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§ 014 entries

Projects

Things I've built or am building. Unfinished or private work is stamped as such.

  1. P–01

    Lubiao — habit calendar (opens in a new tab)路标

    In progress

    An iOS habit and task app that reads your Dida365 (TickTick CN) data. The habit calendar is already live on the web.

    Platform
    iOS · Web
    Note
    iOS app in progress · source private
    Link
    habit calendar ↗
  2. P–02

    Ultra Block — support & privacy (opens in a new tab)

    A focus app for iPhone that blocks the apps and sites you choose, on-device with Screen Time — no account, no ads, no tracking.

    Platform
    iOS 17+
    Note
    Passcode recovery via a friend's offline key
    Link
    support & privacy ↗
  3. P–03

    Pandid Workbench — pandid on GitHub (opens in a new tab)

    In progress

    A product and engineering workbench built around pandid, an open-source Python package for process flow diagrams and mass & energy balances.

    Platform
    Python
    Note
    Workbench in progress
    Link
    pandid on GitHub ↗
  4. P–04

    Atomic Understanding原子理解

    Private

    An education and product experiment: learning one small, well-understood idea at a time.

    Platform
    Education
    Note
    Experiment · not public yet
    Link
    not public yet

Open source

all repos ↗
§ 020 entries · slot open

Writing

Build-in-public notes on how things get made. Nothing is listed until it's published.

Drafting · 0 published

Build in Public notes

Short write-ups on what I learn shipping Lubiao, Ultra Block, and agent-driven build loops — the decisions, the dead ends, and the code behind them.
§ 030 entries · slot open

Talks

Talks, decks and recordings.

No talks yet · invitations open

Happy to give the first one

I'd like to talk about building real products with coding agents: what to hand off, what to keep, and how to review the result. Meetups, podcasts, or team sessions — in Shanghai or online.
§ 040 entries · slot open

Courses

Things I teach, once they exist.

Planned · nothing published

No courses yet

I'm working out how I like to teach through Atomic Understanding — one small, well-understood idea at a time. Courses will be listed here once they actually exist.