Scientific

15,345 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

mcp-z3-prover

1275

daedalus/mcp-z3-prover

Skill Claude CodeCodex

Skill "mcp-z3-prover" from daedalus/mcp-z3-prover, covering mcp z3 prover, when to use this skill, tools and install.

not rated 1 4mo ago A 0 tokens original MIT

wellness-cgm-mcp

1276

davidmosiah/wellness-cgm-mcp

MCP server Claude CodeCodexCursor +2

Local-first CGM MCP for AI agents: Dexcom Developer API + FreeStyle Libre via LibreLink Up. Runs locally from the wellness-cgm-mcp npm package.

not rated 1 16d ago A tokens not measured original MIT

hea-bench

1277

dfieser/hea-bench

MCP server Claude CodeCodexCursor +2

An open, interpretable calculator of high-entropy-alloy and high-entropy-oxide thermodynamic and geometric descriptors plus the canonical empirical phase-prediction rules. Runs locally from the hea-bench Python package.

not rated 1 20d ago A tokens not measured original MIT

simulate-monte-carlo

1278

encodi/simulate-monte-carlo

MCP server Claude CodeCodexCursor +2

Real Monte Carlo simulation of a compound event/conditional probability. Paid via x402. Remote server at simulate-monte-carlo.encodari.workers.dev.

not rated 1 1mo ago A tokens not measured original MIT

piaso-mcp

1279

genecell/PIASO-for-agents

MCP server Claude CodeCodexCursor +2

Local stdio MCP server for the PIASO single-cell omics ecosystem — serves knowledge and public data (PIASOmarkerDB via the live piaso.org API), never compute or user data. Runs locally from the piaso-mcp Python package.

not rated 1 9d ago A tokens not measured

evipedia

1280

forever-healthy/evipedia-mcp

MCP server Claude CodeCodexCursor +2

MCP Server for evipedia.ai — evidence-based reviews of health & longevity interventions. Runs locally from the evipedia-mcp npm package.

not rated 1 5d ago A tokens not measured original MIT

openpaper-mcp

1281

federicodeponte/openpaper-mcp

MCP server Claude CodeCodexCursor +2

Autonomous research MCP server: auto research from a prompt to a fully-cited academic paper with verified citations. Runs locally from the openpaper-mcp Python package. Needs 1 environment variable to run.

not rated 1 5d ago A tokens not measured

wapimaji-mcp

1282

gabrielmahia/wapimaji-mcp

MCP server Claude CodeCodexCursor +2

MCP server for Kenya water stress and drought intelligence. Runs locally from the wapimaji-mcp Python package.

not rated 1 20d ago A tokens not measured original MIT

fda-approvals-mcp

1283

guptaprakhariitr/fda-approvals-mcp

MCP server Claude CodeCodexCursor +2

FDA drug approvals, 510(k) device clearances, recalls and adverse-event reports. Remote server at fda-approvals-mcp.atlasword.workers.dev.

not rated 1 3mo ago A tokens not measured

unit-converter-mcp

1284

guptaprakhariitr/unit-converter-mcp

MCP server Claude CodeCodexCursor +2

60+ units, live FX, timezones, and date arithmetic for AI agents. Remote server at unit-converter-mcp.atlasword.workers.dev.

not rated 1 3mo ago A tokens not measured

auseklis

1286

igmizo/auseklis

MCP server Claude CodeCodexCursor +2

Astrology from a real ephemeris: natal charts, transits, synastry, eclipses, returns. No API keys. Runs locally from the auseklis npm package.

not rated 1 2mo ago A tokens not measured original MIT

seismic-mcp

1287

hoon1983/seismic-mcp

MCP server Claude CodeCodexCursor +2

Model Context Protocol server unifying real-time and historical earthquake data from multiple global seismic agencies (USGS, EMSC, JMA, INGV, GeoNet, AFAD, ...). Runs locally from the seismic-mcp Python package.

not rated 1 2mo ago A tokens not measured original MIT

sagemath-mcp-server

1288

justice8096/sagemath-mcp-server

MCP server Claude CodeCodexCursor +2

MCP server wrapping SageMath's full computer algebra system — 10 symbolic-math tools for LLMs. Runs locally from the @justice8096/sagemath-mcp-server npm package. Needs 5 environment variables to run.

not rated 1 3mo ago A tokens not measured original CC0-1.0

nasa-images

1289

kaitoy/nasa-images-mcp-server

MCP server Claude CodeCodexCursor +2

MCP server with UI for NASA images. Runs locally from the @kaitoy/nasa-images-mcp-server npm package. Needs 1 environment variable to run.

not rated 1 5mo ago A tokens not measured original MIT

aemet-mcp

1290

jocarrd/aemet-client

MCP server Claude CodeCodexCursor +2

MCP server for AEMET: Spain's official forecasts, warnings, observations and climate data. Runs locally from the aemet-mcp npm package. Needs 1 environment variable to run.

not rated 1 yesterday A tokens not measured original MIT

swiss-environment-mcp

1291

malkreide/swiss-environment-mcp

MCP server Claude CodeCodexCursor +2

MCP Server für Schweizer Umweltdaten des BAFU – Luft, Wasser, Naturgefahren und Umweltindikatoren. Runs locally from the swiss-environment-mcp Python package.

not rated 1 12d ago A tokens not measured original MIT

rigor-mcp

1292

mrnh/rigor

MCP server Claude CodeCodexCursor +2

Verified statistical inference for AI agents -- classical and non-parametric hypothesis testing, correlation/regression, effect sizes, power/sample-size, multiple-comparisons correction, a test-recommendation helper, and a batch pairwise-comparison tool, as a CLI and an MCP server. Runs locally from the rigor-mcp…

not rated 1 25d ago A tokens not measured original MIT

studydiff

1293

nickjlamb/studydiff

MCP server Claude CodeCodexCursor +2

Explain why two scientific papers disagree, every claim grounded in a verbatim source quote. Runs locally from the studydiff-mcp npm package. Needs 2 environment variables to run.

not rated 1 17d ago A tokens not measured original MIT

arcgis-charlotte

1294

pipeworx-io/mcp-arcgis-charlotte

MCP server Claude CodeCodexCursor +2

City of Charlotte GIS — Charlotte, North Carolina open geospatial data (ArcGIS). Remote server at gateway.pipeworx.io.

not rated 1 yesterday A tokens not measured original MIT

pubmed

1295

pipeworx-io/mcp-pubmed

MCP server Claude CodeCodexCursor +2

PubMed MCP — wraps the NCBI E-utilities API (biomedical literature, free, no auth). Remote server at gateway.pipeworx.io.

not rated 1 yesterday A tokens not measured copy · 73% MIT

stat-ee

1296

pipeworx-io/mcp-stat-ee

MCP server Claude CodeCodexCursor +2

Statistics Estonia (andmed.stat.ee) PxWeb MCP. Keyless. Remote server at gateway.pipeworx.io.

not rated 1 yesterday A tokens not measured original MIT