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Céu is a reactive language that aims to offer a higher-level and safer alternative to C.

Try it online:


Source code:

Join our chat:


Install required software:

$ sudo apt-get install git lua5.3 lua-lpeg liblua5.3-0 liblua5.3-dev

(Assuming a Linux/Ubuntu machine.)

Clone the repository of Céu:

$ git clone
$ cd ceu/

Install Céu:

$ make
$ sudo make install     # install as "/usr/local/bin/ceu"

Run the tests (optional):

$ cd tst/
$ ./run.lua

Run the examples

$ make samples