@minor!

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Hello World:

[(=_):${a--z||A--Z}]
[A--Z++++++++|a--z+++++|a--z++++++++++++|a--z++++++++++++|a--z+++++++++++++++]
[>==<]
[(ascii):${32}]
[>==<]
[A--Z+++++++++++++++++++++++|a--z+++++++++++++++|a--z++++++++++++++++++|a--z++++++++++++|a--z++++]

OUTPUT: hello world

Fibonacci (limit: 9, sum: 50):

[(=_):${*||+}]
[|-->[+]-->+++++++++||]
[
-->ascii::(+|[+<-->--<--+])
]

OUTPUT: 1,2,3,5,7,12,19,31,50

3s0!an9 b0y