diff --git a/README.md b/README.md
index 5a921aff6..022dcd187 100755
--- a/README.md
+++ b/README.md
@@ -89,18 +89,20 @@ Fast index for Wikis:
 
 * Overview? ([CN](https://github.com/ossrs/srs/wiki/v4_CN_Home), [EN](https://github.com/ossrs/srs/wiki/v4_EN_Home))
 * How to deliver RTMP streaming?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleRTMP), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleRTMP))
+* How to deliver WebRTC streaming? ([CN](https://github.com/ossrs/srs/wiki/v4_CN_WebRTC), [EN](https://github.com/ossrs/srs/wiki/v4_EN_WebRTC))
+* How to covert RTMP to HTTP-FLV streaming?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleHttpFlv), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleHttpFlv))
+* How to covert RTMP to HLS streaming?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleHLS), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleHLS))
+* How to deliver low-latency streaming?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleRealtime), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleRealtime))
 * How to build RTMP Edge-Cluster?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleRTMPCluster), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleRTMPCluster))
 * How to build RTMP Origin-Cluster?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleOriginCluster), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleOriginCluster))
-* How to deliver HTTP-FLV streaming?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleHttpFlv), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleHttpFlv))
-* How to deliver HLS streaming?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleHLS), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleHLS))
-* How to deliver low-latency streaming?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleRealtime), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleRealtime))
-* How to use WebRTC? ([CN](https://github.com/ossrs/srs/wiki/v4_CN_WebRTC), [EN](https://github.com/ossrs/srs/wiki/v4_EN_WebRTC))
+* How to build HLS Edge-Cluster?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleHlsCluster), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleHlsCluster))
 
 Other important wiki:
 
-* Usage: How to delivery DASH(Experimental)?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleDASH), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleDASH))
+* Usage: How to deliver DASH(Experimental)?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleDASH), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleDASH))
 * Usage: How to transode RTMP stream by FFMPEG?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleFFMPEG), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleFFMPEG))
-* Usage: How to delivery HTTP FLV Live Streaming Cluster?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleHttpFlvCluster), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleHttpFlvCluster))
+* Usage: How to deliver HTTP FLV Live Streaming Cluster?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleHttpFlvCluster), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleHttpFlvCluster))
+* Usage: How to deliver HLS by NGINX Cluster?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleHlsCluster), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleHlsCluster))
 * Usage: How to ingest file/stream/device to RTMP?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleIngest), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleIngest))
 * Usage: How to forward stream to other servers?([CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleForward), [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleForward))
 * Usage: How to improve edge performance for multiple CPUs? ([CN](https://github.com/ossrs/srs/wiki/v4_CN_REUSEPORT), [EN](https://github.com/ossrs/srs/wiki/v4_EN_REUSEPORT))
diff --git a/trunk/conf/hls.edge.conf b/trunk/conf/hls.edge.conf
new file mode 100644
index 000000000..84e1dc5bc
--- /dev/null
+++ b/trunk/conf/hls.edge.conf
@@ -0,0 +1,37 @@
+
+worker_processes  3;
+events {
+    worker_connections  10240;
+}
+
+http {
+    # For Proxy Cache.
+    proxy_cache_path  /tmp/nginx-cache levels=1:2 keys_zone=srs_cache:8m max_size=1000m inactive=600m;
+    proxy_temp_path /tmp/nginx-cache/tmp; 
+
+    server {
+        listen       8081;
+        # For Proxy Cache.
+        proxy_cache_valid  404      10s;
+        proxy_cache_lock on;
+        proxy_cache_lock_age 300s;
+        proxy_cache_lock_timeout 300s;
+        proxy_cache_min_uses 1;
+
+        location ~ /.+/.*\.(m3u8)$ {
+            proxy_pass http://127.0.0.1:8080$request_uri;
+            # For Proxy Cache.
+            proxy_cache srs_cache;
+            proxy_cache_key $scheme$proxy_host$uri$args;
+            proxy_cache_valid  200 302  10s;
+        }
+        location ~ /.+/.*\.(ts)$ {
+            proxy_pass http://127.0.0.1:8080$request_uri;
+            # For Proxy Cache.
+            proxy_cache srs_cache;
+            proxy_cache_key $scheme$proxy_host$uri;
+            proxy_cache_valid  200 302  60m;
+        }
+    }
+}
+
diff --git a/trunk/conf/hls.origin.conf b/trunk/conf/hls.origin.conf
new file mode 100644
index 000000000..5eaab957b
--- /dev/null
+++ b/trunk/conf/hls.origin.conf
@@ -0,0 +1,15 @@
+
+listen              1935;
+max_connections     1000;
+daemon              off;
+srs_log_tank        console;
+http_server {
+    enabled         on;
+    listen          8080;
+}
+vhost __defaultVhost__ {
+    hls {
+        enabled         on;
+    }
+}
+
diff --git a/trunk/doc/CHANGELOG.md b/trunk/doc/CHANGELOG.md
index bfaa89442..7eb1f55b2 100644
--- a/trunk/doc/CHANGELOG.md
+++ b/trunk/doc/CHANGELOG.md
@@ -8,6 +8,7 @@ The changelog for SRS.
 
 ## SRS 5.0 Changelog
 
+* v5.0, 2022-04-04, Support NGINX HLS Cluster, see [CN](https://github.com/ossrs/srs/wiki/v4_CN_SampleHlsCluster) or [EN](https://github.com/ossrs/srs/wiki/v4_EN_SampleHlsCluster). v5.0.28
 * v5.0, 2022-03-30, Support DigitalOcean [Droplet SRS 1-Click](https://cloud.digitalocean.com/droplets/new?appId=104916642&size=s-1vcpu-1gb&region=sgp1&image=ossrs-srs&type=applications). v5.0.27
 * v5.0, 2022-03-12, Merge [#2943](https://github.com/ossrs/srs/pull/2943): SRT: Fix typo in libsrt build options. v5.0.26
 * v5.0, 2022-03-09, Merge SRS 4.0 for bugfix. v5.0.25
diff --git a/trunk/src/core/srs_core_version5.hpp b/trunk/src/core/srs_core_version5.hpp
index e78f720f5..d25598115 100644
--- a/trunk/src/core/srs_core_version5.hpp
+++ b/trunk/src/core/srs_core_version5.hpp
@@ -9,6 +9,6 @@
 
 #define VERSION_MAJOR       5
 #define VERSION_MINOR       0
-#define VERSION_REVISION    27
+#define VERSION_REVISION    28
 
 #endif