What is the best alternative to N2yo?

The top-rated alternatives to N2yo in the Aerospace & Astrodynamics category include Orbit Sentinel MCP, Astronomy Oracle, Open Ephemeris. These servers offer complementary or alternative capabilities depending on your deployment stack and authentication requirements.

How do N2yo alternatives differ in installation and runtime?

N2yo and its alternatives vary by runtime requirement (Node.js/npx, Python/uvx, Docker, or remote HTTP/SSE endpoints). Check the specification comparison table above to verify command requirements before installing.

Are alternatives to N2yo free and open source?

Most MCP servers listed on AllMCPs are open source tools under MIT or Apache licenses that you can self-host or run locally with Claude Desktop, Cursor, VS Code, or Windsurf.

How do I side-by-side compare N2yo with a specific alternative?

Click the "Compare side-by-side →" button on any alternative card to see an in-depth comparison matrix covering feature lists, stars, npm downloads, install configurations, and schema specifications.

Best Alternatives to N2yo (Aerospace & Astrodynamics)

Server Name	Runtime	Auth	Pricing	GitHub Stars	Downloads	Action
N N2yo (Target)	Remote (SSE)	Free/None	Free	—	—	Current
Orbit Sentinel MCP	npx	API key	Free	1	—	Compare →
Astronomy Oracle	npx	No auth required	Free	3	1	Compare →
Open Ephemeris	npx	Free/None	Free	3	—	Compare →
Astronomy MCP Server	bunx	Free/None	Free	2	—	Compare →
TLE Satellite Tracker	Remote (SSE)	Free/None	Free	6	—	Compare →
IPGeolocation.io MCP Server	npx	Free/None	Free	4	—	Compare →
N Nasa	Remote (SSE)	Free/None	Free	—	—	Compare →
Sidereon	Remote (SSE)	Free/None	Free	16	—	Compare →
Orbit	npx	Free/None	Free	10	—	Compare →
Bhoonidhi MCP	uvx	Free/None	Free	2	—	Compare →
Celestial Node	npx	Free/None	Free	—	—	Compare →
N Nasa Cmr	Remote (SSE)	Free/None	Free	—	—	Compare →