diff --git a/src/reports/mod.rs b/src/reports/mod.rs
new file mode 100644
index 0000000..24e32ea
--- /dev/null
+++ b/src/reports/mod.rs
@@ -0,0 +1 @@
+pub mod parameters;
diff --git a/src/reports/parameters.rs b/src/reports/parameters.rs
new file mode 100644
index 0000000..5bc3d3c
--- /dev/null
+++ b/src/reports/parameters.rs
@@ -0,0 +1,34 @@
+use std::path::PathBuf;
+
+use serde::{Deserialize, Serialize};
+
+use crate::tracer::TracerReport;
+
+#[derive(Serialize, Deserialize)]
+pub struct ParametersReport {
+    pub files: Vec<ParametersReportFile>,
+}
+
+#[derive(Serialize, Deserialize)]
+pub struct ParametersReportFile {
+    source_name: PathBuf,
+    used_names: Vec<PathBuf>,
+}
+
+pub fn run(report: &TracerReport) -> anyhow::Result<ParametersReport> {
+    Ok(ParametersReport {
+        files: report
+            .files
+            .files
+            .iter()
+            .filter_map(|rf| {
+                (!rf.input_names.is_empty() && !rf.output_names.is_empty()).then(|| {
+                    ParametersReportFile {
+                        source_name: rf.input_names.iter().next().cloned().unwrap(),
+                        used_names: rf.output_names.iter().cloned().collect(),
+                    }
+                })
+            })
+            .collect(),
+    })
+}