Code:
lang/atlast
lang/chez-scheme
lang/chibi-scheme
lang/chicken
lang/clojure
lang/dotnet
lang/elixir
lang/erlang
lang/fpc
lang/fpc-devel-source
lang/fpc-docs
lang/fpc-source
lang/fsharp
lang/gawk
lang/ghc
lang/gjs
lang/gleam
lang/gnat14
lang/go
lang/janet
lang/jruby
lang/kotlin
lang/lua54
lang/mono
lang/mono-basic
lang/nim
lang/php82
lang/picolisp
lang/python
lang/racket
lang/ruby33
lang/rust
lang/rust-bootstrap
lang/scala
lang/swift510
lang/tcl90
lang/yabasicI know most of you use C , PERL , TCL & a few C++.
Where you able to write an interesting application in "the lesser known ?"