diff --git a/Makefile b/Makefile
index b6497bbe..2bee340d 100644
--- a/Makefile
+++ b/Makefile
@@ -4,6 +4,8 @@ MAKEFLAGS += --warn-undefined-variables
 MAKEFLAGS += --no-builtin-rules
 
 PROJECT = tildefriends
+VERSION_NUMBER := 0.0.8
+VERSION_NAME := The secret ingredient is love.
 BUILD_DIR ?= out
 BUILD_TYPES := debug release windebug winrelease androiddebug androidrelease androiddebug-x86_64 androidrelease-x86_64
 UNAME_M := $(shell uname -m)
@@ -432,6 +434,10 @@ endef
 
 $(foreach build_type,$(BUILD_TYPES),$(eval $(call build_rules,$(build_type))))
 
+src/version.h : $(firstword $(MAKEFILE_LIST))
+	@echo [version] $@
+	@echo "#define VERSION_NUMBER \"$(VERSION_NUMBER)\"\n#define VERSION_NAME \"$(VERSION_NAME)\"\n" > $@
+
 # Android support.
 out/res/layout_activity_main.xml.flat: src/android/res/layout/activity_main.xml
 	@mkdir -p $(dir $@)
diff --git a/core/client.js b/core/client.js
index 003b4c6f..c3da6b3c 100644
--- a/core/client.js
+++ b/core/client.js
@@ -52,6 +52,8 @@ class TfNavigationElement extends LitElement {
 			show_permissions: {type: Boolean},
 			status: {type: Object},
 			spark_lines: {type: Object},
+			version: {type: Object},
+			show_version: {type: Boolean},
 		};
 	}
 
@@ -128,7 +130,8 @@ class TfNavigationElement extends LitElement {
 				${k_global_style}
 			</style>
 			<div style="margin: 4px; display: flex; flex-direction: row; flex-wrap: nowrap; gap: 3px">
-				<span>😎</span>
+				<span style="cursor: pointer" @click=${() => this.show_version = !this.show_version}>😎</span>
+				<span ?hidden=${!this.show_version} style="flex: 0 0; white-space: nowrap" title=${this.version?.name}>${this.version?.number}</span>
 				<a accesskey="h" data-tip="Open home app." href="/" style="color: #fff; white-space: nowrap">TF</a>
 				<a accesskey="a" data-tip="Open apps list." href="/~core/apps/">apps</a>
 				<a accesskey="e" data-tip="Toggle the app editor." href="#" @click=${this.toggle_edit}>edit</a>
@@ -768,6 +771,7 @@ function _receive_websocket_message(message) {
 		if (window.location.hash) {
 			send({event: "hashChange", hash: window.location.hash});
 		}
+		document.getElementsByTagName('tf-navigation')[0].version = message.version;
 		send({action: 'enableStats', enabled: true});
 	} else if (message && message.action == "ping") {
 		send({action: "pong"});
diff --git a/core/core.js b/core/core.js
index fa743424..9129d374 100644
--- a/core/core.js
+++ b/core/core.js
@@ -456,7 +456,7 @@ async function getProcessBlob(blobId, key, options) {
 			}
 			broadcastEvent('onSessionBegin', [getUser(process, process)]);
 			if (process.app) {
-				process.app.send({action: "ready"});
+				process.app.send({action: "ready", version: version()});
 				process.sendPermissions();
 			}
 			await process.task.execute({name: appSourceName, source: appSource});
diff --git a/src/task.c b/src/task.c
index eff51dd8..0f3b6cb3 100644
--- a/src/task.c
+++ b/src/task.c
@@ -14,6 +14,7 @@
 #include "tlscontext.js.h"
 #include "trace.h"
 #include "util.js.h"
+#include "version.h"
 
 #include "backtrace.h"
 #include "quickjs.h"
@@ -35,8 +36,6 @@
 #define _countof(a) ((int)(sizeof((a)) / sizeof(*(a))))
 #endif
 
-static const char* k_version = "1.0";
-
 static JSClassID _import_class_id;
 static int _count;
 
@@ -675,9 +674,11 @@ static JSValue _tf_task_version(JSContext* context, JSValueConst this_val, int a
 {
 	tf_task_t* task = JS_GetContextOpaque(context);
 	tf_trace_begin(task->_trace, __func__);
-	JSValue result = JS_NewString(task->_context, k_version);
+	JSValue version = JS_NewObject(context);
+	JS_SetPropertyStr(context, version, "number", JS_NewString(context, VERSION_NUMBER));
+	JS_SetPropertyStr(context, version, "name", JS_NewString(context, VERSION_NAME));
 	tf_trace_end(task->_trace);
-	return result;
+	return version;
 }
 
 exportid_t tf_task_export_function(tf_task_t* task, tf_taskstub_t* to, JSValue function)
diff --git a/src/version.h b/src/version.h
new file mode 100644
index 00000000..8690f9f8
--- /dev/null
+++ b/src/version.h
@@ -0,0 +1,3 @@
+#define VERSION_NUMBER "0.0.8"
+#define VERSION_NAME "The secret ingredient is love."
+
diff --git a/tools/release.sh b/tools/release.sh
index 46939212..c148b0f9 100755
--- a/tools/release.sh
+++ b/tools/release.sh
@@ -1,10 +1,10 @@
 #!/bin/bash
 
-VERSION=$1
-NICKNAME=$2
-rm -rfv tildefriends-$VERSION
-svn export . tildefriends-$VERSION
-echo "tildefriends-$VERSION: $NICKNAME" > tildefriends-$VERSION/VERSION
+VERSION_NUMBER=`sed -n -e 's/^VERSION_NUMBER := //p' Makefile`
+VERSION_NAME=`sed -n -e 's/^VERSION_NAME := //p' Makefile`
+rm -rfv tildefriends-$VERSION_NUMBER
+svn export . tildefriends-$VERSION_NUMBER
+echo "tildefriends-$VERSION_NUMBER: $VERSION_NAME" > tildefriends-$VERSION_NUMBER/VERSION
 tar \
 	--exclude=deps/libbacktrace/Isaac.Newton-Opticks.txt \
 	--exclude=deps/libsodium/builds \
@@ -17,5 +17,5 @@ tar \
 	--exclude=deps/sqlite/shell.c \
 	--exclude=deps/zlib/contrib/vstudio \
 	--exclude=deps/zlib/doc \
-	-caf tildefriends-$VERSION.tar.xz tildefriends-$VERSION
-rm -rfv tildefriends-$VERSION
+	-caf tildefriends-$VERSION_NUMBER.tar.xz tildefriends-$VERSION_NUMBER
+rm -rfv tildefriends-$VERSION_NUMBER