MCP servers

Lint Dockerfiles for root users, latest tags, secrets in ENV or ARG, missing HEALTHCHECK and more.

Read-only git statistics for a local repository: log, blame ownership, churn, authors, large files.

Validate JSON against a schema with Ajv, infer a schema from samples and diff two schemas.

Decode JWTs without verifying, flag risky algorithms and claims, verify HS256 or RS256 with a key.

Build llms.txt from local Markdown or a sitemap.xml and check an existing llms.txt file.

Lint OpenAPI 3.x documents for missing security, responses, descriptions and versioning.

Query OSV.dev for known vulnerabilities by package and version, and scan lockfiles in batch.

Test regular expressions in a timeout-guarded worker, explain them, find catastrophic backtracking.

Fetch a URL's response headers and grade CSP, HSTS, X-Frame-Options and related security headers.

CNCF release intelligence: typed changes from release notes; check_stack compares versions locally.

Score any coordinate for ecological and agricultural land suitability from satellite data

Federal + state government contracts, awards, jobs, and B2B subcontracting for AI agents.

Credential vault for AI agents — Fernet-encrypted keys, per-agent budgets, audit logs.

Prompt-injection firewall for AI agents — scan untrusted text before LLM calls.

Verify a photo's capture time and provenance: C2PA validation, EXIF/XMP, and pixel forensics.

Web search, page reading, HTML to PDF, file upload and flight search for AI agents, paid in USDC.

Dynamic QR codes for AI agents — custom styling, scan tracking, webhooks

Discover and rank Stellar 8004 agents with a read-only MCP server and fail-closed contract probes.

Publish iOS and Android builds to testers and manage share links from an AI coding agent.

Executable architecture governance: an unevaluated rule is reported as a failure, never a pass.

Filesystem-first MCP for Obsidian — an LLM-maintained wiki inspired by Karpathy's LLM Wiki.

AI code research platform. Search, analyze, and extract insights from any GitHub repository.

Sandboxed repo access for coding agents: search, read, patch, run, git -- confined to a repo root.

Unofficial USWDS MCP: official markup, class-aware validator, and page composer for AI tools.

MCP server for controlling Mac monitors via DisplayBuddy — adjust brightness and more.