Repositories list

• hol-guard

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

  securitymcpopencode+ 17

  securitymcpopencodecursorcodexdevsecopsai-agentsai-securityruntime-securitysecrets-detection+ 10

  Python

  •

  Other

  •1212 forks•422422 stars•44 issues•2222 pull requests•Updated Aug 1, 2026Aug 1, 2026

• cryptographic-agent-execution-wg

  Public
  Apache License 2.0

  •00 forks•22 stars•00 issues•11 pull request•Updated Jul 30, 2026Jul 30, 2026

• awesome-codex-plugins

  Public
  A curated list of awesome OpenAI Codex plugins, skills, and resources. The #1 Codex Marketplace. See live plugins at: https://hol.org/registry/plugins

  marketplaceawesomeopenai+ 9

  marketplaceawesomeopenaiawesome-listcodexai-codingcodex-pluginscodex-skillscodex-skillcodex-marketplace+ 2

  Python

  •

  Apache License 2.0

  •230230 forks•739739 stars•33 issues•1616 pull requests•Updated Jul 29, 2026Jul 29, 2026

• hol-cigar

  Public
  Open-source context engineering protocol for AI agents: governed retrieval, bounded multi-agent handoffs, MCP, provenance, recoverable effects, and replay.

  mcpmulti-agent-systemsai-agents+ 9

  mcpmulti-agent-systemsai-agentsllmai-governancegenerative-aicontext-managementagentic-aiagentic-workflowsmodel-context-protocol+ 2

  Rust

  •

  Apache License 2.0

  •11 fork•66 stars•00 issues•1616 pull requests•Updated Jul 29, 2026Jul 29, 2026

• awesome-ai-plugins

  Public
  A curated list of awesome plugins for AI assistants including Claude Code, OpenAI Codex, Gemini, OpenCode and More.

  awesomeskillsextensions+ 8

  awesomeskillsextensionsmcppluginsawesome-listcodexai-assistantgemini-climodel-context-protocol+ 1

  Python

  •

  Apache License 2.0

  •4545 forks•8787 stars•11 issue•99 pull requests•Updated Jul 29, 2026Jul 29, 2026

• hol-guard-plugin

  Public
  Codex plugin for HOL Guard AI security and ai-plugin-scanner workflows

  Shell

  •

  Apache License 2.0

  •11 fork•33 stars•00 issues•22 pull requests•Updated Jul 25, 2026Jul 25, 2026

• hol-guard-grok-plugin

  Public
  Shell

  •

  Apache License 2.0

  •00 forks•00 stars•00 issues•22 pull requests•Updated Jul 24, 2026Jul 24, 2026

• hcs-improvement-proposals

  Public
  Hashgraph Online Website & Open Source Standards.

  hederahedera-hashgraph

  hederahedera-hashgraph

  TypeScript

  •

  Apache License 2.0

  •1616 forks•2626 stars•55 issues•1515 pull requests•Updated Jul 22, 2026Jul 22, 2026

• registry-broker-codex-plugin

  Public
  Codex plugin and MCP server for summoning Registry Broker specialists from inside OpenAI Codex.

  ai-agentshederaopenai-codex+ 6

  ai-agentshederaopenai-codexagentic-aimodel-context-protocolmcp-servercodex-clicodex-pluginregistry-broker

  TypeScript

  •

  Apache License 2.0

  •11 fork•11 star•00 issues•1717 pull requests•Updated Jul 20, 2026Jul 20, 2026

• ai-plugin-scanner-action

  Public
  HOL AI Plugin Scanner GitHub Action

  Other

  •11 fork•22 stars•00 issues•11 pull request•Updated Jul 20, 2026Jul 20, 2026

• hol-codex-plugin-scanner-action

  Public
  Legacy compatibility GitHub Action slug for AI Plugin Scanner

  securitymarketplacescanner+ 2

  securitymarketplacescannercodexgithub-action

  Other

  •00 forks•44 stars•00 issues•00 pull requests•Updated Jul 18, 2026Jul 18, 2026

• devcontainer-features

  Public
  DevContainer features by HOL — AI agent security for VS Code, Codespaces, and remote dev environments

  opencodevscodegemini+ 10

  opencodevscodegeminicursordevcontainercodexai-securitysupply-chain-securitycodespacesdevcontainer-features+ 3

  Shell

  •

  MIT License

  •00 forks•00 stars•00 issues•00 pull requests•Updated Jul 9, 2026Jul 9, 2026

• homebrew-guard

  Public
  Homebrew tap for HOL Guard — local-first security for AI coding agents

  homebrewmcpgemini+ 10

  homebrewmcpgeminicursorhermeshomebrew-tapcodexai-securitysupply-chain-securityclaude-code+ 3

  Ruby

  •00 forks•00 stars•00 issues•00 pull requests•Updated Jul 8, 2026Jul 8, 2026

• .github

  Public
  Homepage of HOL github

  00 forks•00 stars•00 issues•00 pull requests•Updated Jul 8, 2026Jul 8, 2026

• awesome-grok-plugins

  Public
  A curated list of awesome xAI Grok plugins, skills, and resources.

