Yuzushi Plugins — Development skill for Claude Code

Yuzushi Plugins

Plugins for Claude Code and Codex.

session-handoff

Create handoffs and continue work in a fresh session. It also supports migrating active sessions between Claude Code and Codex.

Repository: https://github.com/yuzushi-dev/session-handoff

Install with npx

npx session-handoff@latest setup

Install as a plugin

Claude Code:

/plugin marketplace add yuzushi-dev/yuzushi-plugins
/plugin install session-handoff@yuzushi

Codex:

codex plugin marketplace add yuzushi-dev/yuzushi-plugins
codex plugin add session-handoff@yuzushi

Sando

Sando bounds repeated and oversized tool output locally in Claude Code and Codex. It provides host-specific hooks and MCP surfaces, provider accounting, paired control/treatment measurements, and sandboxed execution on Codex. It makes no LLM calls.

The Claude Code and Codex manifests expose different host wiring. See the [Sando README](https://github.com/yuzushi-dev/Sando#readme) for the public surfaces and limitations.

Repository: https://github.com/yuzushi-dev/Sando

Install as a plugin

Claude Code:

/plugin marketplace add yuzushi-dev/yuzushi-plugins
/plugin install sando@yuzushi

Codex:

codex plugin marketplace add yuzushi-dev/yuzushi-plugins

Then open `/plugins`, select `sando`, and install/enable it.