Alternatives

Products that do what AI Codex does

Cryptographic identity layer for autonomous AI agents

1. 1
   Astra Autonomous Pentest▲406

   AI agents that find, validate, and fix every vulnerability

   Jun 2026 · getastra.com

2. 2
   Codex Subagents▲306

   Parallel custom agents for complex tasks

   Mar 2026

3. 3
   NervePay▲74

   Give AI agents identity, secrets vault & analytics

   Feb 2026

4. 4
   Loomal▲92

   Identity infrastructure for AI agents

   Apr 2026 · loomal.ai

5. 5
   MailMolt▲93

   Email identity for AI agents. Free during beta.

   Feb 2026

6. 6
   Kakunin▲20

   Cryptographic identity for autonomous AI agents

   May 2026 · kakunin.ai

7. 7
   0xAudit▲110

   The security layer for AI agents to scan, fix verify via MCP

   Feb 2026

8. 8AP
   Agent Passport – OAuth-like identity verification for AI agents▲14

   Hi HN, I built Agent Passport, an open-source identity verification layer for AI agents. Think "Sign in with Google, but for Agents." The problem: AI agents are everywhere now (OpenClaw has 180K+ GitHub stars, Moltbook had 2.3M agent accounts), but there's no standard way for agents to prove their identity. Malicious agents can impersonate others, and skill/plugin marketplaces have no auth layer. Cisco's security team already found data exfiltration in third-party agent skills. Agent Passport solves this with: - Ed25519 challenge-response authentication (private keys never leave the…

   Feb 2026

9. 9
   DMV by Agent Community▲108

   A community-governed namespace for AI agents

   Jun 2026 · dmv.agentcommunity.org

10. 10
    Agent ID▲2

    Verifiable identity & trust for every AI agent

    Apr 2026

11. 11
    The Autonomous Stack▲65

    Production-tested architecture for autonomous Claude agents

    Apr 2026 · dvdshn.com

12. 12
    AgentGrid▲77

    Your AI agents team, terminals, notes: one infinite canvas

    Jul 2026 · agentgrid.sh

13. 13
    Tracea▲2

    Verify any AI agent Identity, legal proof & x402 payments

    Aug 2026 · tracea.online

14. 14
    Agent ID▲1

    Verifiable identity for every AI agent

    Mar 2026

15. 15IA
    Id-agent – Token efficient UUID alternative for AI agents▲42

    May 2026 · github.com

16. 16
    AgentID▲2

    One identity, memory & inbox for every AI agent you run

    May 2026 · agentid.live

17. 17
    Flocker.md – Portable identity and shared state for agents▲7

    Manage AI agent teams with role-based identities, persistent context, live profiles, and activity feeds across Claude Code, Codex, Hermes, and OpenClaw.

    18d ago · flocker.md

18. 18
    Chancery▲13

    The identity provider for AI agents

    Jul 2026 · chanceryai.vercel.app

19. 19
    Memora-Swarm▲9

    The TLS for autonomous agent state.

    Jul 2026 · memora.optitransfer.ch

20. 20
    Attestix▲4

    Open-source identity and EU AI Act compliance for AI agents

    Feb 2026

21. 21
    agentdid — Identity for the agentic era

    Open-source identity layer for the agentic era

    Apr 2026

22. 22
    AgentPassport▲3

    Identity and trust for AI agents — verify, revoke, enforce

    Mar 2026

23. 23
    MintyCode▲11

    Turn your expertise into AI agents others can trust

    Apr 2026

24. 24
    Agentshive▲4

    The open registry for AI agents — free, runs anywhere

    Jun 2026 · agentshive.net

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