New · Windows
Snipou
Screenshots that explain.
- One hotkey: a region, a window, or just the table inside it.
- Numbered steps, arrows and blur, then paste anywhere.
- Whiteboards with sixteen themes, clean or hand-drawn.
Independent data consultant
Arnaud Gastelblum
Data Architect, Microsoft Fabric & Power BI
I turn business questions into Kimball data models, then build them in SQL on Microsoft Fabric. I deliver Power BI semantic models and coach teams on modelling, SQL and DAX.
Belgium · Hybrid in the Brussels area
18 yearson the Microsoft data platform
Across sectorsLottery, automotive, financial regulation, insurance and retail
On the Microsoft StoreSnipou, a free Windows app I built
Power BI & Fabric
How I build semantic models in Fabric, DAX included.
22 articlesSQL Server
The T-SQL, SSIS and SSAS I use on projects.
8 articlesAI
How I work with coding agents day to day.
3 articles 6 tools built with AIObsidian
How I keep my notes and tasks in Obsidian.
4 articlesLatest articles
- Snipou, a free screenshot and whiteboard app for Windows Tools
Capture a piece of your screen, annotate it, explain a whole process on a whiteboard. Free, light, portable, and nothing leaves your PC.
- Right-click, draw down, open anything in Obsidian Obsidian
A mouse gesture that opens a small launcher in Obsidian. Open a note, pick a tab, start a task or a brainstorm, in one move.
- Fabric Source Atlas: which tables feed your semantic models? Fabric
Three PowerShell scripts that list every SQL table, view, file and model your Power BI / Fabric semantic models read, in Excel and in an offline web page.
- Two AI developers and me: how I build with Claude Code and Codex AI
One Claude Code conversation that hands work to Claude subagents and to OpenAI's Codex, has each one review the other, and spreads the usage over two subscriptions.
- Snailkit, the Obsidian plugin I built for my own notes Obsidian
A free Obsidian plugin that catches your ideas, gathers your tasks in one list and gives your notes a home. Turn on only what you need.
- Let the AI test what it builds: give it hands and eyes AI
AI writes code faster than you can test it. Close the loop: let it run a copy of your app, click through it, take screenshots and measure, before you look.
- dbt Formatter, a small VS Code extension for dbt models Tools
A free VS Code extension that formats dbt SQL models the dbt way and takes care of a few other chores (schema yml, doc() checks, lineage, compiled SQL). One right-click menu, nothing to configure.
- Claude Code YOLO Mode on Windows: Skip Permissions Safely with Docker AI
How to run Claude Code with --dangerously-skip-permissions on Windows, inside a Docker container, with a simple 'yolo' PowerShell alias.