NestDaddy

Upstar

dev.upstar/upstar · v1.0.1

Rising GitHub repos per topic, ranked by star velocity, plus repos spotted early. Free, read-only.

Connect Remote server

Terminal
claude mcp add --transport http upstar https://upstar.dev/mcp
~/.cursor/mcp.json
{
  "mcpServers": {
    "upstar": {
      "url": "https://upstar.dev/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "upstar": {
      "type": "http",
      "url": "https://upstar.dev/mcp"
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://upstar.dev/mcp

Tools 9 found in our last check

  • emerging

    Small GitHub repositories (under 1,000 stars a week ago, at least 30 days old) gaining stars at least twice as fast as in a usual week, by that ratio; optionally in one topic. The same list as Upstar's Emerging page (or the topic's Emerging tab).

  • get_collection

    A collection's ranking (score = momentum and health with the collection's weights) and its rising newcomers under 90 days old: the same lists as the collection's page on Upstar.

  • get_repo

    One GitHub repository as Upstar sees it, the same facts as its Upstar page: stars and gains, its usual week, its star total week by week over 12 weeks, its topics and ranks, when Upstar spotted it, its latest release, license, activity and collections. Answers for every reposito…

  • list_collections

    Upstar's collections: open-source tools that do one job, or alternatives to one product, each ranked by momentum and health. Use a slug with get_collection.

  • list_topics

    Lists the topics Upstar ranks GitHub repositories in (emulation, self-hosted, Rust, MCP…): slug, name, category, description and how many repositories rank in each this week. Use a slug with topic_ranking or emerging.

  • search

    Upstar's search, the same as the site's search bar: topics by whole words (a name, slug, GitHub tag, language or keyword equal to the query, then every word of it in the topic's name, category or description) and every repository with an Upstar page (by name, description, GitHub…

  • spotted_early

    Repositories whose stars at least doubled since Upstar first ranked them in a topic, at any rank: when, in which topic and at which rank it first ranked them, their stars then and now. Most grown first: the same list as Upstar's Spotted early page.

  • topic_ranking

    Ranks a topic's GitHub repositories by star velocity (stars gained ÷ √stars before) over the last 24 hours, 7 days or 30 days, with the stars each gained: the same list as the topic's page on Upstar. Page with offset (next_offset).

  • trending

    The fastest-rising GitHub repositories across every topic Upstar tracks, by star velocity or by stars gained, over 24 hours, 7 days or 30 days; new_only keeps repositories created in the last 7 days. The same list as Upstar's Trending page.

Details

Endpointhttps://upstar.dev/mcp (Streamable HTTP)
First published3 Nov 2026
Last updated3 Nov 2026
Registry namedev.upstar/upstar

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