JSON, http...
Pro Allows to program at a lower level than most alternatives
Pro Lifetime license
Pay once, use forever.
Pro Constantly updated
Pro Supports ARM in addition to x86, AMD64 and others
Pro Can compile to plain C code
Pro Grest user community / forums with the developer very active
Pro Elegant syntax as Ruby
Pro Fast performance
Pro Has co-routine
Pro Compiles to native binary
Con Limited free version
Free version is limited to 800 lines and can not create DLL's.
Con Some bugs are present on the Linux platform
Con Slightly bogged syntax
Sometimes the syntax bogs down, just a little with long procedure names and such. A truly minor issue.
Con Not RAD
Not a RAD environment.
Con Aruguably no better than a meme language
The elitest attitudes in the community are unwarrented. Not recommendable for production use. Poor error messages, odd compiler errors, poorly documented behavior, etc..
Con Small community
In regards to its age and already past 1.0, the community is still too small.
Con Not cross-platform
No official Windows support.
Con A language only Ruby fans can love
Con Slow compilation
Con No parallelism (yet)
Not actual anymore.