I build websites, apps and other things that looked easier before I started them.
Founder @ Kore84 · Co-founder @ Kore Agency · Indie Developer · Builder of questionable things
Production is where hope goes to get tested.
Self-taught developer from Italy, currently based in France.
I build things for clients, for myself, and sometimes because at 1:43 AM I decide the existing solution is unacceptable and must be replaced by a more complicated one.
- Build first, overthink later
- Prefer real products over fake hype
- Strong opinions, loosely held
- Too many tabs open
- Too many side projects started with “this will be quick”
My French web studio.
I build websites, redesign old ones, improve local SEO, create custom tools, and occasionally rescue businesses from websites that look like they were assembled during a power outage.
- Website creation
- Website redesign
- Local SEO
- Custom business tools
- Troubleshooting
- Straightforward websites that do their job
Make it clear.
Make it fast.
Make it useful.
Make it look expensive.
Open Safari.
Suffer.
Fix.
Agency I co-founded in Italy.
We work on websites, digital products, branding, SEO and custom solutions for businesses that need something better than the classic:
logo left · menu right · stock photo of two people pretending to enjoy a meeting
I built KatanOS, a local-first productivity desktop app.
- ✅ Real
- ✅ Built
- ✅ Shipped
- ✅ Maintained
- ✅ Used by humans
⚠️ Occasionally dramatic
- Web apps
- Desktop apps
- Mobile apps
- Business tools
- Agency websites
- Side projects with suspicious time estimates
Brain RAM: 94%
Open tabs: too many
Current mission: build useful things
Side projects: under control (false)
Bug count: politically sensitive
Coffee: mandatory
- Personal: katania.me
- Kore84: kore84.fr
- Kore Agency: koreagency.it
- Discord:
@katania91
If my work helped you, saved you time, or made you think “this idiot actually built it”:
Most repositories started as a small idea.
This was the first mistake.



