Parameterized Algorithms by NPTEL-NOC IITM
COMP6741 - Algorithms for Intractable Problems by Serge Gaspers
Parameterized Complexity Workshop by IIT Gandhinagar
Exponential Time Algorithms: Structures, Measures, and Bounds by Serge Gaspers
Algorithmic Lower Bounds (book and videos can be found in the link)
Graph Theory by Sarada Herke
Structural Graph Theory by Nishad-Kothari
Graph Theory by Wrath of Math