Open-source projects categorized as Cybersecurity | Edit details

Top 23 Cybersecurity Open-Source Projects

  • h4cker

    This repository is primarily maintained by Omar Santos and includes thousands of resources related to ethical hacking / penetration testing, digital forensics and incident response (DFIR), vulnerability research, exploit development, reverse engineering, and more.

    Project mention: What's the "best" coding language to know/learn? | | 2021-06-15
  • vuls

    Agent-less vulnerability scanner for Linux, FreeBSD, Container, WordPress, Programming language libraries, Network devices

    Project mention: Vuls: Agent-less vulnerability scanner for Linux, FreeBSD | | 2022-05-03
  • SonarLint

    Deliver Cleaner and Safer Code - Right in Your IDE of Choice!. SonarLint is a free and open source IDE extension that identifies and catches bugs and vulnerabilities as you code, directly in the IDE. Install from your favorite IDE marketplace today.

  • test-your-sysadmin-skills

    A collection of Linux Sysadmin Test Questions and Answers. Test your knowledge and skills in different fields with these Q/A.

    Project mention: what is extensive Linux knowledge for sysadmin | | 2022-01-20
  • personal-security-checklist

    🔒 A curated checklist of 300+ tips for protecting digital security and privacy in 2022

    Project mention: 6 Useful Checklists Every Developer Should Know 📃💯 | | 2022-04-21

    6. Personal Security Checklist

  • spiderfoot

    SpiderFoot automates OSINT for threat intelligence and mapping your attack surface.

    Project mention: About OSINT Search Engine | | 2022-04-17

    Have you tried SpiderFoot. Let it run for a day and you will be amazed at the findings!

  • Reverse-Engineering-Tutorial

    A FREE comprehensive reverse engineering tutorial covering x86, x64, 32-bit ARM & 64-bit ARM architectures.

    Project mention: Updated Reverse Engineering Tutorial w/ Hacking Windows API step-by-step, under construction | | 2022-05-05
  • berty

    Berty is a secure peer-to-peer messaging app that works with or without internet access, cellular data or trust in the network

    Project mention: Peer to peer messaging to defeat censorship | | 2022-04-24

    Berty is an in-development open-source option that uses Bluetooth Low Energy (BLE) to communicate when LAN isn't available.

  • Scout APM

    Less time debugging, more time building. Scout APM allows you to find and fix performance issues with no hassle. Now with error monitoring and external services monitoring, Scout is a developer's best friend when it comes to application development.

  • Sn1per

    Attack Surface Management Platform | Sn1perSecurity LLC

    Project mention: Are there any good automated attack tools besides Pentera? | | 2022-05-10


  • pyWhat

    🐸 Identify anything. pyWhat easily lets you identify emails, IP addresses, and more. Feed it a .pcap file or some text and it'll tell you what it is! 🧙‍♀️

    Project mention: Tips for Making a Popular Open-Source Project in 2021 [Ultimate Guide] | | 2021-11-12
  • awesome-incident-response

    A curated list of tools for incident response

    Project mention: Questions about getting into DF | | 2022-03-13
  • gnuradio

    GNU Radio – the Free and Open Software Radio Ecosystem

    Project mention: GNU Radio | | 2022-01-15
  • MISP

    MISP (core software) - Open Source Threat Intelligence and Sharing Platform

    Project mention: Threat Intelligence at your org | | 2022-05-13

    Start out with this it's open source and is widely used.

  • caldera

    Automated Adversary Emulation Platform

    Project mention: How to test our AV/EDR | | 2022-03-01
  • opencti

    Open Cyber Threat Intelligence Platform

    Project mention: OpenCTI - Open platform for cyber threat intelligence | | 2022-04-01
  • bunkerized-nginx

    🛡️ Make your web services secure by default !

    Project mention: Pre-compiled Modsecurity for Nginx in Centos | | 2021-12-24

    Bunkerised nginx comes me in mind here

  • DevSecOps

    Ultimate DevSecOps library

    Project mention: DevSecOps Library | | 2022-01-21
  • awesome-cybersecurity-blueteam

    :computer:🛡️ A curated collection of awesome resources, tools, and other shiny things for cybersecurity blue teams.

    Project mention: SIEM - how logs/events are dealt with | | 2022-04-09

    Add the latest edition of the MITRE SOC strategies book ( and potentially add to your bookmarks.

  • Azure-Sentinel

    Cloud-native SIEM for intelligent security analytics for your entire enterprise.

    Project mention: Can someone tell me if there are Microsoft Guidelines or Standards to follow for playbooks ? | | 2022-04-27

    If you don't do this, Sreedhar's Playbook Template Generator ( fail to sanitize the Playbook properly.

  • awesome-security-hardening

    A collection of awesome security hardening guides, tools and other resources

    Project mention: Brand new to Docker | | 2021-10-10

    here is a collection of hardening guides This will get you started in the right direction.

  • awesome-nodejs-security

    Awesome Node.js Security resources

  • Computer-Science-Resources

    A list of resources in different fields of Computer Science

    Project mention: Computer Architecture | | 2021-10-02
  • content

    Security automation content in SCAP, Bash, Ansible, and other formats (by ComplianceAsCode)

    Project mention: hardening a RHEL8 VM using OpenSCAP and DISA STIG | | 2022-02-16
  • blackhat-python3

    Source code for the book "Black Hat Python" by Justin Seitz. The code has been fully converted to Python 3, reformatted to comply with PEP8 standards and refactored to eliminate dependency issues involving the implementation of deprecated libraries.

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020). The latest post mention was on 2022-05-13.

Cybersecurity related posts


What are some of the best open-source Cybersecurity projects? This list will help you:

Project Stars
1 h4cker 11,476
2 vuls 9,242
3 test-your-sysadmin-skills 8,928
4 personal-security-checklist 8,026
5 spiderfoot 7,881
6 Reverse-Engineering-Tutorial 6,831
7 berty 5,694
8 Sn1per 5,253
9 pyWhat 5,147
10 awesome-incident-response 5,086
11 gnuradio 3,790
12 MISP 3,776
13 caldera 3,444
14 opencti 2,539
15 bunkerized-nginx 2,506
16 DevSecOps 2,495
17 awesome-cybersecurity-blueteam 2,436
18 Azure-Sentinel 2,268
19 awesome-security-hardening 2,144
20 awesome-nodejs-security 1,931
21 Computer-Science-Resources 1,738
22 content 1,584
23 blackhat-python3 1,430
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