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.

vivarium

1825

rongchang726-png/vivarium

MCP server Claude CodeCodexCursor +2

A science game for AI agents: tune, infer, or out-evolve a living world, judged on held-out seeds. Runs locally from the vivarium-mcp npm package. Needs 2 environment variables to run.

not rated 0 2mo ago A tokens not measured

almanac

1826

savecharlie/almanac

MCP server Claude CodeCodexCursor +2

Deterministic, verifiable ephemeris + geomagnetic computation — the numbers language models hallucinate, computed correctly and checked against NOAA and JPL. Runs locally from the almanac-compute Python package.

not rated 0 2d ago A tokens not measured original MIT

can-immune

1827

sanjaysgk/can-immune-mcp

MCP server Claude CodeCodexCursor +2

Query CAN-IMMUNE: cancer neoantigen mutations, peptides, cell lines, MHC-I binding. Read-only. Remote server at canelib.erc.monash.edu.

not rated 0 1mo ago A tokens not measured original MIT

chemical-safety

1828

rootsbymenda/chem-mcp-server

MCP server Claude CodeCodexCursor +2

Chemical hazard lookup: SVHC, GHS, NIOSH, ICSC. 468K classifications. Free. Remote server at chem-mcp-server.rootsbybenda.workers.dev.

not rated 0 3mo ago A tokens not measured original MIT

pharma-regulatory

1829

rootsbymenda/pharma-mcp-server

MCP server Claude CodeCodexCursor +2

Drug safety: DrugBank, interactions, FAERS, WHO, TGA. 7 databases. Free. Remote server at pharma-mcp-server.rootsbybenda.workers.dev.

not rated 0 3mo ago A tokens not measured original MIT

cosmetic-regulatory

1830

rootsbymenda/roots-mcp-server

MCP server Claude CodeCodexCursor +2

Cosmetic safety: NOAEL, MoS, SCCS, 12 jurisdictions. 30K ingredients. Free. Remote server at roots-mcp-server.rootsbybenda.workers.dev.

not rated 0 3mo ago A tokens not measured original MIT

mosaic-mcp

1831

sourabhnk/mosaic-mcp

MCP server Claude CodeCodexCursor +2

Pre-clinical drug discovery intelligence — 12 MCP tools for drug targets: profiles, compounds, patents, papers, structures, competitive landscape, pathways, validation, clinical pipeline, and synthetic-lethal whitespace. Runs locally from the mosaic-mcp Python package. Needs 3 environment variables to run.

not rated 0 today A tokens not measured original Apache-2.0

gsd-debugger

1832

swisstruthorg/swiss-truth-mcp

Agent Claude Code

Investigates bugs using scientific method, manages debug sessions, handles checkpoints. Spawned by /gsd-debug orchestrator.

not rated 0 4mo ago A 29 tokens

gisgp

1833

uponex/gisgp-mcp

MCP server Claude CodeCodexCursor +2

GIS tools for AI agents: 65 free tools + 8 paid (hazard/site-scouting/GeoJSON export). Remote server at gisgp.com.

not rated 0 1mo ago A tokens not measured original MIT

reviewmetric

1834

vktr93/reviewmetric-mcp

MCP server Claude CodeCodexCursor +2

15-agent scientific peer review and manuscript analysis pipeline. Runs locally from the reviewmetric-mcp Python package. Needs 1 environment variable to run.

not rated 0 4mo ago A tokens not measured original MIT

weatherai

1835

weatherai-io/mcp-server

MCP server Claude CodeCodexCursor +2

WeatherAI — 11 live weather tools for Claude, Cursor, Windsurf and any MCP AI assistant. Runs locally from the @weatherai/mcp-server npm package. Needs 1 environment variable to run.

not rated 0 4mo ago A tokens not measured original MIT

vmd-hydrate-mcp

1836

wjgoarxiv/vmd-hydrate-mcp

MCP server Claude CodeCodexCursor +2

An MCP server that drives VMD for GROMACS/LAMMPS trajectory analysis, scripted rendering, and clathrate-hydrate cage science (H-bond networks, F3/F4 order parameters). Runs locally from the vmd-hydrate-mcp Python package.

