Databases catalogue, group 4

These entries remain in the catalogue with limited documentation. Inclusion is not an assessment of service quality.

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CAR (Cadastro Ambiental Rural)

Looks up the Rural Environmental Registry (CAR) of a property from the CAR number. Platform-hosted.

Publisher: mcp-dir. Registry name: io.github.mcp-dir/car_ambiental_rural-mcp.

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carbon-factor-matcher

MCP server for intelligent emission factor matching from ELCD and ecoinvent databases.

Publisher: zerocarbonlogic. Registry name: manual/carbon-factor-matcher.

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Cards

Sports card database: card search, full set checklists, parallel lookup, card identification.

Publisher: mycardfolio. Registry name: com.mycardfolio/cards.

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CARF: Processo

CARF: Court Case, official-source lookup. Platform-hosted, pay per query with prepaid credit.

Publisher: mcp-dir. Registry name: io.github.mcp-dir/carf_processo-mcp.

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Carso Exchange Engine

AI-native platform: cybernetic freight agents transact, verify, find services. Get verified leads.

Publisher: carso. Registry name: exchange.carso/carso-exchange-engine.

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Cartographer MCP

Rule-tiered AST and sqlite-vec capability oracle for A-MEM agent workflows.

Publisher: Metatronsdoob369. Registry name: io.github.Metatronsdoob369/cartographer-mcp.

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Cassandra Predict

Cassandra prediction hub: one MCP door over govcon forecasts (recompete, contractor signals).

Publisher: dropwatchhq. Registry name: com.dropwatchhq/cassandra-predict.

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Money You're Owed Catalog

Informational Q&A: money owed to consumers (deposits, claims, unclaimed funds). No debt relief.

Publisher: moneyyoureowed. Registry name: com.moneyyoureowed/catalog.

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Catholic Greatness

AI Catholic formation, spiritual direction, saints, scripture, and semantic search.

Publisher: albermm. Registry name: io.github.albermm/catholic-greatness.

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Cayra Decision Intelligence

Ask questions in plain language, get answers from your business database. No SQL required.

Publisher: cayra. Registry name: io.cayra/cayra.

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Cds DB Nlquery

MCP server for natural-language queries against SAP CAP db-layer entities via real CQN/SQL JOINs.

Publisher: shahidla. Registry name: io.github.shahidla/cds-db-nlquery-mcp.

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celigo

Build automations and assets, triage errors, execute admin tasks, and more, all through the Celigo Platform MCP connector's 30+ tools.

Publisher: celigo. Registry name: manual/celigo.

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Cemis Directorio

Directorio de empresas cubanas, oportunidades de negocio y reformas económicas 2026 (cemis.io).

Publisher: francofuji. Registry name: io.github.francofuji/cemis-directorio.

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CENPROT SP: Protestos

CENPROT SP: Protestos, official-source lookup. Platform-hosted, pay per query with prepaid credit.

Publisher: mcp-dir. Registry name: io.github.mcp-dir/cenprot_sp_protestos-mcp.

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Central Command, x402 Trading Intelligence

Crypto trading intelligence MCP, 34+ endpoints, x402 pay-per-use, AI agent strategy & execution.

Publisher: tlefko. Registry name: io.github.tlefko/central-command.

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Cfpb

CFPB MCP, Consumer Financial Protection Bureau complaint database (free, no auth).

Publisher: pipeworx-io. Registry name: io.github.pipeworx-io/cfpb.

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Liquibase Changelog MCP Server

Convert natural language into validated Liquibase XML or SQL changesets. 19 tools, 12 databases.

Publisher: liquibase. Registry name: io.github.liquibase/changelog-mcp-server.

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ChangePacket

Web and MCP change memory with native diff UI; later calls return only what changed.

Publisher: MisfitMEdiAhouse. Registry name: io.github.MisfitMEdiAhouse/changepacket.

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Chart Canvas

Create interactive visualizations and query data sources (SQLite, CSV, Parquet, JSON).

Publisher: gluip. Registry name: io.github.gluip/chart-canvas.

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Chassis

Scaffold an Express 5 + TypeScript backend: database, auth, optional Next.js front end.

Publisher: dvd90. Registry name: io.github.dvd90/chassis-mcp.

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Che Apple Mail

Apple Mail MCP, 44 tools, SQLite millisecond search,.emlx parser, batch ops.

Publisher: kiki830621. Registry name: io.github.kiki830621/che-apple-mail-mcp.

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Checksum Validator

Validates Luhn, IBAN, ISBN, EAN/UPC, SWIFT/BIC, and EU VAT checksums and formats.

Publisher: apished. Registry name: com.apished/checksum-validator.

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Chessagine

Analyze chess positions using powerful engines like Stockfish, Leela, and Maia. Retrieve games, puzzles, and opening statistics directly from Lichess and specialized databases.

Publisher: jalpp. Registry name: manual/chessagine.

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CFDB, chilean-football-db

CFDB connects your AI agent to a Chilean football database spanning decades of history and current data.

Publisher: cfdb. Registry name: manual/chilean-football-db.

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ChromaDB Remote MCP Server

Remote ChromaDB vector database MCP server with streamable HTTP transport.

