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#cybersecurity (30 Repositories)

Ranked open-source repositories tagged with #cybersecurity, scored by pull request acceptance likelihood and maintainer engagement velocity.

Topic Avg Merge Rate

75.6%

Avg Review Latency

18.2h

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30 repositories tagged #cybersecurity

S TierPython 416 25 GFIs

PrismorSec/prismor

Self-hosted runtime control plane for AI agents. Observe or HITL approve or Block rogue tool calls before it executes: secret leaks, prompt injection, supply chain etc in a local dashboard. Agent agnostic (Claude, codex, langchain etc.)

76.5%
Merge Rate
-
First Review
67%
1st-Timers
12
Maintainers
A TierTypeScript 128 2 GFIs

devsecblueprint/devsecblueprint

Learn DevSecOps and Cloud Security Engineering fundamentals.

76.9%
Merge Rate
8h
First Review
75%
1st-Timers
14
Maintainers
A TierJava 1.8k

OpenAEV-Platform/openaev

Open Adversarial Exposure Validation Platform

77.3%
Merge Rate
-
First Review
84%
1st-Timers
33
Maintainers
A TierTypeScript 507

0sec-labs/0

The multiplayer AI offensive security OS - open, self-improving, extensible. Find, verify, and fix vulnerabilities.

94.6%
Merge Rate
<1h
First Review
60%
1st-Timers
1
Maintainers
A TierPython 232

santosomar/AI-agents-for-cybersecurity

Hands-on code, labs, and reference material by Omar Santos for building, securing, and operating AI agents in cybersecurity.

100.0%
Merge Rate
<1h
First Review
100%
1st-Timers
1
Maintainers
A TierGo 1.1k

xalgorix/xalgorix

Autonomous AI pentesting agents — real-time reconnaissance, vulnerability detection, and exploitation orchestration. Go + TypeScript.

89.1%
Merge Rate
-
First Review
80%
1st-Timers
2
Maintainers
A TierGo 634

yaklang/yaklang

A programming language exclusively designed for cybersecurity

83.5%
Merge Rate
-
First Review
69%
1st-Timers
8
Maintainers
A TierPython 646 2 GFIs

BlessedRebuS/Krawl

Krawl is a customizable, lightweight, cloud-native web deception server and anti-crawler that creates fake web applications with low-hanging vulnerabilities using realistic, randomly generated decoy data and AI-generated HTML templates.

78.9%
Merge Rate
2h
First Review
50%
1st-Timers
2
Maintainers
A TierPython 11.0k

bunkerity/bunkerweb

🛡️ Open-source and cloud-native Web Application Firewall (WAF)

88.2%
Merge Rate
3d
First Review
67%
1st-Timers
15
Maintainers
A TierPython 5.0k

kaifcodec/user-scanner

🕵️‍♂️ (2-in-1) Email & Username OSINT suite featuring native MCP support for deep data extraction just from a single Email/Username. Analyzes 1080+ actively maintained scan vectors (200+ email / 880+ username) for security research, investigations, and digital footprinting.

82.7%
Merge Rate
13h
First Review
46%
1st-Timers
14
Maintainers
A TierC++ 17.2k

wazuh/wazuh

Wazuh - The Open Source Security Platform. Unified XDR and SIEM protection for endpoints and cloud workloads.

73.8%
Merge Rate
-
First Review
71%
1st-Timers
77
Maintainers
A TierRust 253

H4D3ZS/vscodium-rust

AI-native IDE with agentic workflows, iPhone emulation on Windows/Linux, PyTorch ML Studio, and ROCm-optimized local AI. Built for security researchers and cross-platform developers.

100.0%
Merge Rate
<1h
First Review
100%
1st-Timers
0
Maintainers
A TierPython 6.2k

Azure/Azure-Sentinel

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

67.4%
Merge Rate
-
First Review
67%
1st-Timers
142
Maintainers
A TierPython 2.4k 2 GFIs

beenuar/AiSOC

Open-source AI Security Operations Center: alert fusion, LLM-agent triage, MITRE ATT&CK investigation, and a replayable decision ledger for every agent step. Self-hostable, runs with no API keys, MIT licensed. Ships an MCP server for Claude, Cursor and Continue.

