Search: sql
Search MCP servers and agent skills by name, description, category or topic — 193 results.
aegis-dq/aegis-dq
Agentic data quality framework that runs structured rules against warehouses (DuckDB, BigQuery, Athena, Databricks, Postgres), diagnoses failures with LLM root cause analysis, and proposes SQL remediations. Every LLM decision is audit-logged with cost and latency.
Skitchy/rekindle
Session continuity engine that solves session orientation. Boot reports with gap detection and 100-point scoring, structured end-session capture with typed continuity records, and BM25 memory search. 7 tools, local SQLite + FTS5, zero API keys. `npx rekindle`
Semiotronika/LINZA-MCP
Local-first review-gated sidecar for Markdown workspaces. Indexes notes and incoming artifacts into SQLite, proposes domains, links, memory, and growth cards with evidence, and keeps source files unchanged until explicit review. `pip install linza-mcp`
TheStack-ai/waypath
Local-first external brain CLI for coding agents. SQLite-backed context, graph-aware recall via FTS5 and RRF, and governed memory with explicit promote and review gates. Ships Codex and Claude Code host shims and a native MCP server.
nlqueries/nlqueries
Natural language to validated SQL engine with multi-connector support (PostgreSQL, MySQL, Snowflake, BigQuery, DuckDB), document QA, semantic caching, and self-hosted MCP server.
lfrmonteiro99/memento-mcp
Local-first persistent memory for AI coding agents. Captures facts, decisions, patterns, and architecture notes in SQLite (with optional cloud embeddings) to reduce repeated context across sessions.
Rheopyrin/db-access-mcp
Query PostgreSQL, MySQL, Redshift and SQL Server over verified SSH / AWS SSM tunnels, with read-only enforcement, confined file exports, and pluggable secret providers (env, Vault, AWS Secrets Manager, RDS IAM). Published on the official MCP Registry.
partymola/bosch-flow-mcp
MCP server for Bosch eBike Flow (Smart System / BES3). Read-only, signs in with your own Bosch account via PKCE. Battery health and charge-cycle trends, components and firmware, live state-of-charge, and per-ride activity data (distance, elevation, power, assist-mode, CO2). Local SQLite cache with auto-sync.
partymola/withings-mcp
MCP server for the Withings Health API: OAuth, local SQLite cache, and trend analysis for body composition, sleep, activity, workouts, and ECG.
davidgut1982/lore-mcp
Persistent knowledge layer for AI agents. KB, investigation threads, journal with multi-agent attribution. SQLite/PostgreSQL/Supabase.
Janadasroor/pg-mnemosyne-mcp
A PostgreSQL Model Context Protocol (MCP) server acting as a robust persistent super memory, task tracker, and multi-agent coordination hub for AI assistants.
kosminus/querywise-mcp
Query SQL databases (SQLite, PostgreSQL, BigQuery, Databricks) in natural language through a business semantic layer — glossary, metrics, and a data dictionary grounded against your real schema.
notasandy/mcp-code-sanitizer
Strict AI code reviewer powered by Groq. Finds bugs, vulnerabilities and SQL injections. Tools: analyze_code, compare_code, explain_code, generate_tests, analyze_file, HTML reports.
fenghaochang/LoreRoom
Encrypted, local memory for your Claude Code Telegram bot. Captures both sides of the conversation at the plugin source (survives restarts and crashes) and recalls it via MCP tools — whole-file SQLCipher encryption, FTS5 full-text search (CJK-friendly), never touches your bot token.
