diff --git a/gherken.scm b/gherken.scm
index d65557a..2ba63f0 100644
--- a/gherken.scm
+++ b/gherken.scm
@@ -8,6 +8,7 @@
           utf8
           (chicken irregex)
           (chicken port)
+          (chicken file)
           shell
           medea
           srfi-1
@@ -16,7 +17,7 @@
           srfi-123
           srfi-152
           srfi-197)
-  (export given)
+  (export given run-features)
   (begin
     (define lang-registry (make-hash-table))
 
@@ -24,4 +25,25 @@
       (syntax-rules ()
         ((given picklex args ...)
          (hash-table-set! lang-registry picklex (lambda args ...)))))
+
+    (define (run-pickle data tags)
+      #t)
+
+    (define (run-feature filename tags)
+      (let ((pickles (chain (capture ("./gherkinexe" "--no-ast" "--no-source" filename))
+                            (string-trim-both _)
+                            (string-split _ "\n")
+                            (string-join _ ", ")
+                            (list "[" _ "]")
+                            (string-concatenate _)
+                            (with-input-from-string _ read-json))))
+        (map
+         (lambda (x) (run-pickle x tags))
+         pickles)))
+
+    (define (run-features dir #!rest tags)
+      (let ((featurefiles (find-files dir test: '(: (* any) ".feature"))))
+        (map
+         (lambda (x) (run-feature x tags))
+         featurefiles)))
     ))