theskillcity
API KeyMarkdownProject ModeMarket SkillsDocsWorkspace

Discover the toolingbehind modern intelligence

The operating system for AI infrastructure discovery. Search a live map of MCP servers, AI agents, LLM tools, automation systems, and developer infrastructure.

 
 
In active build — expect changes
Indexing Status

Find your way around

© 2026 theskillcity · Independent open-source indexBuilt in public · v0 beta
theskillcity

Discover the toolingbehind modern intelligence

A live, classified map of MCP servers, AI agents, LLM tooling, automation systems, and developer infrastructure — searchable in one place.

⌘K
TrendingRecent

FAQ

Frequently asked questions

A live, classified index of the open-source tooling behind modern AI — MCP servers, AI agents, LLM tooling, automation systems, skills and developer infrastructure — all searchable and mapped in one place. The homepage cityscape lets you explore by category; everything else is a click away.

0skills
0MCP servers
0agents

Browse by domain — interactive skyline. Each building links to a domain.

DEVTOOLSLLMAGENTSAUTOMATIONWORKCLOUDWRITINGSECURITYWEB/APPMEDIADATA/ML
35All domains

Security Engineering

35

Penetration testing, security auditing, cryptography, encryption, and network security utilities.

Specializations

AllPentesting & Offensive210 reposVulnerability Scanning178 reposGeneral153 reposAuth & Identity85 reposSecrets & Compliance71 reposCryptography35 repos
0specializations
0repos
0skills
0MCP servers
0agents
asdfgh1445

ctf-super-hub

asdfgh1445
SKILL

面向小白用户的 CTF / 逆向 Skills 整合包:自动分流、头脑风暴、教学模式、比赛模式、只提示模式

Security Engineering#agent-skills#ai-agents
26751JavaScript
antonpk1

gibber-mcp

antonpk1
MCP

Tiny MCP server with cryptography tools, sufficient to establish end-to-end encryption between LLM agents

Security Engineering
21023JavaScript
FinAegis

core-banking-prototype-laravel

FinAegis
MCP

Open-source core banking platform — 61 DDD domains with event sourcing, CQRS, and a schema-first GraphQL API. Multi-asset accounts, exchange, lending, compliance, x402/MPP machine payments, and a non-custodial wallet backend. Laravel 12 / PHP 8.4. Reference implementation: the GCU basket currency.

Security Engineering#banking#core-banking
16137PHP
raullenchai

vnsh

raullenchai
MCP + SKILL

The Ephemeral Dropbox for AI. Host-blind, client-side encrypted sharing for logs, diffs, and images. Vaporizes in 24h.

Security Engineering#claude#cli
15222TypeScript
secutils-dev

secutils

secutils-dev
SKILL

Secutils.dev is an open-source, versatile, yet simple security toolbox for engineers and researchers

Security Engineering#api#certificate-authority
1003Rust
tenuo-ai

tenuo

tenuo-ai
MCP

High-performance capability authorization engine for AI agents. Cryptographically attenuated warrants, task-scoped authority, verifiable offline. Rust core.

Security Engineering#a2a#agents
674Rust
opena2a-org

agent-identity-management

opena2a-org
MCP

The IAM layer for AI agents: cryptographic identity, capability authorization, and audit trails for non-human identities. Open source.

Security Engineering#agent-identity-management#agent-security
4614Go
arian-gogani

nobulex

arian-gogani
MCP

The trust economy for autonomous AI agents. Credit scores for machines. Agents earn Trust Capital through verified behavior, gating what they are allowed to do. Autonomy earned, not granted.

Security Engineering#accountability#agent-governance
316TypeScript
cloudflareresearch

anonymous-credentials-agent-demo

cloudflareresearch
MCP

Demo for Anonymous Credentials Token for Rate-Limiting Agents

Security Engineering#agents#cryptography
274CSS
nirholas

ethereum-wallet-toolkit

nirholas
MCP

Python toolkit for Ethereum wallets: CLI tools + Model Context Protocol (MCP) servers for wallet generation, BIP39/BIP44 HD wallets, Web3 Secret Storage V3 keystores, and EIP-712 typed data signing

Security Engineering#bip39#blockchain
234HTML
agent-receipts

ar

agent-receipts
MCP

Agent Receipts — cryptographically signed audit trails for AI agent actions. Protocol spec, SDKs (Go, TypeScript, Python), and MCP proxy.

Security Engineering#agent-receipts#ai
174Go
WizTheAgent

IronMesh

WizTheAgent
MCP + SKILL

Local-first, end-to-end encrypted agent-to-agent mesh protocol. Zero-config LAN + LoRa. Runs offline. No cloud. info@ironmesh.org

Security Engineering#a2a#acp
140Python
The-Nexus-Guard

aip

The-Nexus-Guard
MCP

Cryptographic identity, trust chains, and E2E encrypted messaging for AI agents. pip install aip-identity

Security Engineering#ai-agent#ai-security
132Python
zerkerlabs

treeship

zerkerlabs
MCP + SKILL

Portable trust receipts for agent workflows. Signed, chained, verifiable.

Security Engineering#agents#ai
62Rust
Pantheon-Security

chrome-mcp-secure

Pantheon-Security
MCP

Secure ChromeMCP Server - Query and Debugging sites using Google Chrome with additional security hardening layers

Security Engineering#ai#automation
52TypeScript
Sakspro

contextcache

Sakspro
MCP

🔍 Transform documents into a secure, queryable knowledge graph with a privacy-first memory engine for AI research, ensuring traceability and explainability.

Security Engineering#ai#cryptography
40Python
kahalewai

als

kahalewai
MCP

ALS (Agent Layer Security) is an open, vendor-neutral circuit breaker enforcement capability for MCP and A2A that integrates with TLS and governs AI agent communications at the TLS transport layer.

Security Engineering#ai#ai-agents
32
Invasivecape

ghost-protocol

Invasivecape
MCP

🔍 Eliminate data until revealed with Ghost Protocol, a privacy system that ensures security through absence, not secrecy.

Security Engineering#claude#cryptography
31Solidity
bug-ops

tap-mcp-bridge

bug-ops
MCP

🔐 Rust bridge: Visa TAP + MCP → AI agents with secure payment auth. RFC 9421 signatures, Ed25519 crypto, JWE encryption. Production-ready, 100% TAP compliant.

Security Engineering#ai-agents#cryptography
30Rust
osloxdao

thefounds

osloxdao
SKILL

Web and APK cryptography reverse engineering toolkit — integrated Claude Code skills for RE crypto, signing, and authentication flows

Security Engineering
21Python
kanoniv

auth-action

kanoniv
SKILL

Sudo for AI agents. Cryptographic delegation for Claude Code, MCP servers, CI/CD pipelines, and any agent framework.

Security Engineering#agent-auth#ai-agents
21Shell
cortexc0de

netmcp

cortexc0de
MCP

🌐 THE Wireshark MCP Server — 48 tools for network analysis, packet capture, threat intelligence, TLS decryption, and more

Security Engineering#ai-tools#claude
20Python
DZJOKER123

ImC

DZJOKER123
MCP

🖼️ Convert images quickly between formats with ImC, a fast and simple CLI tool built on Pillow for efficient batch processing and clean command usage.

Security Engineering#bioinformatics#cellprofiler
20Python
aster-rpc

aster-rpc

aster-rpc
MCP

Aster RPC -- peer-to-peer RPC framework with identity in the connection. Machines authenticate to machines, on behalf of users. Built on iroh QUIC + Apache Fory + capability-based credentials.

Security Engineering#ai-agents#capability-based-security
20Python