Scientific

16,357 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.

sagemath-mcp-server

1369

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 20d ago A tokens not measured original CC0-1.0

nasa-images

1370

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 7mo ago A tokens not measured original MIT

swiss-environment-mcp

1371

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 5d ago A tokens not measured original MIT

rigor-mcp

1372

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 1mo ago A tokens not measured original MIT

studydiff

1373

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 29d ago A tokens not measured original MIT

arcgis-charlotte

1374

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 8d ago A tokens not measured original MIT

pubmed

1375

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 2d ago A tokens not measured copy · 70% MIT

stat-ee

1376

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

emdb

1377

pipeworx-io/mcp-emdb

MCP server Claude CodeCodexCursor +2

EMDB (EBI Electron Microscopy Data Bank) MCP — keyless. Remote server at gateway.pipeworx.io.

not rated 1 6d ago A tokens not measured original MIT

icdwise

1378

qinisolabs/icdwise

MCP server Claude CodeCodexCursor +2

Verified ICD-10-CM code lookup & validation for AI agents — official descriptions, not guesses. Runs locally from the icdwise npm package.

not rated 1 4mo ago A tokens not measured original Apache-2.0

icf-classification

1379

stayce/icf-mcp-cloudflare

Plugin Claude Code

Bundles 1 MCP server

Access WHO ICF (International Classification of Functioning, Disability and Health) codes. ICF complements ICD diagnosis codes by describing how health conditions affect a person's functioning in daily life - covering body functions, body structures, activities/participation, and environmental factors.

not rated 1 4mo ago A tokens not measured original MIT

molecules

1380

laszlopere/mcp-molecules

MCP server Claude CodeCodexCursor +2

MCP server "molecules" as configured in laszlopere/mcp-molecules. Launched with mcp-molecules.

not rated 1 24d ago A tokens not measured GPL-3.0

regmd-mcp

1381

zubi-wiz/regmd-mcp

MCP server Claude CodeCodexCursor +2

MCP server for regMD — Medical Device Regulatory Intelligence. Classify devices, query alerts, find pathways across 15 jurisdictions. Runs locally from the regmd-mcp npm package.

not rated 1 7mo ago A tokens not measured original MIT

usgs-quakes

1382

blake365/usgs-quakes-mcp

MCP server Claude CodeCodexCursor +2

USGS Earthquakes MCP Server - Search and analyze global earthquake data from the USGS FDSN event API. Runs locally from the usgs-quakes-mcp npm package.

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

cellosaurus_mcp

1383

biocontext-ai/unofficial-cellosaurus-mcp

MCP server Claude CodeCodexCursor +2

Unofficial MCP server for the SIB Cellosaurus resource. Runs locally from the cellosaurus_mcp Python package.

not rated 1 8mo ago A tokens not measured original Apache-2.0

scientific-method

1384

88plug/scientific-method

Plugin Claude Code

Bundles 1 skill, 7 commands, 5 agents, 1 hook · 1,167 tokens together

Falsification-first investigation workflow: convert every assertion into a labeled falsifiable hypothesis, predict before measuring, run controlled experiments, verify findings adversarially (REFUTE-first), and persist verdicts in a hypothesis ledger so killed ideas are never re-attacked.

not rated 1 2mo ago A tokens not measured

energy-storage-kb

1385

zeromagic46/energy-storage-kb

Skill Claude CodeCodex

A knowledge base about China's electricity-storage industry, covering project economics, policies, market rules, and revenue models. It also describes a script for calculating measures such as storage cost, investment returns, revenue, and payback period from project inputs.

not rated 1 2mo ago A 131 tokens original MIT

literature-search

1386

yojiro253-del/BioForge

Skill Claude CodeCodex

Search academic literature (Semantic Scholar) for synbio/microbiology papers, returning a ranked, citable list to feed into paper-extractor.

not rated 1 4mo ago A 33 tokens original MIT

paper-reviewer

1387

whoisraibolt/paper-skills

Skill Claude CodeCodex

Deep pre-submission review of a scientific manuscript, modeled on Google's Paper Assistant Tool (PAT). Segments the manuscript, allocates a reasoning budget per segment, dispatches deep reviewers in parallel (each with the full text as context), and consolidates into a single report with severity, quoted evidence, and…

not rated 1 changed 24d ago A 105 tokens original MIT

longevity-protocol

1388

SkillMedev/health-and-longevity

Skill Claude CodeCodex

Assembles an evidence-tiered weekly longevity routine across the four pillars with the strongest healthspan data - sleep, zone 2 aerobic work, strength training, and dietary pattern - plus stress and connection, delivered as a filled weekly template with honest evidence labels. Use when someone asks "build me a…

not rated 1 changed 1mo ago A 158 tokens original MIT

release-doi

1389

shimo4228/release-doi

Skill Claude Code

A release checklist for research repositories that publish versions with Zenodo, a service that assigns permanent digital object identifiers (DOIs) to research outputs. It also records a Software Heritage identifier, which helps identify archived source code.

not rated 1 changed 25d ago A 44 tokens copy · 89% MIT

mathlib-api

1390

homeowmorphism/mathlib-api

Skill Claude CodeCodex

Evidence-driven workflow for designing a Mathlib definition and the API around it. Use when adding a new structure/def intended for mathlib; when choosing between design alternatives (index type as field vs parameter, Set vs indexed family, coarse set vs finer indexed structure and when the fine one should exist at…

not rated 1 2mo ago A 234 tokens original Apache-2.0

g5k-kickstart

1392

0nyr/g5k-kickstart

Plugin Claude Code

Bundles 1 skill · 108 tokens together

Kickstart kit for running experiment campaigns on the Grid'5000 testbed: an agent skill for safe OAR/GNU-parallel operations, human docs, and a runnable example experiment.

not rated 1 3mo ago A tokens not measured original MIT

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: