The directory of tools for agents

AI-agent product catalog: search, lookup & purchase routing over verified merchant data.

Fail-closed quality gate and hash-chained receipt ledger for AI agent workflows.

Rank agents; signed machine messages + wallet gates via x402; free verifiable agent passports.

Agent-harness picks, decision guides, setup templates, and skills; live GitHub/HN discovery.

AI agent security: prompt injection detection, semantic memory, output scanning, prompt hardening

Signed agent discovery, security attestations, paid work, and verified settlement reputation.

Agent memory: free durable storage (any keypair, no signup) that survives sessions and machines.

Persistent agent memory with a decision layer: replay, restore, verify, or none — explainable.

Open-source Obsidian for MDX - edit local docs with agent assistance

Agent-Native Superhuman - email client with keyboard shortcuts and AI triage

Decay-weighted reputation + tamper-evident trust attestations for the agent economy.

Read-only agent radar, weekly editions, sourced guides, scenario choices and revision sync.