ThinAirTelematics/thinair-data
Connect any AI to PostgreSQL, MySQL, or SQL Server — 24 dialect-aware tools for query, schema introspection, optimization, migrations, PII scan, and more. Hosted MCP server with OAuth 2.0 + Bearer auth, free trial available.
rajanshxrma/cadence
Local-first health context from WHOOP and Apple Health — sleep, recovery, workouts, and personal baselines in a local SQLite store.
kdqed/zaturn
Link multiple data sources (SQL, CSV, Parquet, etc.) and ask AI to analyze the data for insights and visualizations.
narekmalk/safedb-mcp
Secure MCP server for safe, read-only DB access by AI agents, with SQL guardrails, table allowlists, PII masking, and audit logs.
soolaugust/0CompactMem
Persistent memory MCP server with OS-style demand paging, kswapd-style eviction, and mlock pinning. Multi-agent shared SQLite store with BM25 + FTS5 retrieval, importance scoring, and capacity-aware reclaim. 5 tools: `memory_lookup`, `pin_memory`, `unpin_memory`, `memory_stats`, `list_pinned`. `uvx --from git+https://github.com/soolaugust/0CompactMem memory-os`
aitytech/agentkits-memory
Persistent memory for AI coding assistants with hybrid search (FTS5 + vector embeddings), session tracking, automatic context hooks, and web viewer. SQLite-based with no daemon process — works with Claude Code, Cursor, Windsurf, and any MCP client.
vighriday/Veris
Behavioral verification intelligence for autonomous coding agents. Builds a behavioral graph of any TS/JS repo, clusters into 25 semantic workflows (Auth, Payments, Webhooks, Caching, Queue, etc.), detects drift, generates concrete adversarial probes (idempotency, retry storm, cache stampede, replay), emits per-workflow risk + confidence. 17 MCP tools. Local SQLite state. Zero cloud. MIT.
ayushagrawal288/memex
Production-grade persistent memory service for AI agents. Semantic search with recency decay (configurable α blend), local ONNX embeddings (zero API cost), background memory summarisation, and Prometheus/Grafana observability. `docker compose up` — no cloud dependencies.
Perufitlife/web-exposure-mcp
Points an AI agent at a live URL and confirms publicly-served secret files by fetching the bytes — exposed `.git`, `.env`, JS source maps, backup/SQL dumps, directory listing, and dotfiles. Zero dependencies, read-only.
06ketan/substack-ops
Substack with **zero AI API keys**. 26 tools (posts, notes, comments, replies, reactions, restacks). Host LLM drafts via `propose_reply` → `confirm_reply` tokens. SQLite dedup, JSONL audit, dry-run default. Install: `uvx substack-ops mcp install cursor`.
TheRaLabs/legion-mcp
Universal database MCP server supporting multiple database types including PostgreSQL, Redshift, CockroachDB, MySQL, RDS MySQL, Microsoft SQL Server, BigQuery, Oracle DB, and SQLite.
AIops-tools/Postgres-AIops
Governed PostgreSQL DBA operations — slow-query, bloat, and blocking-lock RCA, index management, vacuum/analyze, and replication lag (35 tools) with unbypassable audit logging (MCP + CLI), budget/runaway guards, dry-run, and undo/rollback.
joelgombin/andre-mcp
French election results from 1999 to 2026 at polling-station level (55 elections), cross-referenced with INSEE socio-demographic data, elected representatives and official administrative boundaries. Electoral maps, vote-reserve analysis, cross-election panels and read-only SQL over DuckDB. Hosted, no auth, no install: `https://mcp.andre.vote/mcp`, also listed as a [hosted connector on Glama](https
adityarya24/astro-skill
Open-source Vedic astrology engine and stdio MCP server — deterministic kundali, Vimshottari dasha (maha/antar/pratyantar), panchang, gochar + Sade Sati, ashtakavarga, guna milan, divisional charts, and 12-page Hindi janma patrika PDFs. Bundled Swiss Ephemeris, SQLite client storage, no API key.
spranab/saga-mcp
A Jira-like project tracker for AI agents with full hierarchy (Projects > Epics > Tasks > Subtasks), task dependencies with auto-block/unblock, threaded comments, reusable templates, activity logging, and a natural language dashboard. SQLite-backed, 31 tools.
ailenshen/apple-notes-mcp
Read and write Apple Notes with bidirectional Markdown conversion. Fast SQLite queries for listing/searching, AppleScript + native import for full CRUD. Supports stdio and Streamable HTTP transports.
ugurcl/dbridge-mcp
Query SQLite, PostgreSQL, and MySQL in plain language — read-only by design, with column hiding/masking, row caps, per-query timeouts, cost-based rejection, and rate limiting.
tomohiro-owada/devrag
Lightweight local RAG MCP server for semantic vector search over markdown documents. Reduces token consumption by 40x with sqlite-vec and multilingual-e5-small embeddings. Supports filtered search by directory and filename patterns.
