We build AI-native software for everyday decisions.
rxlab is a one-person studio shipping small, useful products — daily games, civic tools, and decision systems — with real engineering behind them, not demos.
founded by Ryan Xu · ryanxu.dev
01
Products
Quirky
quirky.gg
A network of daily browser games and quizzes. Trilingual, no backend, made to be shared.
live
MapleBenefits
getmaplebenefits.ca
Find the Canadian benefits you're owed. Free, private, and trilingual.
live
AI Radar
from AI Learning Inbox
Turns the AI firehose into a weekly "what actually mattered" digest — cited, hype-checked, actionable.
in progress
Vancouver Bus Map
vanbus.ryanxu.dev
Real-time Metro Vancouver transit, engineered to run inside a tight API budget.
live
formfill
fillpdf.ryanxu.dev
Fill any flat PDF form in your browser. Nothing leaves your device.
relaunching
LedgerLine
RegTech
Explainable, tiered KYC/KYB screening — evidence-first, for regulated workflows.
case study
Also in the family: Personality (personality.ryanxu.dev), Neon Keep (neon-keep.ryanxu.dev), Courtly (courtly.ryanxu.dev). Private tooling — finance research, Flywheel — stays behind the lab.
02
How it's organized
Products
Their own name, domain, and audience.
Quirky · MapleBenefits
Lab apps
Smaller, live on ryanxu.dev subdomains — one family.
Personality · Neon Keep · Courtly · Vancouver Bus Map · formfill
Private tools
Internal systems, never public.
AI Learning Inbox · finance research · Flywheel · LedgerLine
03
What rxlab is about
Ship small and real over big and impressive. Put the AI where it earns its place — evidence over hype, citations over confidence, evals over vibes. Build things that move people, money, and information forward.