MCP Server Directory

MCP server for IVOA astronomical archives: NOIRLab Astro Data Lab, NRAO/ALMA, CADC, ESO, Gaia

NDJSON line count, bodies discarded io.github.sadri-dridi/ndjson-lines

NDJSON line count, bodies discarded

Auditable memory for AI agents: provenance, cascade retraction, conflict refusal

GIF magic-byte check, file discarded io.github.sadri-dridi/gif-magic

GIF magic-byte check, file discarded

Parametric CAD as code: model 3D-printable parts on an exact B-rep kernel, measured.

esimfly-mcp io.github.eSimfly-Official/esimfly-mcp

eSIMfly Business API: search eSIM plans, check usage, diagnose eSIMs, optionally order (confirmed)

Integer square-root band, number discarded io.github.sadri-dridi/sqrt-ok

Integer square-root band, number discarded

ROT5 digit transform length, input discarded io.github.sadri-dridi/rot5-ok

ROT5 digit transform length, input discarded

Survey links to meters, number discarded io.github.sadri-dridi/link-m

Survey links to meters, number discarded

VulnHunt Security Intelligence io.github.owenkingva-web/vulnhunt

Read-only smart-contract security intelligence for autonomous agents.

Agent-Native Chat io.github.BuilderIO/agent-native-chat

Minimal chat-first app with durable threads, actions, and the app-agent loop

Agent-Native Design io.github.BuilderIO/agent-native-design

Agent-Native design tool - create and edit visual designs with agent assistance

Agent-Native Clips io.github.BuilderIO/agent-native-clips

Screen recording, meeting notes, and voice dictation - all with AI

Agent-Native Content io.github.BuilderIO/agent-native-content

Open-source Obsidian for MDX - edit local docs with agent assistance

camelCase hump count, value discarded io.github.sadri-dridi/camel-n

camelCase hump count, value discarded

VoxelDraft – AI Voxel Modeling io.github.huruki-geo/voxeldraft

Create, edit, render, save, and export voxel models with interactive 3D previews.

Agent-Native Mail io.github.BuilderIO/agent-native-mail

Agent-Native Superhuman - email client with keyboard shortcuts and AI triage

AsyncAPI channel count, body discarded io.github.sadri-dridi/asyncapi-ok

AsyncAPI channel count, body discarded

Two-key JSON seal/open. Cloak needs a live license. Open is keys-only.

ISO country CN io.github.sadri-dridi/cc-cn

Public ISO 3166-1 record for CN.

Read-only KNX/ETS project auditor: validates a .knxproj and generates Home Assistant YAML

Coarse moon phase from UTC day io.github.sadri-dridi/moon-phase-utc

Coarse moon phase from UTC day

Argon2i encoded shape, input discarded io.github.sadri-dridi/argon2i-ok

Argon2i encoded shape, input discarded

Utility 77 io.github.sadri-dridi/util-077

Small public utility for autonomous clients.