sqlsimtools 1.0.0

sqlsimtools 1.0.0

The first release of sqlsimtools: tools for SQL workload engineering on SQL Server 2019, 2022, and 2025, Azure SQL Database, Azure SQL Managed Instance, and SQL database in Microsoft Fabric. Build a repeatable workload, run it under controlled concurrency, measure it, and compare runs, four ways:

• sqlsim Studio: a local browser app to configure, run, monitor, replay, and compare workloads
• sqlsim: a native command-line tool built on Microsoft ODBC Driver 18
• sqlpysim: a Python command-line tool built on mssql-python (Public Preview)
• AI agents: skills, Agent Plugins, and the Workload Builder agent for GitHub Copilot and other agents

Which download?

You want	Download
Everything: sqlsim Studio plus both command-line tools, Windows x64	sqlsimtools-1.0.0-win-x64.zip
The native command-line tool	sqlsim-1.0.0-win-x64.zip, sqlsim-1.0.0-win-arm64.zip, or sqlsim-1.0.0-linux-x64.tar.gz
The Python command-line tool, Windows or Ubuntu	sqlpysim-1.0.0-src.zip

On Windows, unblock the ZIP before you extract it. The tools are not code signed: right-click the ZIP, choose Properties, select Unblock, and click OK.

Start with Get Started, INSTALL.md, and the FAQ. Known issues are listed in RELEASE-NOTES.md.

Preview status

Tool	Public Preview	Private Preview (invitation only)
sqlsim	Windows x64, Windows ARM64, Ubuntu 24.04/26.04 x64	macOS ARM64
sqlpysim	Windows x64, Windows ARM64 (Python 3.11+), Ubuntu 24.04/26.04 x64	macOS ARM64
sqlsim Studio	Windows x64	Ubuntu x64, Windows ARM64, macOS ARM64

To test a Private Preview platform, open a Private Preview access request.

Validated client drivers

Tool	Driver	Validated version
sqlsim, Windows	Microsoft ODBC Driver 18 for SQL Server	18.7.1.1
sqlsim, Ubuntu	Microsoft ODBC Driver 18 for SQL Server	18.7.1.1
sqlpysim	mssql-python	1.15.0
sqlsim Studio Query Store collection	Microsoft.Data.SqlClient	7.1.0

Newer 18.x ODBC and 1.x mssql-python releases are supported on a best-effort basis until validated. See DRIVER-COMPATIBILITY.md.

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sqlsimtools is open source under the MIT license. It is not an official Microsoft product and is not covered by Microsoft commercial support; see SUPPORT.md.