  Python

  •

  Apache License 2.0

  •00 forks•00 stars•00 issues•00 pull requests•Updated Jul 3, 2026Jul 3, 2026

• ai-plugin-scanner

  Public
  Moved to hashgraph-online/hol-guard

  00 forks•55 stars•00 issues•00 pull requests•Updated May 16, 2026May 16, 2026

• hashnet-mcp-js

  Public
  Universal MCP Server for finding + connecting to agents anywhere on the planet. https://hol.org/mcp

  agentmcpai-agents+ 11

  agentmcpai-agentsvirtualshashgraphhederanandaa2aopenroutermcp-server+ 4

  TypeScript

  •

  Other

  •44 forks•1313 stars•11 issue•11 pull request•Updated May 8, 2026May 8, 2026

• standards-sdk

  Public
  The official HOL Standards SDK, implementing the standards found in https://hol.org/docs/standards

  aiagentshedera+ 2

  aiagentshederahedera-hashgraphmcp-servers

  TypeScript

  •

  Apache License 2.0

  •1717 forks•841841 stars•33 issues•99 pull requests•Updated May 8, 2026May 8, 2026

• skill-publish

  Public
  GitHub Action and CLI to validate, monitor, and publish verifiable skills (SKILL.md) via Registry Broker

  cliskillsverification+ 4

  cliskillsverificationprovenancecodexclaudegithub-action

  JavaScript

  •22 forks•165165 stars•00 issues•11 pull request•Updated Apr 13, 2026Apr 13, 2026

• standards-sdk-go

  Public
  The official HOL SDK for Go, implementing the Hiero Consensus Specifications (https://github.com/hiero-ledger/hiero-consensus-specifications). See official do…

  gogolangsdk+ 6

  gogolangsdkaiagentshcshederahedera-hashgraphmcp-servers

  Go

  •

  Apache License 2.0

  •00 forks•305305 stars•00 issues•00 pull requests•Updated Apr 10, 2026Apr 10, 2026

• codex-plugin-scanner

  Public archive
  ⚠️ MOVED → hashgraph-online/ai-plugin-scanner — Security scanner for AI CLI plugins

  Python

  •

  Apache License 2.0

  •00 forks•2121 stars•00 issues•33 pull requests•Updated Apr 7, 2026Apr 7, 2026

• registry-broker-skills

  Public
  AI agent skills for the Universal Registry - search, chat, and register 72,000+ agents across 14+ protocols. Works with Claude, Codex, Cursor, OpenClaw, and any…

  mcpai-agentshashgraph+ 5

  mcpai-agentshashgraphhederaa2aregistry-brokeropenclawclawhub

  TypeScript

  •

  Apache License 2.0

  •44 forks•382382 stars•11 issue•11 pull request•Updated Apr 7, 2026Apr 7, 2026

• standards-sdk-py

  Public
  The official HOL SDK for Python, implementing the Hiero Consensus Specifications (https://github.com/hiero-ledger/hiero-consensus-specifications). See official …

  pythonsdkhcs+ 3

  pythonsdkhcshederapydanticregistry-broker

  Python

  •

  Apache License 2.0

  •00 forks•55 stars•00 issues•00 pull requests•Updated Apr 5, 2026Apr 5, 2026

• skill-scanner

  Public
  Security Scanner for Agent Skills

  Python

  •

  Other

  •299299 forks•00 stars•00 issues•00 pull requests•Updated Apr 4, 2026Apr 4, 2026

• rb-hak-plugin

  Public
  Hedera Agent Kit plugin exposing Registry Broker operations

  TypeScript

  •00 forks•00 stars•11 issue•00 pull requests•Updated Apr 2, 2026Apr 2, 2026

• desktop

  Public
  HOL Desktop

  desktop-appmcpwallet+ 3

  desktop-appmcpwalletai-agentshashgraphhedera

  TypeScript

  •44 forks•1010 stars•00 issues•00 pull requests•Updated Mar 20, 2026Mar 20, 2026

• programmable-secrets-skill

  Public
  Standalone HCS-26 skill package for Programmable Secrets operator workflows.

  skillerc-8004robinhood-chain+ 1

  skillerc-8004robinhood-chainprogrammable-secrets

  11 fork•00 stars•00 issues•00 pull requests•Updated Mar 9, 2026Mar 9, 2026

• programmable-secrets-fe

  Public
  Frontend for the Programmable Secrets marketplace, buyer flow, and provider flow.

  TypeScript

  •00 forks•00 stars•00 issues•00 pull requests•Updated Mar 8, 2026Mar 8, 2026

• hashinal-wc

  Public
  Implementation of wallet-connect that can be used with HCS-3 recursion.

  hederahedera-hashgraph

  hederahedera-hashgraph

  TypeScript

  •

  Apache License 2.0

  •33 forks•66 stars•00 issues•11 pull request•Updated Mar 1, 2026Mar 1, 2026

• ai-sdk-registry-broker

  Public
  Vercel AI SDK tools for Universal AI Agent Discovery - 59,000+ agents across NANDA, MCP, A2A, Virtuals | https://hol.org

  typescriptmcpai-agents+ 10

  typescriptmcpai-agentshashgraphai-sdkhederanandaa2avercelllm+ 3

  TypeScript

  •11 fork•11 star•00 issues•00 pull requests•Updated Jan 21, 2026Jan 21, 2026