Alternatives

Products that do what Offensive Computer Security (Open Course, Video Lectures) does

1ST
Security Training for Developers▲128
2016 · hacksplaining.com
2HA
Hacker101 – A Free Web Security Class▲33
2018 · hacker101.com
3ET
Easy to Understand Software Security Training▲36
2020 · application.security
4CC
Codebashing – Codeacademey for learning application security▲10
2014 · codebashing.com
5HL
Hacker Lab – an easy way for netsec students to practice hacking▲7
2018 · thehackerlab.co
6
Hacker Experience▲96
Online hacking simulation game
2014
7
Learn Enough Dev Environment to Be Dangerous▲68
A tutorial introduction to computer development environments
2017
8MM
March Madness for Hackers▲100
2014 · codersbracket.com
9IS
Information Security Handbook▲31
2016 · github.com
10PS
Personal security logging software [video on site]▲13
2017 · weagill.com
11AC
A curated list for learning about application security▲7
2015 · github.com
12AS
Application Security Testing for Modern Engineering Teams▲17
2020 · stackhawk.com
13UA
Umbrella – an open source digital and physical security handbook▲11
2020 · umbrella.secfirst.org
14GT
Guide to Hacking▲6
2016 · github.com
15TY
Teach your friends to lock their computers▲7
2017 · npmjs.com
16HN
Hacker News, but for videos▲13
2017 · hackervid.io
17OA
OpenHacker, a weekly competition for hackers▲27
2013 · openhacker.co
18HN
Hacker News as a feed of videos▲16
2016 · hackerpixels.com
19SC
Some common web-attacks▲10
2016 · github.com
20SS
Security Scanner for Agent Skills and MCP▲7
May 2026 · github.com
21AC
A Curated List for Application Security▲21
2015 · github.com
22AP
Advanced Penetration Testing Software▲5
2012 · advancedpentest.com
23OR
Oyabun – resilient C2 infrastructure for pentesters▲15
2020 · oyabun.io
24BS
Backdoor – Security CTF Platform▲12
2015 · backdoor.sdslabs.co

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