Fanion (French millitary flag) created by French when they established a protectorate over the Imamate. used during Dekodrak's work was used as a template for the shapes and lines. 
&lt;a href="https://commons.wikimedia.org/wiki/File:Flag_of_the_Imamate_of_Futa_Djallon_(1896-1912).svg"&gt;Dekodrak&lt;/a&gt;, &lt;a href="https://creativecommons.org/licenses/by-sa/4.0"&gt;CC BY-SA 4.0&lt;/a&gt;, via Wikimedia Commons
This flag improves upon Dekodrak's work by showing the correct colours of the flag. The white background becomes yellow. The light green Arab lettering is changed to dark green. Very minor changes to the French flag's colour. In addition, this flag has sourcing. 

Source: Lux-Wurm, P. C., &amp; Zaragoza, Martha. (2001). Les drapeaux de l’islam : de Mahomet à nos jours. Buchet-Chastel. P.108.
Own work
HetmanTheResearcher