diff --git a/Makefile b/Makefile
index d934435..ea5f65e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,12 +1,23 @@
 CONVERTER = python3 src/converter.py
+BLOCKLISTS = seo-nonsense reflink-spam satire mirror
+TARGET_FORMATS = adguard ublacklist
 
-dist/seo-nonsense/adguard.txt:: src/seo-source.json
-	$(CONVERTER) --inputfile src/seo-source.json --targetformat adguard --outputfile dist/seo-nonsense/adguard.txt
+TARGETS = $(foreach blocklist, $(BLOCKLISTS), $(foreach targetformat, $(TARGET_FORMATS), dist/$(blocklist)/$(targetformat).txt))
 
-build: dist/seo-nonsense/adguard.txt
+build: $(TARGETS)
 
+dist/%/adguard.txt: src/%-source.json
+	mkdir -p dist/$*
+	$(CONVERTER) --inputfile src/$*-source.json --targetformat adguard --outputfile $@
+
+dist/%/ublacklist.txt: src/%-source.json
+	mkdir -p dist/$*
+	$(CONVERTER) --inputfile src/$*-source.json --targetformat ublacklist --outputfile $@
 
 clean:
 	rm -rf dist/*
 
 all: build
+
+.PHONY: build clean all
+
diff --git a/dist/mirror/adguard.txt b/dist/mirror/adguard.txt
new file mode 100644
index 0000000..9079baf
--- /dev/null
+++ b/dist/mirror/adguard.txt
@@ -0,0 +1,2 @@
+! Blocking list automatically generated at 2025-05-25 19:55:20 UTC+0000
+! Created with ❤️ by internet-czas-dzialac.pl
\ No newline at end of file
diff --git a/dist/mirror/ublacklist.txt b/dist/mirror/ublacklist.txt
new file mode 100644
index 0000000..486173d
--- /dev/null
+++ b/dist/mirror/ublacklist.txt
@@ -0,0 +1,2 @@
+# Blocking list automatically generated at 2025-05-25 19:55:20 UTC+0000
+# Created with ❤️ by internet-czas-dzialac.pl
\ No newline at end of file
diff --git a/dist/reflink-spam/adguard.txt b/dist/reflink-spam/adguard.txt
new file mode 100644
index 0000000..797a4dc
--- /dev/null
+++ b/dist/reflink-spam/adguard.txt
@@ -0,0 +1,2 @@
+! Blocking list automatically generated at 2025-05-25 19:55:22 UTC+0000
+! Created with ❤️ by internet-czas-dzialac.pl
\ No newline at end of file
diff --git a/dist/reflink-spam/ublacklist.txt b/dist/reflink-spam/ublacklist.txt
new file mode 100644
index 0000000..7cc2bcf
--- /dev/null
+++ b/dist/reflink-spam/ublacklist.txt
@@ -0,0 +1,2 @@
+# Blocking list automatically generated at 2025-05-25 19:55:22 UTC+0000
+# Created with ❤️ by internet-czas-dzialac.pl
\ No newline at end of file
diff --git a/dist/satire/adguard.txt b/dist/satire/adguard.txt
new file mode 100644
index 0000000..157c4c5
--- /dev/null
+++ b/dist/satire/adguard.txt
@@ -0,0 +1,2 @@
+! Blocking list automatically generated at 2025-05-25 19:55:24 UTC+0000
+! Created with ❤️ by internet-czas-dzialac.pl
\ No newline at end of file
diff --git a/dist/satire/ublacklist.txt b/dist/satire/ublacklist.txt
new file mode 100644
index 0000000..a35e5e0
--- /dev/null
+++ b/dist/satire/ublacklist.txt
@@ -0,0 +1,2 @@
+# Blocking list automatically generated at 2025-05-25 19:55:24 UTC+0000
+# Created with ❤️ by internet-czas-dzialac.pl
\ No newline at end of file
diff --git a/src/converter.py b/src/converter.py
index e10fb0c..b45b673 100644
--- a/src/converter.py
+++ b/src/converter.py
@@ -52,7 +52,7 @@ def parse_arguments() -> argparse.Namespace:
         "--targetformat",
         required=True,
         metavar="TARGET_FORMAT",
-        help="Target output format (e.g., adguard)",
+        help="Target output format (supported formats: adguard, ublacklist)",
     )
     parser.add_argument(
         "--outputfile",
@@ -76,6 +76,8 @@ def convert(data: dict, last_modified: datetime, target_format: str) -> str:
     match target_format:
         case "adguard":
             return adguard_conversion(last_modified, data)
+        case "ublacklist":
+            return ublacklist_conversion(last_modified, data)
         case _:
             raise UnsupportedTargetFormatError
 
@@ -97,6 +99,23 @@ def adguard_conversion(last_modified: datetime, data: dict) -> list[str]:
     return "\n".join(output)
 
 
+def ublacklist_conversion(last_modified: datetime, data: dict) -> list[str]:
+    header_lines: list[str] = [
+        f"# Blocking list automatically generated at {last_modified.strftime('%Y-%m-%d %H:%M:%S %Z%z')}",
+        "# Created with ❤️ by internet-czas-dzialac.pl",
+    ]
+
+    output: list[str] = list(header_lines)
+
+    for entry in data["domains"]:
+        fqdn = entry["fqdn"]
+        if entry.get("exclude", False):
+            continue
+        output.append(f"*://*.{fqdn}/*")
+
+    return "\n".join(output)
+
+
 def dump_output(data: str, output_file: str) -> None:
     try:
         directory = os.path.dirname(output_file)
diff --git a/src/mirror-source.json b/src/mirror-source.json
new file mode 100644
index 0000000..1240f0f
--- /dev/null
+++ b/src/mirror-source.json
@@ -0,0 +1,3 @@
+{
+    "domains": []
+}
\ No newline at end of file
diff --git a/src/reflink-spam-source.json b/src/reflink-spam-source.json
new file mode 100644
index 0000000..1240f0f
--- /dev/null
+++ b/src/reflink-spam-source.json
@@ -0,0 +1,3 @@
+{
+    "domains": []
+}
\ No newline at end of file
diff --git a/src/satire-source.json b/src/satire-source.json
new file mode 100644
index 0000000..1240f0f
--- /dev/null
+++ b/src/satire-source.json
@@ -0,0 +1,3 @@
+{
+    "domains": []
+}
\ No newline at end of file
diff --git a/src/seo-source.json b/src/seo-nonsense-source.json
similarity index 100%
rename from src/seo-source.json
rename to src/seo-nonsense-source.json