Upstar

dev.upstar/upstarVersion 1.0.1

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

Status

Responds240 msNov 14, 2026, 14:28 UTCAnswered our handshake without sign-in.

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Last checked: Nov 14, 2026, 14:28 UTC
Latency: 240 ms
Remotes responding: 1 of 1
Sign-in: No sign-in
Hosting: Hosted outside the EU (detected)
Registry data as of: Nov 14, 2026, 21:12 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP

https://upstar.dev/mcpResponds240 msNov 14, 2026, 14:28 UTC

No sign-in

Claude Code

claude mcp add --transport http upstar https://upstar.dev/mcp

Claude Desktop and claude.ai

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Settings > Connectors > Add custom connector
Name: upstar
Remote MCP server URL: https://upstar.dev/mcp

Cursor

{
  "mcpServers": {
    "upstar": {
      "url": "https://upstar.dev/mcp"
    }
  }
}

VS Code

code --add-mcp '{"name":"upstar","type":"http","url":"https://upstar.dev/mcp"}'

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Tools

9 tools

Tools of Upstar
	Description		Read-only	Idempotent	Open world
`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).	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).	No	Yes	Yes	No
`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.	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.	No	Yes	Yes	No
`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 repository with an Upstar page, kept-out ones included; blocked ones have none.	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 repository with an Upstar page, kept-out ones included; blocked ones have none.	No	Yes	Yes	No
`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.	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.	No	Yes	Yes	No
`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.	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.	No	Yes	Yes	No
`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 topics and language; kept-out ones included, blocked ones apart); plain matching, no AI. Repositories: exact name first, then the most stars gained this week.	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 topics and language; kept-out ones included, blocked ones apart); plain matching, no AI. Repositories: exact name first, then the most stars gained this week.	No	Yes	Yes	No
`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.	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.	No	Yes	Yes	No
`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).	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).	No	Yes	Yes	No
`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.	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.	No	Yes	Yes	No

Details

Registry status: Active
Published: Nov 3, 2026
Updated: Nov 3, 2026
Website: https://upstar.dev/mcp⁠ (opens in a new tab)
Repository: Not given
Categories (suggested): Developer toolsSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared

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