InkScApe

VectoriaL EditingG

Ted Gould, Bryce Harrington, Nathan Hurst, MenTaLguY and many different people on list below https://inkscape.org/fr/credits/

It seems not, but developer are working to improve it

It start in 2003 (a fork of Sodipodi)

https://fr.wikipedia.org/wiki/Inkscape

Drawing, vectorial editing

For graphic designers, artists or every person wich are interest in it, ab d all people with a computer

GPL License / GNU GENERAL PUBLIC LICENSE

Yes, by writing Core Inkscape code, writing inkscape extensions, packaging inkscape, testing it, reporting bugs, translating inkscape software and website and promote it

It cost nothing, to my knowledge

Yes it is like Adobe Illustrator, CorelDRAW

yes

yes

It look like some "old" application coming back from past or future

yes, but mightbe not on mac

maybe but for now i don't know how

PNG, SVG, JPEG, ...

SVG

https://inkscape.org/fr/apprendre/

Windows, mac OS, Linux / GNU