---
title: "Concepts and Glossary"
description: "TL;DR: This collection explains Ballet terminology and core concepts — agents, skills, tools, collections, and the full glossary. Use it when you encounter unfamiliar terms in the Studio or help articles."
canonical_url: "https://docs.ballet.dev/articles/concepts-and-glossary-gWhtOz5bBC"
md_url: "https://docs.ballet.dev/articles/concepts-and-glossary-gWhtOz5bBC.md"
---
# Concepts and Glossary

**TL;DR:** This collection explains Ballet terminology and core concepts — agents, skills, tools, collections, and the full glossary. Use it when you encounter unfamiliar terms in the Studio or help articles.

## Who this is for

All Ballet users.

## Articles in this collection

| Topic | Article |
|---|---|
| Full glossary | [Ballet glossary](/articles/ballet-glossary-uLRIjERYoU) |
| AI assistants | [What are Agents?](/articles/what-are-agents-OKFRlcHoGP) |
| Instructions | [What are Skills?](/articles/what-are-skills-opWWDU5VJU) |
| Functions | [What are Tools and the playground?](/articles/what-are-tools-and-the-playground-Q55151jeTs) |
| Organization | [How do Collections and Git sync work?](/articles/how-do-collections-and-git-sync-work-xHKiq1WpQR) |

## Related articles

- [What is Ballet?](/articles/what-is-ballet-cXWofkU91c)
- [What is a playbook?](/articles/what-is-a-playbook-3lHOpTgJUy)