"Rewriting or modifying Debian packages" matching MCP servers:

MCP server that provides OpenRouter model pricing data, enabling price lookups, trending/cheapest lists, and model searches without an API key.

Check whether a CLI command name is already taken across npm, PyPI, crates.io, Go, Debian and more

MCP server for searching npm packages

Enables Tavily and Firecrawl MCP servers to operate with multiple API keys, automatically rotating to backup keys on quota exhaustion, rate limits, or invalid keys, while rewriting API endpoints to the local proxy.

Enables AI coding agents to verify, compare, and safely upgrade npm packages by scoring packages from public signals and sandboxed co-installation, detecting breaking API surface changes, and rewriting code that upgrades break.

A secure, read-only Gmail investigation tool that provides both CLI and MCP server access, enabling Claude to search, read, and export emails without sending or modifying them.

Secure local MCP server for SendPilot Lead Database searches and workspace read operations. Exposes tools for creating searches, checking status/results, credits, and campaigns without sending messages or modifying campaigns.

A read-only Gmail MCP server enabling users to search and read emails via Gmail search syntax without sending, deleting, or modifying anything.

Enables MCP clients to perform X/Grok searches through xAI's server-side search tool using the Responses API, returning upstream results without rewriting.

Enables AI agents to discover and curate news through an MCP server, with features like active preference learning, anti-clickbait rewriting, and local Markdown archiving.

Run free live audience Q&A and polls from your agent: start an AskOne room, add and launch a poll, approve or hide questions and mark them answered, close the room, then read the questions as a FAQ draft and get the results. Free AI moderation. Uses an organization API token from askone.org

Let Claude, Cursor or Cline fetch pages and run Google searches from a real Singapore mobile IP (Singtel/M1). Hosted; free 24-hour trial key.

Enables agents to discover, search, compare, and inspect tested MCP tools by problem or keyword, with certification verdicts, scorecard summaries, certified scope, and explicit not-tested details.

Enables users to ask natural-language questions about a local folder's contents, including file names, sizes, and timestamps, with rollups by type and age and cleanup suggestions for stale or large files. It returns metadata only and cannot read, move, or delete files.

Enables real-time domain registration lookups via RDAP, including availability, expiration, and registrar details, with no API key required. Supports natural language queries like 'is example.com available?' or 'when does example.com expire?'.

Read-only public Telegram group statistics from Limzo: search tracked communities and pull leaderboards, activity trends, member levels, and network-wide totals. No API key or account needed.

Enables AI assistants to answer high-trust sales questions with cited, vetted facts or explicit refusals, grounded in a local knowledge base.

Perfume database API with verified notes: 1,500+ perfumes, 160+ houses, 400+ raw materials in a fragrance ingredients database. 12 tools over MCP and REST, OpenAPI spec, free and keyless, answers in 10 languages. Look up a note or raw material and get the perfumes that use it, or a perfume and get its full top, heart and base pyramid. Built by Scento.

A local catalogue of the AI tools people share in group chats: search it, save links, vote out junk, and file items into your own folders. Works with any model or none.

Enables AI assistants to bulk-check hundreds of brainstormed domain names in a single call, reporting which are available, taken, or reserved along with buy links and prices from multiple registrars. It runs locally via DNS, RDAP, and WHOIS lookups, with optional registrar API keys for confirming availability and premium pricing.