Open-source starter demos for HarnessRouter: run agent harnesses such as Codex and Claude Code as your product backend through one API.
Skill Claude CodeCodex
How to build a working dashboard — the exact dashboard.json contract, how to explore a schema and test SQL before it becomes a panel, which chart answers which question, and how to lay panels out so the important number is where the eye lands. Use for EVERY dashboard request, before writing anything.
Skill Claude CodeCodex
How to build a working sheet — the exact sheet.json contract, and how to design columns as a left-to-right pipeline where an agent column runs another agent once per row. Use for EVERY sheet request, before writing anything.
Skill Claude CodeCodex
How to plan and design presentation decks — content architecture first, then a deliberate style system, then slide-by-slide craft. Use for EVERY deck request, before touching any slide tool.
Skill Claude CodeCodex
How to make a film that holds together — the submit-and-poll loop, the storyboard you agree before spending anything, how a character stays the same person across shots, what each capability can and cannot do today, and how the timeline becomes one exported video. Use for EVERY video request, before generating…
Skill Claude CodeCodex
Calibrate another harness's configuration against its declared objective, one change per version, validated by that harness's own model. Use when asked to improve a harness, raise its pass rate, or find out why it fails.
Skill Claude CodeCodex
How to interview someone about the teammate they want and hand back the profile the workplace installs, the two JSON shapes and the rules for every field.
Skill Claude CodeCodex
How a teammate behaves in the workplace chat — direct messages that remember the person, groups where you answer only when it is your turn, [skip], @mentions, and files as artifacts.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: