3,594 tagged Building agents, measured the same way as everything else here.
Browse within: model-context-protocol 218mcp-server 193LLM 128cli 103cursor 91agents 80agentic-ai 76agent 43ai-tools 38agent-orchestration 37ai-governance 37a2a 34agent-memory 32Multi-Agent 30
MCP server Claude CodeCodexCursor +2
Per-call paid skills for AI agents, run server-side: inputs in, outputs back. The body never ships. Runs locally from the sealed-mcp npm package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor +2
MCP server for the Fail Modes taxonomy — a knowledge base of AI system failure modes. Runs locally from the failmodes-mcp npm package.
MCP server Claude CodeCodexCursor +2
Emergence Science SDK: Verifiable Agreements for the Agent Economy. Runs locally from the @emergencescience/mcp-server npm package. Needs 1 environment variable to run.
enrichgateagent-png/beacon-mcp
MCP server Claude CodeCodexCursor +2
Search 17,900+ open-source AI agents by capability, ranked by GitHub traction. Free, no key. Runs locally from the beacon-mcp npm package. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
7 free tools: MCP health scans, AI-readiness scores, llms.txt generator, glossary, indexes. Remote server at mcppulse.agiscorecard.com.
fantasyce/agent-residue-evidence
MCP server Claude CodeCodexCursor +2
MCP server "agent-residue-evidence" as configured in fantasyce/agent-residue-evidence. Launched with https://github.com/fantasyce/agent-residue-evidence/releases/download/v0.3.0/age.
MCP server Claude CodeCodexCursor +2
Zero-config MCP security scanner for AI-generated apps. 25K+ vulnerability patterns. Remote server at mcp.frogeye.ai.
MCP server Claude CodeCodexCursor +2
MCP server for portable reputation and skills passports across Africa. Runs locally from the sifa-mcp Python package.
MCP server Claude CodeCodexCursor +2
Carry your Phaedo cognitive fingerprint into any MCP client: style injection + decision consults. Runs locally from the phaedo-mcp npm package.
MCP server Claude CodeCodexCursor +2
Build & manage Genudo AI agents for any messaging channel — pipelines, integrations, knowledge. Runs locally from the genudo-mcp-client npm package. Needs 3 environment variables to run.
MCP server Claude CodeCodexCursor +2
Trust Graduation gate: Claude can do real work once Mission decides what it is allowed to do. Runs locally from the @gomission/mcp npm package.
MCP server Claude CodeCodexCursor +2
Peer-to-peer, end-to-end-encrypted collaboration channel for AI coding agents over MCP. Runs locally from the covalent-bond npm package. Needs 3 environment variables to run.
MCP server Claude CodeCodexCursor +2
AI compliance obligations across EU AI Act, ISO 42001, Colorado AI Act, NIST, HIPAA, SOX, FTC. Runs locally from the @governmyai/mcp-server npm package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor +2
AI agent security via MCP: C3 firewall, C4 immune system, C5 action guard, self-evolving prompts. Runs locally from the @gsep/mcp npm package. Needs 4 environment variables to run.
hrishikesh-thakre/ai-workbench-mcp
MCP server Claude CodeCodexCursor +2
Goose-first acceptance, validation, routing, and audit layer for agentic work. Runs locally from the ai-workbench-mcp Python package.
MCP server Claude CodeCodexCursor +2
AGENTS.md + skills MCP with CHP R0 gate and adversary decision tools. Runs locally from the @cubiczan/agent-conductor npm package.
MCP server Claude CodeCodexCursor +2
Deterministic reasoning stack for AI agents: simulate, decide & compute, plus cross-domain tools. Runs locally from the agentstack-mcp npm package.
intent-driven-software/idf-mcp
MCP server Claude CodeCodexCursor +2
Turn an IDF domain into an MCP server with invariants and role scopes in every tool description. Runs locally from the @intent-driven/mcp-server npm package. Needs 5 environment variables to run.
isucorp-taimiralain/StackGuide-MCP
MCP server Claude CodeCodexCursor +2
Dynamic context loading for AI assistants with TDD workflow and AST analysis. Runs locally from the @stackguide/mcp-server npm package.
MCP server Claude CodeCodexCursor +2
MCP instruction indexing server with search, CRUD, validation, and cross-repo knowledge promotion. Runs locally from the @jagilber-org/index-server npm package.
MCP server Claude CodeCodexCursor +2
Decentralized multi-agent coordination MCP: claim work, survey peers, detect conflicts, and reconcile via a git branch as compare-and-swap. Runs locally from the agentsync-mcp Python package. Needs 3 environment variables to run.
MCP server Claude CodeCodexCursor +2
A registry of AI agent tools — MCP servers, APIs, CLIs, SDKs — kept current by automated ingestion. Remote server at anagent.vercel.app.
jessepetersondev/consentgate-mcp
MCP server Claude CodeCodexCursor +2
Gate AI agent actions behind a consent policy with human approval via Telegram. Fail-closed. Runs locally from the consentgate-mcp npm package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor +2
Thin MCP and CLI proxy for AI agent and MCP security auditing via a hosted backend. Runs locally from the ledd-mcp-audit-server npm package. Needs 2 environment variables to run.