d/d
didof.dev Senior Fullstack Engineer 2026

Francesco
Di Donato

Francesco Di Donato
Portrait / Francesco Italy
Gallery 01 / Petri dish

I'm Francesco Di Donato, a senior fullstack engineer who writes, ships tools, and keeps a small corner of the web for the work that matters.

I build web systems, native utilities, tools, and writing from the same habit: make the useful thing clear, then remove the rest.

Place
  • Italy
  • Germany
  • Worldwide
Mode Full stack engineer
Material Writing / tools / products
01 X 02 Instagram 03 TikTok 04 YouTube 05 GitHub 06 LinkedIn
Sunset City - voxel parkour city, my entry for the 2026 Vibejam
Gallery 02 / Playable art 2026

Sunset City

Free browser voxel parkour in a golden-hour port city: climb rooftops, vault alleys, ride ziplines, and sneak or fight toward the Dark Tower.

Play in browser
The word Flow submerged in an agitated teal fluid simulation
Made with a tool

TypeMatter Flow

Fluid typography shaped into a poster, then opened back into the studio that made it.

Open the tool
01 / Writing

Blog

Read Archive
Expo vs Capacitor: Performance, SEO, and Native UX (2026)
Latest didof.dev

Expo vs Capacitor: Performance, SEO, and Native UX (2026)

Expo vs Capacitor compared across 7 factors: mobile performance, web SEO, native APIs, code sharing, Solito, releases and migration cost for your app.

Read article
02
Sparse Attention Guide: What Should an LLM Ignore?
didof.dev 03
Auto Captions Without Uploading Video: Mac Guide
Velocaption 04
Face-Aware Portrait Crop for Vertical Video
Velocaption 05
Remove Silence from Video Automatically: Guide
Velocaption
02 / Product

Velocaption

Visit website
The product with its own gravity

Local Mac video editing: captions, silence removal, portrait crops.

Open Velocaption
Status
Released
Type
mac-app
Surface
macOS app
Proof
Real interface
Velocaption macOS app interface
03 / Archive

Projects.

01
LinkPreview AI

Open Graph previews, metadata parsing, and link cards treated as infrastructure.

Type
web-app
Status
Released
 02
Speech Studio AI

Speech tooling parked until the native workflow earns a sharper reason to exist.

Type
mac-app
Status
Coming Soon
 03
EasyPageGo

A website builder that was too clever for its own good.

Type
Web App
Status
Lessons Learned
 04
ISEMAILOK

An email validation API that nobody asked for.

Type
API Service
Status
Lessons Learned
04 / Tools

Tools

All Tools
01 / Local

didof.dev

03 selected

  1. 01 Earth Radius from a Photo
  2. 02 CSV Table Cleaner
  3. 03 Conway's Game of Life
02 / Product

Velocaption

03 selected

  1. 04 Video Trimmer
  2. 05 Video Compressor
  3. 06 Video Converter
03 / Utility

LinkPreview

03 selected

  1. 07 Free Carousel Editor
  2. 08 WhatsApp Link Generator
  3. 09 Background Remover
05 / Routes

Notes from
the
workshop.

A few places where I publish, test ideas, and keep the conversation going.

01 Newsletter The High-Signal Dev

Curated tech findings and dev explorations. Zero fluff.

 02 Latest writing Expo vs Capacitor: Performance, SEO, and Native UX (2026)

Expo vs Capacitor compared across 7 factors: mobile performance, web SEO, native APIs, code sharing, Solito, releases and migration cost for your app.

 03 Code GitHub

Source, experiments, and public workbench material.

 04 Product Velocaption

Local Mac video editing: captions, silence removal, portrait crops.