execution-plan

A cross platform way to express data transformation, relational algebra, standardized record expression and plans.

Free, open-source SQL Server execution plan analyzer — cross-platform GUI + CLI with 30 analysis rules, missing index detection, SSMS extension. Built-in MCP server for AI-assisted plan review.

a PowerShell-based tool that outputs SQL Server health and performance diagnostics data to either Excel or HTML, and saves execution plans and deadlock graphs as .sqlplan and .xdl files.

Find what's slowing your database down: a free desktop app, CLI and MCP server for SQL Server, PostgreSQL, YugabyteDB, TimescaleDB, MySQL, MariaDB and SQLite performance (slow queries, execution plans, indexes, blocking, deadlocks).

A cross-platform database client and administration tool for SQL and NoSQL databases, featuring interactive ERD visualizers, visual execution plans, database profiling, schema comparison, and a local AI query generator.

A professional SQL project demonstrating how to optimize query performance using single and composite database indexes, and analyzing query execution plans using the EXPLAIN statement.

Read-only-by-default MCP server for one or many SQL Servers: schema discovery, SELECT-only queries, execution-plan analysis, opt-in writes.

Graphical UI to render DataFusion physical plans as Excalidraw-style trees

Library to convert indented DataFusion physical plans into JSON for visualization as Excalidraw-style trees

Fast, native, free SQL IDE written in C. Query editor, result grid, execution plans, table designer, reports and an AI assistant that asks before sharing anything. SQLite, PostgreSQL, Oracle, MySQL, MariaDB and SQL Server. macOS, Linux and Windows.

One MCP server for every SQL Server you administer — grouped connections, execution plans, index audits, stored-procedure analysis

为 DBX 提供 SQL 执行计划解析、性能诊断与 Plan Diff 能力。

Compact SQL Server Showplan XML into token-efficient Markdown or JSON for AI coding agents.

Read-only MCP server over JDBC: schema metadata, SELECT execution, execution plans, statistics and index analysis for PostgreSQL, Oracle, SQL Server, Firebird, SQLite and generic JDBC. Java 21, stdio.

SQL: Query optimization

SQL performance optimizer and execution plan visualizer built with Nuxt 3. Audit, refactor, and speed up database queries offline or with Gemini & OpenAI.

An interactive SQL query planning, cost analysis, indexing, and performance education laboratory.

PostgreSQL DBA dashboard, query analyzer and diagnostics platform with execution plans, live session monitoring, maintenance and backups.

Read-only-by-default MCP server for one or many ClickHouse clusters: schema discovery, SELECT-only queries, EXPLAIN analysis, opt-in writes.

Interactive visualizer for Oracle execution plans — DBMS_XPLAN, SQL Monitor (text/XML/ACTIVE), V$SQL_PLAN JSON/CSV. Tree, flame, Sankey, advisor, plan compare. Runs entirely in your browser.