Behind the product

Engineering at CobraHQ.

Practical lessons and open source tools from building football software for web and mobile.

Open source

Sharing mobile simulators between AI coding agents

Git worktrees separate your code. Your emulators and simulators still need an owner. Here is the small, local tool we built to keep mobile development sessions apart.

Read the article

One shared registry · separate device leases

Worktree A

feature/session-plan

Android emulator A

Leased to worktree A

Worktree B

fix/attendance

Android emulator B

Leased to worktree B

The same device stays selected through commands, captures and manual testing, while the lease remains valid.