not rated 0 2mo ago A tokens not measured original MIT

mcp

1837

scispot-repo/scispot-mcp-server

MCP server Claude CodeCodexCursor +2

Turn any LLM into your lab assistant: search samples, track experiments, analyze data with AI. Remote server at mcp.scispot.io.

not rated 0 5mo ago A tokens not measured

nutrition

1838

Chandata/heathy-mcp

MCP server Claude CodeCodexCursor +2

Nutrition for 917 plant foods & 39 Ayurvedic herbs, reconciled across 11 national datasets. Remote server at mcp.heathy.org.

not rated 0 7d ago A tokens not measured

solarstorm

1839

newminya/solarstorm-mcp

MCP server Claude CodeCodexCursor +2

Space weather: Kp index, NOAA 3-day geomagnetic forecast, solar flares, aurora visibility. Remote server at mcp.solarstorm.today.

not rated 0 18d ago A tokens not measured original MIT

sniff-mcp

1840

Sniffscore/sniff-mcp

MCP server Claude CodeCodexCursor +2

Canine genomics for agents: breed allele frequencies, AI pathogenicity + OMIA clinical disease layer. Remote server at mcp.sniff.world.

not rated 0 2mo ago A tokens not measured original MIT

baby-fever-simulator

1841

soli0x4ea/baby-fever-simulator

Skill Claude CodeCodex

A documented simulator for modelling a baby's fever, with a three-layer design and six MCP tools. Its description is partly in Chinese, so the exact operations are not clear from the available information.

not rated 0 1mo ago A 0 tokens

mcp-pubmed

1842

benoitleq/mcp-pubmed

MCP server Claude CodeCodexCursor +2

MCP server "mcp-pubmed" as configured in benoitleq/mcp-pubmed. Runs locally from the mcp-pubmed Python package.

not rated 0 5mo ago A tokens not measured

mcp-refchecker

1843

JonasBaath/mcp-refchecker

MCP server Claude CodeCodexCursor +2

MCP server for verifying academic citations via Semantic Scholar, OpenAlex, and CrossRef. Runs locally from the mcp-refchecker Python package.

not rated 0 4mo ago A tokens not measured

biocontext_kb

1844

fastmcp-me/knowledgebase-mcp

MCP server Claude CodeCodexCursor +2

A knowledgebase MCP server for biomedical research, part of the BioContextAI project. Runs locally from the biocontext_kb Python package.

not rated 0 7mo ago A tokens not measured fork Apache-2.0

knows-mcp-server

1845

PancrePal-xiaoyibao/MCP-KnowS-AI

MCP server Claude CodeCodexCursor +2

A local Model Context Protocol (MCP) server for KnowS, a platform for searching and analysing medical evidence.

not rated 0 4mo ago A tokens not measured

astronomy-mcp-server

1846

AiAgentKarl/astronomy-mcp-server

MCP server Claude CodeCodexCursor +2

MCP Server for astronomy data: ISS tracking, moon phases, NASA APOD, near-earth objects, exoplanets, sunrise/sunset, space weather — no API key required. Runs locally from the astronomy-mcp-server Python package.

not rated 0 4mo ago A tokens not measured

nasa-exoplanet-mcp

1847

saikrmet/nasa-exoplanet-mcp

MCP server Claude CodeCodexCursor +2

MCP server for querying NASA's Exoplanet Archive. Runs locally from the nasa-exoplanet-mcp Python package.

not rated 0 3mo ago A tokens not measured original MIT

plantos-mcp

1848

Plantos-Sensor/mcp-server

MCP server Claude CodeCodexCursor +2

Agricultural intelligence MCP server for Claude Desktop - soil analysis, weather data, crop predictions, and AI-powered farming recommendations. Runs locally from the plantos-mcp Python package.

not rated 0 10mo ago A tokens not measured original MIT archived

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: