Harvest is an agent skill from zapier/connectors, published by the product's own GitHub organization. Agent-callable Harvest tools — track time (log hours, start/stop timers), and manage the projects, clients, contacts, and tasks time is logged against, plus read invoices and account settings. Use when the user wants to log or edit time, manage Harvest projects/clients/tasks, or check what was billed — even if they don't name Harvest explicitly.
Its SKILL.md is about 5k tokens, which your agent loads only when the skill is triggered. The skill folder holds 86 other files, including scripts and reference files (for example `.claude-plugin/plugin.json`, `.mcp.json` and `CHANGELOG.md`). Compatibility notes: Run npm install --omit=dev in this directory, then node cli.js. The TypeScript source needs Node.js 22.18+; on older Node, run cli.js for build-it-yourself /…
It sits in Productivity & Automation, covering Forms and invoices and Time tracking and reporting. The repository describes itself as: Connect your agent to the apps you already use - with or without Zapier.