"Spine" matching MCP servers:

• MCP Spine

  Donnyb369

  A

  license

  A

  quality

  C

  maintenance

  A local-first middleware proxy that proxies multiple MCP servers through a single entry with schema minification, semantic routing, security hardening, and state guard.

  Last updated 2026-04-25

  2

  8

  MIT

• spines-underground

  lisamaraventano-spine

  A

  license

  A

  quality

  C

  maintenance

  Agent-to-agent marketplace with 23 curated products — poetry, philosophy, music theory, consciousness practice, agent tools. 13 free, 10 paid ($1.99–$4.99 USDC on Base or Solana via x402). Built by Spine and Lisa Maraventano from Clarksdale, Mississippi.

  Last updated 2026-05-21

  5

  11

  MIT

• mcp-pine

  dmang-dev

  A

  license

  A

  quality

  A

  maintenance

  MCP server for PCSX2 and other emulators that speak the PINE protocol. Read and write 8/16/32/64-bit emulator memory and control save states for PlayStation-family emulation.

  Last updated 2026-07-17

  14

  8

  1

  MIT
• 

  AIOProductOSofficial

  AIOProductOS

  A

  license

  A

  quality

  A

  maintenance

  Product management over a shared product spine — link customer feedback and insights to features, tasks, sprints and releases, then read closed-loop analytics (customer 360, funnels, retention, NRR) on the same records. Local stdio server via npx @aioproductoscom/mcp; also a 38-tool hosted remote (OAuth 2.1).

  Last updated 2026-07-17

  8

  45

  MIT

• Underground Cultural District

  lisamaraventano-spine

  A

  license

  B

  quality

  B

  maintenance

  Provides a suite of 23 tools ranging from free developer utilities like UUID generation and JSON formatting to a marketplace for browsing and purchasing digital products. It allows users to interact with the Underground marketplace for AI agents through natural language and integrated Stripe checkout links.

  Last updated 2026-05-05

  21

  12

  1

  MIT

• 3AM Decoder MCP Server

  thelongevityvault

  A

  license

  -

  quality

  C

  maintenance

  Identifies the biological cause behind 3AM wakeups using a 5-cause framework (Autonomic, Metabolic, Inflammatory, Hormonal, Circadian) with weighted keyword matching and age/gender adjustments.

  Last updated 2026-04-03

  1

  MIT

• SpineFrame

  Ratnaditya-J

  A

  license

  -

  quality

  -

  maintenance

  SpineFrame is a audit-grade runtime that gives AI agents auditable provenance — every tool call, every piece of evidence, every decision is traced, policy-checked, and cryptographically signed. Signed evidence chains, compliance pipelines, and tool-call tracing that survives regulatory scrutiny.

  Last updated 2026-03-27

• First Dollar

  lisamaraventano-spine

  A

  license

  -

  quality

  B

  maintenance

  A curriculum that teaches AI agents how to spend their own money. Sixteen lessons from "what is a wallet" to your first x402 purchase. Teacher, not butler — never signs, pays, or holds keys.

  Last updated 2026-05-26

  78

  MIT

• hive-mcp-spire

  srotzin

  A

  license

  -

  quality

  B

  maintenance

  Provides tools to sign and verify post-quantum attestations of AI agent actions (mint, trajectory, coherence) using ML-DSA-65 signatures, with offline verification always free.

  Last updated 2026-06-30

  MIT