- Compile a resulting set of environment variables from a hierarchical list of `<name>.env` files.
- Dependencies can form a tree or DAG (directed acyclic graph).
- Smart environment selection via builtin FZF (fuzzy find).
- Side-by-side edit of trees for easy comparison.
- [direnv](https://direnv.net/) integration
- [JetBrains](https://www.jetbrains.com/) integration via [EnvFile](https://plugins.jetbrains.com/plugin/7861-envfile) plugin.