Claude Code
Add the marketplace. Install a plugin.
claude plugin marketplace add \
jtsternberg/claude-plugins
claude plugin install git-tree@jtsternbergJTSTERNBERG / OPEN SOURCE TOOLKIT
Claude Code
& Codex plugins.
A curated collection of skills, hooks, and automation
for the way you work with coding agents.
MIT LICENSE
BUILT TO BE SHARED
01 / QUICK START
Pick your harness.
Check compatibilityCodex
Add the marketplace. Install a plugin.
codex plugin marketplace add \
jtsternberg/claude-plugins
codex plugin add codex@jtsternbergAvailability differs by harness. The support matrix is the complete inventory.
02 / PLUGIN HIGHLIGHTS
Small tools. Useful workflows.
View support matrixhotline
Call another agent workspace. Keep the context.
Collaborationgit-tree
Create Git worktrees with symlinked dependencies.
Developmentcmux-cli
Drive your terminal workspaces, panes, and tabs.
Terminalpr-workflow
Review, address comments, and keep PRs moving.
Code reviewobsidian-cli
Work with your Obsidian vault from the terminal.
Knowledge