EFL is written in C, however it is possible to use it from other programming languages by means of bindings, also known as wrappers, that map the C functions into the specified language.

The following bindings exist for EFL:

Language	Completeness	Maintained
Python	good	Yes
JavaScript?	good	Yes
Vala?	good	Yes
EFLxx (C++)	reasonable	Yes
Perl?	?	No
Ruby?	?	No