Apps
iPhone and iPad apps, shipped and in progress.
CookieCaddie Available
Draw or trace a shape on your iPad, and get back a real 3D-printable cookie cutter as an STL. See cookie cutter examples below.
cookiecaddie.bonadonna.net →
MAHJ Open beta
A tableside guide to American Mah Jongg. Keep your rack in the app and it ranks the hands on the card by how close you are, names the tiles you still need, and flags the hands that have gone dead.
mahj.bonadonna.net →
Threaddit In progress
A needlepoint stash tracker for Mac, iPhone and iPad — what you own by colour, manufacturer, product line and dye lot, so you stop rebuying the skein that's already in the box.
threaddit.bonadonna.net →
Reston Trails In progress
Most trail apps track the route you took. This one tracks coverage of a network: all 76.5 miles of Reston pathway, and which bits are still left.
trails.bonadonna.net →
Chesterfield In progress
A household media tracker — TV, film, books and games in one place, with real posters and metadata pulled in automatically instead of typed by hand.
chesterfield.bonadonna.net →3D Modeling
Things I've modeled and shared, free to download and print.
My designs
Everything I've published on MakerWorld.
makerworld.com/@chadbonadonna →Mah Jongg Rack Free
Travel racks that split in half with magnets, with pusher bars that attach the same way — and a lip along the front so tiles stop ending up on the floor.
Download →R2 Cookie Cutter Free
A cookie cutter for everyone's favourite astromech. Free to download, print and bake.
Designed in CookieCaddie
Download →
Homelab
Tools I built to answer my own questions, like what groceries actually cost.
Wegmans Price Tracker Source
Pulls my grocery receipt history into a local database and charts it — spending over time, price history per item, and what grocery inflation actually looks like on the things I buy.
github.com →Something for the birds In progress
A feeder that knows who's stopping by. More once it's out of the workshop.
Family Archive
Digitizing and cataloguing our family photos and home video.
Family Photo Sorter In progress
A swipe-based app the whole family can use to date and place scanned photos — tap through a stack, and it writes the date and location straight into each file's metadata.
Film & negatives
Boxes of negatives, slides and prints, scanned at a resolution worth keeping and matched back to who and when.
Tape & VHS
Camcorder tapes and VHS captured before the tape binder gives out, which it is quietly doing to all of them right now.
Things I Like
Recommendations, across more categories than is strictly reasonable.
Software & tech
Tailscale
Zero-config private network that connects your devices wherever they are.
Bambu Lab P2S
Fast, multi-colour 3D printer that's close to plug-and-play.
Home Assistant
Open-source home automation that keeps control local.
Proxmox VE
Open-source virtualization platform for VMs and containers.
UniFi
Ubiquiti's networking gear, all managed from one interface.
Immich
Self-hosted photo and video library: a Google Photos you run yourself.
Autodesk Fusion
CAD for 3D modeling, free for personal use.
Kitchen & recipes
- MÄNNKITCHEN Pepper Cannon A pepper mill that grinds fast, and anywhere from fine to coarse.
- Anova Precision Cooker Sous vide: clip it to a pot and cook to an exact temperature.
- Pasta with Lentils A recipe from Not Another Cooking Show.
- AnyList Shared grocery lists and recipes for the whole household.
- The Defined Dish cookbooks Alex Snodgrass's books, including Dinner Tonight and The Comfortable Kitchen.
Restaurants
- Gymkhana Classic Indian cuisine. Several locations; the original is in London.
- Tiki Thai Southern Thai food and tiki cocktails, next to Reston Town Center.
- Pino's Sandwiches Family-run salumeria in Florence, known for its schiacciata.