diff --git a/cmd/plc-activity/main.go b/cmd/plc-activity/main.go
new file mode 100644
index 0000000..b4a38c1
--- /dev/null
+++ b/cmd/plc-activity/main.go
@@ -0,0 +1,102 @@
+package main
+
+import (
+	"context"
+	"encoding/json"
+	"io"
+	"log"
+	"net/http"
+	"strings"
+	"time"
+
+	"github.com/bluesky-social/indigo/atproto/syntax"
+	"github.com/redis/go-redis/v9"
+)
+
+const PlcExportUrl = `https://plc.directory/export`
+const PlcOpsCountKey = `dev.edavis.muninsky.plc_ops`
+
+func main() {
+	ctx := context.Background()
+	client := http.DefaultClient
+
+	rdb := redis.NewClient(&redis.Options{
+		Addr:     "localhost:6379",
+		Password: "",
+		DB:       0,
+	})
+
+	req, err := http.NewRequestWithContext(ctx, "GET", PlcExportUrl, nil)
+	if err != nil {
+		panic(err)
+	}
+
+	var lastCursor string
+	var cursor string
+	cursor = syntax.DatetimeNow().String()
+
+	q := req.URL.Query()
+	q.Add("count", "1000")
+	req.URL.RawQuery = q.Encode()
+
+	for {
+		q := req.URL.Query()
+		if cursor != "" {
+			q.Set("after", cursor)
+		}
+		req.URL.RawQuery = q.Encode()
+
+		log.Printf("requesting %s\n", req.URL.String())
+		resp, err := client.Do(req)
+		if err != nil {
+			log.Printf("error doing PLC request: %v\n", err)
+		}
+		if resp.StatusCode != http.StatusOK {
+			log.Printf("PLC request failed status=%d\n", resp.StatusCode)
+		}
+
+		respBytes, err := io.ReadAll(resp.Body)
+		if err != nil {
+			log.Printf("error reading response body: %v\n", err)
+		}
+
+		lines := strings.Split(string(respBytes), "\n")
+		if len(lines) == 0 || (len(lines) == 1 && len(lines[0]) == 0) {
+			time.Sleep(5 * time.Second)
+			continue
+		}
+
+		var opCount int64
+		for _, l := range lines {
+			if len(l) < 2 {
+				break
+			}
+
+			var op map[string]interface{}
+			err = json.Unmarshal([]byte(l), &op)
+			if err != nil {
+				log.Printf("error decoding JSON: %v\n", err)
+			}
+
+			var ok bool
+			cursor, ok = op["createdAt"].(string)
+			if !ok {
+				log.Printf("missing createdAt")
+			}
+
+			if cursor == lastCursor {
+				continue
+			}
+
+			opCount += 1
+			lastCursor = cursor
+		}
+
+		log.Printf("fetched %d operations", opCount)
+		if _, err := rdb.IncrBy(ctx, PlcOpsCountKey, opCount).Result(); err != nil {
+			log.Printf("error incrementing op count in redis: %v\n", err)
+		}
+
+		time.Sleep(5 * time.Second)
+	}
+}