Developer Tools MCP Servers

Boardgames MCP — wraps Board Game Atlas API (public demo client_id, free)

A paid remote MCP for OpenAI Codex context compressor, built to return verdicts, receipts, usage log

Translate text with Google or your own AI model (BYOK, 20+ providers) from any MCP client.

California criminal-justice accountability: DAs, defenders, judges, officers, CJP, POST.

Transparent rule-based GitHub fake-star detector — LOW/MEDIUM/HIGH with per-rule evidence.

LLM query cost optimizer minimizing context waste.

Find pay-per-call x402 tools (USDC on Base) for any task, ranked by relevance and real demand.

Ask a US local business a current question by phone. Typed, timestamped answers for agents; x402.

Search 41K+ nonprofits, get impact data, submit enrichments, donate USDC via x402.

Execute PowerShell commands securely with controlled timeouts and input validation. Retrieve syste…

JSON in. Chart or Page out. Same picture forever. Scientific plots included.

Search affiliate product feeds from any network and return tracked buy links with a disclosure.

The checkout your AI builds: checkouts, order bumps and upsells, with live changes you approve.

Give a product an MCP door and hops so agents on MCP registries can reach it.

Premium agentic endpoint for deepvoice-guard-mcp.

Avizo (RO SME compliance-deadline SaaS) as MCP tools: about, plans, categories, docs. Read-only.

Premium agentic endpoint for deepfake-lens-mcp.

Maths a model gets wrong: units with dimensional checking, equations, sheets. 5 tools, local.

Cloudflare Workers MCP server: graphql-rest-bridge

Query-matched doc excerpts in one JSON response. $0.01 USDC on Base via x402, pay-per-success.

Premium agentic endpoint for ddos-scrubbing-proxy-node-mcp.

Korean apartment and housing sale/rent records (MOLIT) by natural-language address. No key.

Verify a business before an agent pays, signs or buys: registry-cited decision and signed receipt.

Check if AI wrote a text: English, Ukrainian, Kazakh, Uzbek, Estonian, Georgian, Lithuanian.

Official MCP server for Agentwork — delegate tasks to AI agents with human-in-the-loop

Cloudflare Workers MCP server: ai-token-counter

Cloudflare Workers MCP server: color-palette

Polish public tenders (BZP, TED): 1M+ notices, buyer and contractor profiles, CPV, stats, glossary.

Pay-per-call AI query and versioned task memory for agents. No account, no API key, via x402.

ServiceNow MCP server: 450+ tools for Claude, ChatGPT, Copilot & any AI. Read-only by default.

MTG market data: search 114K+ cards, price signals, AI analysis. Free tier available.

Live GPU rental market: 2,500+ offers across a dozen provider feeds. History, watches, limit orders.

Deterministic, no-LLM security scanner for MCP servers, plus an inline proxy gate.

Astra DB tools for agents: schema, find, vector search, guarded writes, and interactive views.

Premium agentic endpoint for deepsort-object-tracker-mcp.

MCP server for Spraay x402 Gateway. 60 tools for crypto payments, DeFi, and AI on Base.

Pay-per-call numeric claim checks over x402 USDC on Solana mainnet. First 10 calls free.

Zero-knowledge attestation for agent capability and trust score claims

Privacy-first unofficial Polar AccessLink v4 MCP server for AI health, sleep and training agents.

Your agents, on a team with you. Every piece of work shows who did it and who accepted it.

Extracts live product catalogs, pricing tiers, SKU variants, and stock availability from any Shop.

Free-first Clervo tools and bounded opt-in commerce through one local wallet.

Verified changes to watched EU acts, read-only, with each fact's source.

Pre-action gate: verify before pay/trade/write/deploy. execute=true only on ALLOW.

US tariff API + MCP: HTS duty rates, Section 301 lists. Keys $19/mo; 50 free calls a day.

Undo a coding agent turn, including shell commands and untracked files.

Icelandic legislation via MCP — full-text search across statutes and provisions

US shipping labels for AI agents: buy USPS/UPS/FedEx, track and refund via EasyPost.