@duchan

The DX we wanted for tapflow setup: a host-ready Mac in one command

1d ago · 5 min read · tapflow streams iOS simulators and Android emulators into a browser, so a whole team can test an app without installing anything. The simulators run on a Mac that hosts the tapflow agent, and that Mac

We switched simulator streaming to H.264 and it felt worse. Here's how we fixed the latency.

Jun 10 · 8 min read · In an earlier post I described how tapflow streams iOS simulators to the browser: pull frames off the simulator's IOSurface, JPEG-encode them on the Mac, push them over WebSocket at ~30fps. JPEG has o

Giving an LLM Eyes and Hands on a Mobile Simulator

May 31 · 7 min read · Mobile QA has a scaling problem. Unit tests and API tests run in CI automatically. But the thing that actually matters to most users — does tapping this button do the right thing, does this screen loo

tapflow v0.3.x: Deeplinks, Keyboard Shortcuts, Screenshot API, and an Experimental MCP Server

May 29 · 5 min read · tapflow started as a simple idea: stream iOS simulators and Android emulators to the browser so anyone on the team can do mobile QA without touching Xcode or Android Studio. v0.2.x got the core workin

Your whole team can now run mobile QA from the browser. Here's how we built it.

May 28 · 5 min read · If you work on a mobile product, you've probably seen this. Physical devices are never enough. Covering every OS version is even harder — iOS doesn't support downgrading, so maintaining a range of ver