75.3%
Merge Rate
-
First Review
60%
1st-Timers
2
Maintainers
A TierPython 1.2k

taranis-ai/taranis-ai

Taranis AI is an advanced Open-Source Intelligence (OSINT) tool, leveraging Artificial Intelligence to revolutionize information gathering and situational analysis.

86.1%
Merge Rate
-
First Review
75%
1st-Timers
9
Maintainers
A TierTypeScript 10.1k 1 GFIs

OpenCTI-Platform/opencti

Open Cyber Threat Intelligence Platform

70.5%
Merge Rate
2d
First Review
80%
1st-Timers
50
Maintainers
A TierTypeScript 121

otter-sec/rctf

rCTF is a platform for hosting cybersecurity capture-the-flag competitions.

91.2%
Merge Rate
-
First Review
83%
1st-Timers
9
Maintainers
A TierPython 3.5k

Netw0rkNoob/VulnClaw

基于 AI Agent + MCP 工具链 + 渗透 Skill 编排, 配合大语言模型, 自然语言输入 → 自动完成「信息收集 → 漏洞发现 → 漏洞利用 → 报告生成」全流程。

65.6%
Merge Rate
<1h
First Review
75%
1st-Timers
6
Maintainers
A TierHTML 352

THORCollective/HEARTH

A community-driven repository for threat hunting ideas, methodologies, and research that serves as a central gathering place for hunters to share knowledge, collaborate on techniques, and advance the field of threat hunting.

83.3%
Merge Rate
2d
First Review
100%
1st-Timers
1
Maintainers
A TierPython 185

xsa/infosec-events

List of past and future infosec related events.

73.7%
Merge Rate
1h
First Review
100%
1st-Timers
1
Maintainers
A TierPython 38.6k 1 GFIs

soxoj/maigret

🕵️‍♂️ Collect a dossier on a person by username from 6K websites

72.3%
Merge Rate
1d
First Review
75%
1st-Timers
11
Maintainers
A TierPython 587

OpenCTI-Platform/connectors

OpenCTI Connectors

65.4%
Merge Rate
-
First Review
47%
1st-Timers
42
Maintainers
A TierTypeScript 11.1k

openai/codex-security

OpenAI's Codex Security CLI and TypeScript SDK for finding, validating, and fixing security vulnerabilities. npm: https://www.npmjs.com/package/@openai/codex-security

48.1%
Merge Rate
4h
First Review
19%
1st-Timers
54
Maintainers
A TierTypeScript 316

pensarai/apex

AI-powered offensive security testing using autonomous agents, directly in your terminal.

67.9%
Merge Rate
2d
First Review
57%
1st-Timers
6
Maintainers
A TierTypeScript 3.1k

CyberStrikeus/CyberStrike

Open-source AI-powered offensive security harness for automated penetration testing.

22.2%
Merge Rate
-
First Review
50%
1st-Timers
5
Maintainers
A TierGo 811

xalgord/xalgorix

Autonomous AI pentesting agents — real-time reconnaissance, vulnerability detection, and exploitation orchestration. Go + TypeScript.

96.1%
Merge Rate
4d
First Review
80%
1st-Timers
2
Maintainers
A TierC 4.6k

ntop/nDPI

Open Source Deep Packet Inspection Software Toolkit

70.0%
Merge Rate
5h
First Review
50%
1st-Timers
12
Maintainers
A TierJavaScript 154 1 GFIs

antropos17/Aegis

Local-first desktop monitoring for AI agents. Inspect processes, files, network activity and evidence; review selected actions through opt-in policy and MCP tools. Windows-first; macOS/Linux experimental.

48.1%
Merge Rate
3d
First Review
50%
1st-Timers
3
Maintainers
A TierPython 2.8k

opencve/opencve

Vulnerability Intelligence Platform

87.0%
Merge Rate
3d
First Review
100%
1st-Timers
3
Maintainers
A TierPython 113

d3fend/d3fend-ontology

This repository holds the necessary content to produce the D3FEND ontology distribution.

55.6%
Merge Rate
6h
First Review
50%
1st-Timers
5
Maintainers
Best Cybersecurity Open Source Repositories & C-Rank™ | GetMerged