Theory of Automata and Formal Languages

http://nptel.iitm.ac.in/courses/Webcourse-contents/IIT-%20Guwahati/afl/index.htm

System Analysis and Design

http://nptel.iitm.ac.in/courses/Webcourse-contents/IISc-BANG/System%20Analysis%20and%20Design/New_index1.html

Software Engineering

http://nptel.iitm.ac.in/courses/Webcourse-contents/IIT%20Kharagpur/Soft%20Engg/New_index1.html

Real Time Systems

http://nptel.iitm.ac.in/courses/Webcourse-contents/IIT%20Kharagpur/Real%20time%20system/New_index1.html

Principles of Communication

http://nptel.iitm.ac.in/courses/IIT-MADRAS/Principles_Of_Communication/index.php

Operating Systems

http://nptel.iitm.ac.in/courses/Webcourse-contents/IISc-BANG/Operating%20Systems/New_index1.html

Microprocessors and Microcontrollers

http://nptel.iitm.ac.in/courses/Webcourse-contents/IISc-BANG/Microprocessors%20and%20Microcontrollers/New_index1.html

Introduction to Problem Solving and Programming

http://nptel.iitm.ac.in/courses/Webcourse-contents/IIT-Delhi/intro%20to%20CS/new-slides.pdf

Introduction to Database Systems and Design

http://nptel.iitm.ac.in/courses/IIT-MADRAS/Intro_to_Database_Systems_Design/index.php

Digital Systems

http://nptel.iitm.ac.in/courses/Webcourse-contents/IISc-BANG/Digital%20Systems/Digital%20Systems.pdf

Design and Analysis of Algorithms

http://www.cse.iitb.ac.in/~ranade/nptel/
http://www.cse.iitb.ac.in/~sundar/algorithms/cs601.html

Data Structures and Program Methodology

http://nptel.iitm.ac.in/courses/Webcourse-contents/IIT-%20Guwahati/data_str_algo/frameset.htm

Data Communications

http://nptel.iitm.ac.in/courses/Webcourse-contents/IISc-BANG/Data%20Communication/Learning%20Material%20-%20DataCommunication.pdf

Computer Organization and Architecture

http://nptel.iitm.ac.in/courses/Webcourse-contents/IIT-%20Guwahati/comp_org_arc/web/index.htm

Computer Organisation and Architecture

http://nptel.iitm.ac.in/courses/Webcourse-contents/IIT-KANPUR/CompArchitecture/page2.htm

Computer Networks

http://nptel.iitm.ac.in/courses/IIT-MADRAS/Computer_Networks/index.php

Computer Networks

http://nptel.iitm.ac.in/courses/Webcourse-contents/IIT%20Kharagpur/Computer%20networks/New_index1.html

Computer Graphics

http://nptel.iitm.ac.in/courses/Webcourse-contents/IIT-Delhi/Computer%20Graphics/csmain.htm

Compiler Design

http://nptel.iitm.ac.in/courses/Webcourse-contents/IIT-KANPUR/compiler-desing/ui/TOC.htm

CAD for VLSI Design II

http://nptel.iitm.ac.in/courses/IIT-MADRAS/CAD_for_VLSI_Design_II/index.php