Here's the whole project created for the Muzzle Flash video tutorial. 
 
10 Muzzle Effects done entirely with Visual Effect Graph.
 
This package includes:
-10 Muzzle Effects (6 customizable VFX Graphs)
-Highly Customizable (change texture, mesh, rate, color, size, etc in the inspector)
-Textures (smoke flipbook, impact flipbook, toon, circles, flares etc)
-HDRP and URP only
-Limited Mobile support (high-end mobile devices only)
-Documentation
 
Originally made in URP, adapted to HDRP.
Visual Effect Graph from the Package Manager is required.
Contact me for any questions (check my profile here in the asset store for contacts).
 
Available for Unity 2019.4 and Unity 2020.3 in URP and HDRP