muMLE

Tiny (meta-)modeling framework.

Features:

mostly textual concrete syntax
meta-modeling & constraint writing
conformance checking
model transformation primitives (match and rewrite)
rule-based model transformation
examples included:
- Class Diagrams (self-conforming)
- Causal Block Diagrams language
- Petri Net language

Dependencies

Python 3.?
Python libraries:
- Lark (for textual parsing)
- Jinja2 (not a hard requirement, only for model-to-text transformation)