Free MCP servers · page 161

AIops-tools/Queue-AIops

Governed Redis + RabbitMQ operations — memory-pressure, latency, backlog, and churn RCA, plus guardrailed queue and key operations (28 tools) with unbypassable audit logging (MCP + CLI), budget/runaway guards, and undo/rollback.

SLP-DEV1/qwen-dap-mcp

DAP-to-MCP bridge for native debugging via CodeLLDB: stack frames, registers, locals, disassembly, memory, crash dumps and crash fix/verify workflows.

jaimenbell/rails-mcp

Self-hosted default-deny action registry, append-only spend-intent ledger and human sign-off audit trail for gating irreversible agent actions.

garlicKim21/ratatosk-mcp

CNCF release intelligence: security fixes, breaking changes and deprecations from graduated and incubating project release notes, with local version checks.

RepoAssay/repo-test-architect

Local, read-only test architecture audits for JS/TS, C#, Elixir, Go, Kotlin, PHP, Python, Ruby, Rust and Swift, with evidence-backed findings and test plans.

wise-vision/mcp_server_ros_2

ROS 2 integration for AI-driven robotics applications and services.

Kjopstad-IT/rqwstr-mcp

HTTP security testing toolkit (send, intruder, race, chain, out-of-band) with low-level HTTP/1.1 and HTTP/2 control: raw framing and connection pinning.

tro2789/scout-premiere-mcp

Control Adobe Premiere Pro via the Scout panel: frame-accurate transcript search, markers, cuts, effects, transitions, exports and project management.

aurumflux20/seal

Exactly-once payments for agents: prevents double settlement across processes and retries, confirms charges with the provider and reconciles out-of-band spend.

SHARProduction/production-metadata-mcp

Read-only SHAR Production metadata gate that validates rights-aware video-production manifests and returns a releasability result.

Hourly news sentiment and market events for 30 crypto pairs, with source links and hashed history; free key.

SunrisesIllNeverSee/sigrank-mcp

Leaderboard ranking AI coding operators by token efficiency, with signed submissions, diagnostics and simulations; only token counts leave the machine.

avikchakraborty060-create/The-top-innovation

Lossless context guard for coding agents: outlines large files with line ranges and digests noisy command output (tests, builds, installs), with full output always retrievable. pipx install skimread

zumerlab/snapsurf

Browser navigation and verification: compact semantic page digests, ranked text search, and typed diffs after each action with assertions.

dirtcubeinteractive/specter-skills

Configure a Specter game backend: players, economy, progression, leaderboards, tournaments, battle passes and real-time multiplayer.

asinha07/spoor

Tells AI agents what changed across VictoriaMetrics, VictoriaLogs and VictoriaTraces, and where it started: a ranked, token-budgeted digest that separates root causes from echoes using trace structure.

PSU3D0/spreadsheet-mcp

Token-efficient spreadsheet analysis and editing (xlsx/xlsm) with region detection, structured reads, formula and style inspection, forking and recalculation.

tarides/sudo-proxy

Run privileged commands locally or over SSH, each gated by a single-keypress human approval before sudo, with audit logging and no stored password.

arjunprabhulal/superpdf

Read, convert, edit and compare PDFs on your computer: Markdown with tables, charts and OCR, export to Word, PowerPoint and EPUB, tables to CSV or Excel, merge, split, fill forms and remove metadata. Nothing is uploaded.

shakaran/symfony-agent-mcp

Read-only introspection of Symfony codebases: routes, controllers, services, entities, schema, migrations, Doctrine, Messenger, Twig and API Platform.

intoApex/tas-guard

Order limits for AI trading agents: wraps any broker or exchange MCP server with per-order and daily caps, symbol allowlists, human approval (including from a phone via Telegram), a kill switch and a hash-chained audit log.

MarcellM01/TinySearch

Self-hosted web research: SearXNG search with DuckDuckGo fallback, crawling, dense and BM25 reranking and deduplication into a cited, source-grounded prompt.

simoncoombes/tradefloor

Simulated stock markets with an order book and an economy for testing trading agents: evaluate, rank and stress-test strategies across many reproducible markets.

Luckycat133/traecnclaw-mcp-skill

Local server and Agent Skill for TraeCN desktop automation on macOS.

TheWhiteWater/tube-bridge

Self-hosted YouTube research: video and channel search, transcripts, comments, playlists, timestamped frames and private local semantic corpora.

SmartyJohnway/tw-market-live-data-intelligence

Local-first Taiwan market evidence with persistent watchlists and auditable, execute-once retrieval.

davidmosiah/uap-pulse

Read-only search of declassified U.S. federal UAP/UFO records, with hotspots, timelines, a live map dataset and direct source links.

Piccolo123/url-manager-mcp

Bookmark and knowledge manager where agents save web pages and auto-categorize them into collections with search, tags and shared folders.

Savvy-Tech-Sphere/usable-browser-agent-free

MCP server plus Firefox add-on that lets your agent work in your real, logged-in Firefox: accessibility snapshots with stable element refs, logins filled by alias from a local vault, hardened mode by default. Free for personal use.

verax-ai/verax

Sits between an agent and its tools: every call passes a policy gate and leaves a signed decision record before it runs, a refusal is recorded like an approval, payments wait for an operator on the same machine, and the ledger stays there and verifies offline. Apache-2.0.

Fulcrum-Enterprises/verify-proof

Verify blockchain-anchored timestamp proofs locally: recompute a file's SHA-256, walk the Merkle path and check the anchor on Polygon or Bitcoin.

madeinplutofabio/vibe-revert

Local safety layer for coding agents: deterministic risk checks, checkpoints and policy inspection, plus restoring files to their pre-session state.

jaimenbell/vllm-ops-mcp

Read-only health checks for a local vLLM instance: liveness and real-completion tiers, GPU and VRAM status, service status and serve-flag introspection.

infai-tech/vulnfeed-mcp

Scans dependency lockfiles for vulnerabilities, prioritizes them by EPSS exploit probability and recommends fix versions, with monitoring and alerting.

labaccessnow/netip-mcp

Network toolbox: IPv4/IPv6 subnet math, IP conversion, MAC vendor lookup, port directory, DNS, blocklist and TLS certificate checks, and public IP lookup.

josifb/whichlib

Dependency picker for coding agents: recommends and compares GitHub repos for a need, scored 0-100 on momentum, maintenance, npm/PyPI downloads and license, with a one-line verdict.

maemreyo/zamery-browser

Use the Firefox you already use, including logged-in tabs, while agents can access only tabs or tab groups you explicitly share. npm · MCP Registry

China-to-Taiwan parcel freight and import-tax quotes, plus Taiwan CCC tariff and import-rule lookup.

Quote FDM and SLA 3D printing from an ISO 9001:2015 certified EU factory; measures public STL or OBJ links.

Find local businesses and professionals by what they do, in Spanish or English, with prices and a quote-and-pay link.

Your AI picks an 8B generated design and writes the copy; get an animated one-page site, preview link and HTML file.

Browse and fetch 632 open-source agent templates; bring your own LLM key.

Check observed machine-readable source-rights declarations before AI, RAG, indexing, training or search.

ADITUS Developer Portal MCP

Search and read the ADITUS event-technology API docs (ticketing, access, BI) and Shop Micro Frontend guides.

Clone a winning ad around your product, make AI-actor and product videos, and translate them with lip sync.

Read-only catalog of five services, a public-page check, and a request-link; nothing is charged.

Says whether a service's terms let an AI agent hold an account, and who answers for it.

Sourced B2B provider profiles: who each offering fits, who it doesn't, limits and unknowns, with checked dates.