Sidereon MCP Server

GNSS positioning and astrodynamics in Rust, with first-class interfaces in Python, C, WebAssembly, and Elixir. Reference-validated, and bit-exact to public oracles where it counts.

People who need web framework tools inside Claude, Cursor, VS Code, or another MCP client. The project is written in Rust.

VERIFIED ACTIVE

LAST COMMIT 2026-08-24 · ★ 15 · #37 OF 48 MAINTAINED WEB FRAMEWORK · VERIFIED 2026-08-25

MIT · Rust servers · how we verify → /methodology

01 · Install Sidereon

Claude Desktop

Settings → Extensions → Install, then select the https://github.com/neilberkman/sidereon/releases/download/v1.1.0/sidereon_1.1.0.mcpb .mcpb bundle

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as Claude Desktop extension (.mcpb bundle)

repo age created 2026-06-30 - young repo, little track record yet

license MIT - declared in the repository

registry namespace io.github.neilberkman is GitHub-verified and matches the repo owner

03 · What Sidereon can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

Latest releases

v1.1.0 · 2026-08-24

harden source localization diagnostics, seed, and docs · make the source-localization influence opt-out additive

v1.0.1 · 2026-08-22

unify host numerics into one backend seam and route SciPy's powers through it · reproduce NumPy's stride-0 power fast paths in the host backend

v1.0.0 · 2026-08-22

sp3: window-scoped continuity verdicts, next-issue due times, oracle pinning

04 · Who maintains Sidereon

Sidereon is maintained by neilberkman. We track 3 MCP servers from neilberkman - 3 actively maintained, 382 combined GitHub stars, oldest repo from Jul 2025. Full record: all servers from neilberkman.

  1. Clippy Copy AI-generated content to the macOS clipboard: rich Gmail-ready email drafts, text, and files ★ 244
  2. CCRider Full-text search, browse, and resume across your coding agent sessions (Claude Code, Codex, Amp) ★ 123

05 · Facts

repository
github.com/neilberkman/sidereon
website
https://sidereon.dev/
category
web framework - ranked #37 of 48 actively-maintained web framework servers as of 2026-08-25.
release cadence
10+ releases in the last 90 days (latest 2026-08-24)
registry
io.github.neilberkman/sidereon (active, first published 2026-08-05 · 9 versions)
packages
mcpb:https://github.com/neilberkman/sidereon/releases/download/v1.1.0/sidereon_1.1.0.mcpb

06 · Sidereon FAQ

What is Sidereon?

GNSS positioning and astrodynamics in Rust, with first-class interfaces in Python, C, WebAssembly, and Elixir. Reference-validated, and bit-exact to public oracles where it counts.

Is Sidereon still maintained?

Yes - as of 2026-08-25, its last commit was 2026-08-24 and it shipped 10+ releases in the last 90 days. We re-verify nightly.

07 · Alternatives to Sidereon

Alternatives to Sidereon

Maintained web framework servers if Sidereon isn't the fit.

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  4. Webcomponents React MCP Server MCP server for UI5 Web Components for React - Developer documentation and API assistance ★ 539 · 2026-08-24
  5. OpenVibeCoding Read-only MCP Read-only MCP for OpenVibeCoding runs, workflows, proof, queue, replay, and incident reads. ★ 206 · 2026-07-15
  6. Geo Lens Read-only access to a self-hosted GeoLens spatial catalog: datasets, features, maps, sandboxed SQL. ★ 202 · 2026-08-24

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