ErebusEnigma/context-memory
Persistent, searchable context storage across Claude Code sessions using SQLite FTS5. Save sessions with AI-generated summaries, two-tier full-text search, checkpoint recovery, and a web dashboard.
mahAnuj/mcp-multi-db
One MCP server for PostgreSQL, MySQL, and SQLite. Unified read-only tools (`list_databases`, `list_tables`, `describe_table`, `run_query`) across all three engines with two-layer read-only enforcement (SQL-text guard + DB-level read-only transactions). Install: `npx -y mcp-multi-db`.
modelcontextprotocol/server-postgres
PostgreSQL database integration with schema inspection and query capabilities
bluetieroperations-create/blackwall-mcp
Pre-action risk gate for AI agents. One `forecast` tool the agent calls before any irreversible action (send money, run SQL, delete data); returns a risk score (0–100), reversibility class, named red flags from 28 failure modes, and a gate: proceed / confirm / human-required.
Thezenmonster/agentmem
Governed memory for coding agents with trust lifecycle (hypothesis → active → validated → deprecated), conflict detection, staleness tracking, and health scoring. SQLite + FTS5, zero infrastructure. `pip install quilmem[mcp]`
sanyambassi/thales-cdsp-cakm-mcp-server
MCP server for Thales CDSP CAKM integration, enabling secure key management, cryptographic operations, and compliance monitoring through AI assistants for Ms SQL and Oracle Databases.
ShipItAndPray/mcp-memory
Smart memory with exponential decay. Memories strengthen on access and fade when unused — solving the Karpathy problem of unbounded context growth. 7 tools, SQLite-based, zero dependencies.
jovezhong/mcp-timeplus
MCP server for Apache Kafka and Timeplus. Able to list Kafka topics, poll Kafka messages, save Kafka data locally and query streaming data with SQL via Timeplus
timmx7/acheron-mcp-server
Cross-surface persistent memory for Claude. Bridges context between Claude Chat, Code, and Cowork via local SQLite with full-text search. Save decisions, preferences, and insights in one surface, retrieve them in any other.
Cartisien/engram-mcp
Persistent semantic memory for AI agents. SQLite-backed, local-first, zero config. Semantic search via Ollama embeddings (nomic-embed-text) with keyword fallback. remember, recall, history, forget, and stats tools. Works with Claude Desktop, Cursor, and any MCP client.
pfillion42/memviz
Visual explorer for [MCP Memory Service](https://github.com/doobidoo/mcp-memory-service) SQLite-vec databases. Browse, search, filter, edit memories with dashboard, timeline, UMAP projection, semantic clustering, duplicate detection, and association graph.
esp4ce/infra-mcp
Read-only MCP server for on-prem Linux VMs and PostgreSQL over SSH. Check service health (systemd/journald), retrieve bounded logs, inspect DB state, and explore table schemas — without terminal access. Allowlist-gated, append-only audit log. `pip install infra-mcp`.
akramIOT/MCP_AI_SOC_Sher
MCP Server to do dynamic AI SOC Security Threat analysis for a Text2SQL AI Agent.
yashshingvi/databricks-genie-MCP
A server that connects to the Databricks Genie API, allowing LLMs to ask natural language questions, run SQL queries, and interact with Databricks conversational agents.
nckhemanth0/subscription-tracker-mcp
MCP server for intelligent subscription management with Gmail + MySQL integration.
bart6114/my-bear-mcp-server
Allows to read notes and tags for the Bear Note taking app, through a direct integration with Bear's sqlitedb.