Publisher: meloncafe. Registry name: io.github.meloncafe/chromadb-remote-mcp.

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Chron

Timestamped audit log for every AI conversation, stored locally in SQLite, owned by you.

Publisher: SirinivasK. Registry name: io.github.SirinivasK/chron.

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Chronos - Date, Time and Calendar Tools

Deterministic date, time and calendar tools for agents over MCP. Parse and format dates, convert time zones, add and diff durations, compute week numbers, business days and calendar arithmetic.

Publisher: ghdejr11. Registry name: manual/chronos-api.

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CIPP MCP

First single-binary CLI for CIPP - offline SQLite store, fleet posture analytics, and.

Publisher: Servosity. Registry name: io.github.Servosity/cipp-mcp.

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Classquill

Read-only MCP server for ClassQuill, a tutoring-business-management platform.

Publisher: EquateItAu. Registry name: io.github.EquateItAu/classquill-mcp.

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Claude Amplifier

Persistent memory + decision tracking for Claude across sessions. Local SQLite, no cloud.

Publisher: Sisuthros. Registry name: io.github.Sisuthros/claude-amplifier.

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claude-webcache

Cross-session WebFetch cache for Claude Code. Unlimited TTL by default, SQLite, MCP plugin.

Publisher: theYahia. Registry name: io.github.theYahia/claude-webcache.

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CLI Market World

Commerce for AI agents. 44 MCP tools. 380 retailers (336 verified), 21 countries, 4 platforms.

Publisher: Treevu-ai. Registry name: io.github.Treevu-ai/cli-market-world.

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CLI

Deploy and monetize agent-built apps: login, database, usage billing, and end-user-pays.

Publisher: settlemesh. Registry name: io.settlemesh/cli.

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ClickHouse

Official ClickHouse MCP server for querying and exploring ClickHouse clusters and chDB.

Publisher: ClickHouse. Registry name: io.github.ClickHouse/mcp-clickhouse.

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Clickhouse Dataops

DataOps ClickHouse MCP server with query optimization and pipeline monitoring.

Publisher: Aguantar. Registry name: io.github.Aguantar/clickhouse-dataops-mcp.

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Clickhouse

Read-only ClickHouse for AI agents, analytics queries, table inspection, sizes, health.

Publisher: infoinlet-marketplace. Registry name: io.github.infoinlet-marketplace/mcp-clickhouse.

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ClickHouse

Read-only MCP server for ClickHouse metadata, parameterized queries, and plan analysis.

Publisher: alyiox. Registry name: io.github.alyiox/mcp-clickhousex.

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Clipboard MCP

Cross-platform MCP server for system clipboard access (read, write, watch).

Publisher: mnardit. Registry name: io.github.mnardit/clipboard-mcp.

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Neonia: The Cloud Backend for AI Agents

Multiple MCP tools, persistent graph memory, token-saving data pointers, and more.

Publisher: neonia. Registry name: io.neonia/cloud-backend.

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Scalix Cloud

The agent-native cloud: database, functions, AI, storage, computers. 50 tools, one API key.

Publisher: scalix. Registry name: world.scalix/cloud.

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Clude

Portable agent memory anchored on Solana. Local SQLite + vector recall, open export.

Publisher: sebbsssss. Registry name: io.github.sebbsssss/clude.

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Cluster Validator

Read-only health validation for Windows Server failover clusters running SQL Server FCI.

Publisher: detentpoint. Registry name: com.detentpoint/cluster-validator.

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Cmp Inspector

Compose Multiplatform UI as structured JSON for agents: trees, tokens, previews, diffs. No pixels.

Publisher: kvdm-co-pilot. Registry name: io.github.kvdm-co-pilot/cmp-inspector.

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cmxflow

Composable, tunable cheminformatics workflows: library preparation, clustering, docking, and more.

Publisher: b-shields. Registry name: io.github.b-shields/cmxflow.

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CN Scraper MCP

MCP server for AI agents to search major Chinese internet platforms with local-first login support.

Publisher: goesByhc. Registry name: io.github.goesByhc/cn-scraper-mcp.

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Co-Op Now

Find co-op games by party size, local/online, platform and crossplay.

Publisher: anobell. Registry name: io.github.anobell/co-op-now.

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Coach Watts

Remote MCP server for training, nutrition, wellness, and performance data with OAuth 2.0.

Publisher: coachwatts. Registry name: com.coachwatts/coach-watts.

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Coalesce Transform

MCP server for managing Coalesce Transform workspaces, nodes, pipelines, and runs.

Publisher: Coalesce-Software-Inc. Registry name: io.github.Coalesce-Software-Inc/coalesce-transform.

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Coalesce Transform

MCP server for managing Coalesce Transform workspaces, nodes, pipelines, and runs.

Publisher: jessemarshall. Registry name: io.github.jessemarshall/coalesce-transform.

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CockroachDB

Enable AI agents to manage, monitor, and query CockroachDB using natural language. Perform complex database operations, cluster management, and query execution seamlessly through AI-driven workflows.

Publisher: amineelkouhen. Registry name: manual/cockroachdb.

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