> ## Documentation Index
> Fetch the complete documentation index at: https://docs.aseeflow.org/llms.txt
> Use this file to discover all available pages before exploring further.

# DMN 1.3 Reference

Decision Model and Notation (DMN) is a standard for Business Decision Management.

Currently the ASEE Flow DMN engine *partially* supports DMN 1.3, including Decision Tables, Decision Literal Expressions, Decision Requirements Graphs and the Friendly Enough Expression Language (FEEL).

* [**Decision Table**](/reference/dmn/decision-table) — Model decision logic as a table.
* [**Decision Literal Expression**](/reference/dmn/decision-literal-expression) — A single FEEL expression as a decision.
* [**Decision Requirements Graph**](/reference/dmn/drg) — Connect decisions into a requirements graph.
* [**FEEL**](/reference/dmn/feel) — The Friendly Enough Expression Language.
* [**Extension Reference**](/reference/dmn/custom-extensions) — ASEE Flow's DMN extension attributes.