The community of AI builders in France
Not more information. The right information, and people who build next to you.
Joined by 1,200 builders in France
Vetted ideas, case studies and courses that get to the point.
A strategy wizard, AI agents and Charpente to go from problem to proof of concept.
Masterminds, rooms by topic and a feed where everyone shows what they shipped.
02Features
Three modes, one path. Find what to build, build it, and never do it alone.
214 vetted ideas with the market, the competitors and a value score already done. Skip the guessing and start from something worth building.
Browse the ideasDevis artisans en 2 min
Building trades · 640k in France
Relance de loyers impayés
Private landlords · 3.4M
Assistant CSE
SMEs 50–250 · 42k
Founders who shipped tell the idea, the offer, the traffic and the one decision that made it work. Numbers included.
Read the case studies
Léa M.Facturio« Invoicing for French sole traders, built with Claude Code. The decision that changed everything: sell yearly, not monthly. »
Short, practical trainings: the modern MBA, funnels, Claude Code. Watch a lesson, then go ship.
See the coursesThe modern builder’s MBA
Hugo D. · 6 h
Shipping with Claude Code
Kliment D. · 4 h 30
Your first MCP agent
Mike T. · 5 h
Pick an idea, click once, and get a full strategy you can edit: problem, offer, channel, funnel and MVP.
Build my strategyConnect the Chantier MCP once and run them inside Claude or Cursor. Each one says when to use it and gives you the exact prompt.
See the agentsAsk in the room that fits: Claude Code, VAT and payments, GTM, company setup. The answers come from builders who hit the same wall last month.
Ask my first questionNadia K. 09:14
Stripe Tax handles OSS for you if you sell in the EU. Took me 20 minutes to switch on.
Thomas B. 09:21
Silly question: VAT on a SaaS sold to a German consumer, 19% or 20%?
Nadia K. 09:22
19%, the customer’s country. OSS redistributes it.
03The shipping feed
Léa M.Invoicing for French sole traders, built with Claude Code. 41 paying customers, VAT handled.
Karim B.Customer follow-up agent for tradespeople. Launched on Product Hunt, first partnership with a chamber of trades.
Sophie R.POC generated with Charpente, sold to a town hall in ten days. The code went to production this Monday.
04Courses
Pick a problem, check the market, set a price: the basics, without the jargon.
Hugo D. · 6 hFree
From empty repo to product online: structure, tests, deployment, with Claude Code at the keyboard.
Kliment D. · 4 h 30€149
A useful agent, connected to your tools, in one day: protocol, tools, guardrails.
Mike T. · 5 h€14905The Pod
One video episode a week. The numbers, the timeline, what went wrong.
Latest episode ·
06The community
« I shipped my first paid product in six weeks. Not thanks to one more course: thanks to the people shipping next to me. »
Inès R.Founder, Lyon« The Claude Code room alone is worth the subscription. Precise answers, in French, the same day. »
Yanis M.Developer, Nantes« The case studies show the real numbers. That is rare, and it changes decisions. »
Claire D.Product manager, ParisOnce a week: the shipping updates, one idea, one course. No spam.
