Turtle is a reimplementation of the Unix command line environment in Haskell so that you can use Haskell as a scripting language or a shell. Think of turtle as coreutils embedded within the Haskell language. The turtle library focuses on being a "better Bash" by providing a typed and light-weight shell scripting experience embedded within the Haskell language. If you have a large shell script that is difficult to maintain, consider translating it to a "turtle script" (i.e. a Haskell script...
A Logo interpreter and programming environment specialized for schools
A Logo interpreter and programming environment specialized for schools.
It is a revised version of XLogo, published on http://xlogo.tuxfamily.org/.
The Logo dialect is almost the same as Xlogo's, but some Logo commands were reimplemented to fit with the new programming environment and workspace. Some commands which were buggy in the original XLogo have been fixed.