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#ai-security (30 Repositories)

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

Topic Avg Merge Rate

76.6%

Avg Review Latency

23.1h

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30 repositories tagged #ai-security

S TierRust 761 11 GFIs

h5i-dev/h5i

An agent-native web security workspace. Find vulnerabilities through red-teaming. Formally verify properties of Rust codes in Lean 4.

90.6%
Merge Rate
3d
First Review
78%
1st-Timers
6
Maintainers
S TierTypeScript 676

arcjet/arcjet-js

Runtime security for AI apps and agents: prompt injection detection, tool-call authorization, sensitive-data redaction, bot protection, and rate limiting. Drop it into your JS/TS code.

80.2%
Merge Rate
5h
First Review
80%
1st-Timers
6
Maintainers
S TierJavaScript 854 14 GFIs

asamassekou10/ship-safe

The independent security agent for AI-written software. Finds issues, investigates whether they are real, and shows you the evidence. Deterministic core, no API key needed, JSON and SARIF output.

84.4%
Merge Rate
-
First Review
100%
1st-Timers
10
Maintainers
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
S TierJava 1.5k

akto-api-security/akto

Akto is the fastest growing AI Security platform for your teams to secure AI agents, MCPs, LLMs, Agent skills, Gen AI apps in your organization.

85.4%
Merge Rate
-
First Review
86%
1st-Timers
16
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 TierGo 2.2k 7 GFIs

stacklok/toolhive

ToolHive is an enterprise-grade platform for running and managing Model Context Protocol (MCP) servers.

80.1%
Merge Rate
3d
First Review
61%
1st-Timers
42
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 TierRust 146

gominimal/minimal

Run your agent in a Minimal box. Ship and run software with isolation on your own computer.

66.1%
Merge Rate
-
First Review
71%
1st-Timers
10
Maintainers
A TierGo 111

openclaw/clawscan

Composable security scanning harness for agent skills

77.8%
Merge Rate
<1h
First Review
100%
1st-Timers
5
Maintainers
A TierPython 867

hashgraph-online/hol-guard

Open-source antivirus for AI agents: block risky tools, secret access, prompt injection, malicious packages, MCP servers, plugins, and skills at runtime.

72.1%
Merge Rate
-
First Review
25%
1st-Timers
35
Maintainers
A TierGo 165

decionis/docker

Govern consequential AI agent actions in Docker with deterministic policy, human approval, and signed Decision Dossiers.

100.0%
Merge Rate
<1h
First Review
100%
1st-Timers
2
Maintainers
A TierGo 920

luckyPipewrench/pipelock

Open-source AI agent firewall for MCP security and agent egress. Scans mediated HTTP, MCP, A2A, and WebSocket traffic for exfiltration, SSRF, and prompt injection, and emits mediator-signed action receipts: verifiable audit evidence from outside the agent.

88.4%
Merge Rate
-
First Review
100%
1st-Timers
5
Maintainers
A TierRust 4.5k

nolabs-ai/nono

agent runtime security - zero trust, zero setup, zero latency agent sandbox

79.5%
Merge Rate
-
First Review
82%
1st-Timers
41
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 TierTypeScript 572

KeyValueSoftwareSystems/agent-opfor

Open-source adversary emulation for AI agents and MCP servers.

98.0%
Merge Rate
1d
First Review
100%
1st-Timers
3
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 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 TierGo 302

praetorian-inc/augustus

LLM security testing framework for detecting prompt injection, jailbreaks, and adversarial attacks — 190+ probes, 28 providers, single Go binary

74.0%
Merge Rate
3d
First Review
50%
1st-Timers
5
Maintainers
A TierTypeScript 170

stacklok/toolhive-studio

ToolHive is an application that allows you to install, manage and run MCP servers and connect them to AI agents

80.0%
Merge Rate
-
First Review
50%
1st-Timers
3
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 TierTypeScript 113

MatteoGabriele/agentscan

Automation pattern detection for open source maintainers

79.2%
Merge Rate
6d
First Review
33%
1st-Timers
5
Maintainers
A TierPython 6.8k

Tencent/AI-Infra-Guard

A full-stack AI Red Teaming platform securing AI ecosystems via Agent Scan, Skills Scan, MCP scan, AI Infra scan and LLM jailbreak evaluation.

71.1%
Merge Rate
-
First Review
75%
1st-Timers
18
Maintainers
A TierPython 20.1k

NVIDIA/SkillSpector

Security scanner for AI agent skills. Detect vulnerabilities, malicious patterns, security risks, prompt injection, data exfiltration, and supply-chain risks in Claude Code, Codex, and MCP skills before you install them.

58.1%
Merge Rate
-
First Review
53%
1st-Timers
64
Maintainers
A TierPython 2.0k

uber/ADR

ADR secures enterprise AI agents through observability, security benchmarking, and threat detection. Deployed at Uber.

37.9%
Merge Rate
-
First Review
57%
1st-Timers
8
Maintainers
A TierRust 115

GenseeAI/gensee-crate

Run AI harnesses like Claude Code, Codex, Copilot, Antigravity, and Omnigent in disposable workspace forks. Review, merge, or roll back changes with policy enforcement and provenance.

93.4%
Merge Rate
-
First Review
100%
1st-Timers
3
Maintainers
A TierTypeScript 126

StackOneHQ/defender

Open source prompt injection protection for Agents calling tools (via MCP, CLI or direct function calling). Detect and defend against prompt injection attacks. 22MB, CPU-only, < 10ms latency.

72.7%
Merge Rate
-
First Review
67%
1st-Timers
3
Maintainers
A TierGo 447

adithyan-ak/AgentHound

Offensive security framework for AI agent infrastructure - recon, credential looting, model exfiltration, poisoning, and attack-path analysis across MCP, A2A, gateways, and AI services. BloodHound for the agentic stack.

91.4%
Merge Rate
5d
First Review
100%
1st-Timers
2
Maintainers
A TierTypeScript 220

node9-ai/node9-proxy

Access control for AI agents. Set what Claude Code, Codex, Gemini, Cursor and any MCP server are allowed to do, review risky actions before they run, and keep every action on the record.

86.8%
Merge Rate
-
First Review
100%
1st-Timers
0
Maintainers
Best Ai-security Open Source Repositories & C-Rank™ | GetMerged