com.extensiondownloader/mcp

up checked 2026-11-11T03:39:07.245Z

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Publisher-provided title

Chrome Extension Downloader

Publisher-provided description

Chrome extension data: free previews; API key for full reviews, comparisons and permissions.

Summary by lookupd

Lets an agent search, compare and analyze Chrome extensions by users, ratings, reviews, permissions and ranking trends.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http mcp https://extensiondownloader.com/api/mcp

Codex, remote (streamable-http)

codex mcp add mcp --url https://extensiondownloader.com/api/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "mcp": {
      "url": "https://extensiondownloader.com/api/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (16 tools)

Publisher-provided text

• extension_search Find extensions by name, description or category name. Returns metadata and pagination, ordered by user count. Use returned IDs for detail and analysis tools; n
• extension_get Get collected store metadata for one extension, including users, ratings and version. Free without a key for basic metadata only; a key returns the full metadat
• extension_trends Read one extension's user-count, store rating-count and average-star history with current metrics and deltas. Use for time-series analysis, not keyword ranks. M
• extension_rank_history Track one extension's position in our overall and category user-count rankings. Returns per-scope history, not official store or keyword search positions. Untra
• extension_safety Inspect permission capabilities, observed permission changes and heuristic store risk signals. Reports evidence and incomplete assessments; not a malware scan,
• extension_compare Compare up to four extensions side by side: users, stars, rating counts, versions, permissions and recent permission changes. For historical comparisons, call e
• extension_top Browse extensions ranked by current users, average stars or store rating count. Free without a key for the first 10 by users only; omit arguments for that previ
• extension_trending Find growing extensions using saved 7/14/30/90-day user or rating-count growth rankings. Candidates have 1K-1M users and at least 500 net new users in the windo
• extension_rankings Read our saved user-count leaderboard for one date, overall or within a category. Returns positions and pagination; not official store or keyword search ranks.
• extension_review_summary Get an existing published AI summary of collected reviews, with pros and cons. Use extension_reviews for original comments. Returns null when unavailable and En
• extension_review_insights Read stored review statistics and star distribution for an extension, optionally by review language. These describe collected reviews, not all store ratings. Mi
• extension_review_history Read collected review counts grouped by original publication date and stars, plus version-level ratings and undated/unrated counts. Reconstructed from retained
• extension_reviews Read original stored reviews for one extension, with text, star and language filters combined using AND. Returns reviews and pagination. For cross-extension or
• extension_reviews_search Search original stored reviews across extensions with AND/OR field filters. Returns reviews and pagination. Example filter: {"field":"body","operator":"contains
• extension_source_search Find extensions by Manifest metadata, permission names, host patterns, descriptions or archived source file paths. Returns metadata matches and snippets, not fu
• extension_api_usage Read the current API key's daily REST/MCP usage and remaining key/account allowance. Requires a key, but remains available after its daily data quota is exhaust

Details

• Version: 1.0.2
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 594 ms
• First indexed: 2026-11-01T08:53:56.456Z
• Last seen in registry: 2026-11-01T15:17:09.052Z
• Website: https://extensiondownloader.com/mcp

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• 62071 servers
• Last crawl: 2026-11-11T16:17:25.167Z
• API base: https://api.lookupd.com
• MCP URL: https://api.lookupd.com/mcp