Alternatives to Knowledge Graph RDBMS
A label property graph on SQLite/Postgres with multi-ontology routing and a gated MCP server.
Knowledge Graph RDBMS is tagged Database, DevTools. The servers below cover similar ground, ranked by how many tags they share with it, then by GitHub stars.
GoSQLX
by ajitpratap0
SQL validation, formatting, parsing, metadata extraction, linting, and security analysis.
https://mcp.gosqlx.dev/mcpa2db
by io.github.agentic-eng
Safe, read-only database access for AI agents. 5 databases, batch queries, SQLGlot.
uvx a2db@0.2.1acmi-mcp
by io.github.madezmedia
Persistent agent memory via ACMI — Profile/Signals/Timeline. 16 tools on Upstash Redis.
npx -y @madezmedia/acmi-mcp@1.4.0agent-team
by io.github.RichardLemmon
13 specialized AI agents collaborating via SQLite. 44 MCP tools. One-command install.
npx -y agent-team-mcp@1.5.1agentRamen
by io.github.palrajjp
Local-first codebase intelligence for coding agents: indexes code and Git history into SQLite.
uvx agentramen@0.2.5AgentSQL
by io.github.cuipengdba
Guard AI agents' PostgreSQL/MySQL access via MCP: SQL audit, auth, masking, write approval
https://demo.agentsql.cn/mcpAgnes
by io.github.keboola
Governed access to your company's data and memory: catalog, schema, SQL and skills.
https://{instance_host}/api/mcp/httpAi Incident Db
by io.github.pipeworx-io
AI Incident Database (AIID) MCP
npx -y @pipeworx/mcp-ai-incident-db@0.2.1aifordatabase-mcp
by io.github.dann26parr69
Query any database in plain English or SQL through a guardrailed, read-only data layer.
npx -y aifordatabase-mcp@0.1.2ainative-postgres-mcp
by io.github.AINative-Studio
Zero-config Postgres MCP with auto-provisioning — drop-in for server-postgres.
npx -y ainative-postgres-mcp@1.0.1Airtable
by io.github.domdomegg
Read and write access to Airtable database schemas, tables, and records.
npx -y airtable-mcp-server@1.14.0AlphaFold Sovereign MCP
by io.github.smaniches
MCP server for AlphaFold and 8 other biomedical data sources with a local SQLite knowledge graph
uvx alphafold-sovereign-mcp@1.5.9