diff --git a/Cargo.lock b/Cargo.lock
index 9a39f219..56e1d381 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1025,7 +1025,7 @@ checksum = "335ff9f135e4384c8150d6f27c6daed433577f86b4750418338c01a1a2528592"
 dependencies = [
  "cfg-if",
  "libc",
- "wasi 0.11.0+wasi-snapshot-preview1",
+ "wasi 0.11.1+wasi-snapshot-preview1",
 ]
 
 [[package]]
@@ -1470,7 +1470,7 @@ checksum = "78bed444cc8a2160f01cbcf811ef18cac863ad68ae8ca62092e8db51d51c761c"
 dependencies = [
  "libc",
  "log",
- "wasi 0.11.0+wasi-snapshot-preview1",
+ "wasi 0.11.1+wasi-snapshot-preview1",
  "windows-sys 0.59.0",
 ]
 
@@ -2992,9 +2992,9 @@ dependencies = [
 
 [[package]]
 name = "wasi"
-version = "0.11.0+wasi-snapshot-preview1"
+version = "0.11.1+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
+checksum = "ccf3ec651a847eb01de73ccad15eb7d99f80485de043efb2f370cd654f4ea44b"
 
 [[package]]
 name = "wasi"
@@ -3318,9 +3318,9 @@ checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
 
 [[package]]
 name = "winnow"
-version = "0.7.10"
+version = "0.7.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c06928c8748d81b05c9be96aad92e1b6ff01833332f281e8cfca3be4b35fc9ec"
+checksum = "74c7b26e3480b707944fc872477815d29a8e429d2f93a1ce000f5fa84a15cbcd"
 dependencies = [
  "memchr",
 ]
diff --git a/yazi-core/src/mgr/commands/update_mimes.rs b/yazi-core/src/mgr/commands/update_mimes.rs
index c10f6cb9..256d9249 100644
--- a/yazi-core/src/mgr/commands/update_mimes.rs
+++ b/yazi-core/src/mgr/commands/update_mimes.rs
@@ -7,7 +7,7 @@ use yazi_shared::{event::CmdCow, url::Url};
 use crate::{mgr::{LINKED, Mgr}, tasks::Tasks};
 
 pub struct Opt {
-	updates: HashMap<Cow<'static, str>, String>,
+	updates: HashMap<Cow<'static, str>, Cow<'static, str>>,
 }
 
 impl TryFrom<CmdCow> for Opt {
@@ -28,13 +28,13 @@ impl Mgr {
 		let updates = opt
 			.updates
 			.into_iter()
-			.map(|(url, mime)| (Url::from(url.into_owned()), mime))
+			.map(|(url, mime)| (Url::from(url.as_ref()), mime))
 			.filter(|(url, mime)| self.mimetype.by_url(url) != Some(mime))
 			.fold(HashMap::new(), |mut map, (u, m)| {
 				for u in linked.from_file(&u) {
-					map.insert(u, m.clone());
+					map.insert(u, m.to_string());
 				}
-				map.insert(u, m);
+				map.insert(u, m.into_owned());
 				map
 			});
 
diff --git a/yazi-core/src/notify/commands/push.rs b/yazi-core/src/notify/commands/push.rs
index 73e535ff..3fe2c232 100644
--- a/yazi-core/src/notify/commands/push.rs
+++ b/yazi-core/src/notify/commands/push.rs
@@ -14,7 +14,7 @@ impl Notify {
 
 		if self.messages.iter().all(|m| m != &msg) {
 			self.messages.push(msg);
-			emit!(Call(Cmd::args("app:update_notify", &[0])));
+			emit!(Call(Cmd::args("app:update_notify", [0])));
 		}
 	}
 }
diff --git a/yazi-core/src/notify/commands/tick.rs b/yazi-core/src/notify/commands/tick.rs
index c9ba8021..5646de3f 100644
--- a/yazi-core/src/notify/commands/tick.rs
+++ b/yazi-core/src/notify/commands/tick.rs
@@ -69,7 +69,7 @@ impl Notify {
 
 		self.tick_handle = Some(tokio::spawn(async move {
 			tokio::time::sleep(interval).await;
-			emit!(Call(Cmd::args("app:update_notify", &[interval.as_secs_f64()])));
+			emit!(Call(Cmd::args("app:update_notify", [interval.as_secs_f64()])));
 		}));
 	}
 }
diff --git a/yazi-core/src/tab/commands/filter.rs b/yazi-core/src/tab/commands/filter.rs
index 8682b14a..d5af509a 100644
--- a/yazi-core/src/tab/commands/filter.rs
+++ b/yazi-core/src/tab/commands/filter.rs
@@ -41,10 +41,10 @@ impl Tab {
 				let (Ok(s) | Err(InputError::Typed(s))) = result else { continue };
 
 				emit!(Call(
-					Cmd::args("mgr:filter_do", &[s])
-						.with_bool("smart", opt.case == FilterCase::Smart)
-						.with_bool("insensitive", opt.case == FilterCase::Insensitive)
-						.with_bool("done", done)
+					Cmd::args("mgr:filter_do", [s])
+						.with("smart", opt.case == FilterCase::Smart)
+						.with("insensitive", opt.case == FilterCase::Insensitive)
+						.with("done", done)
 				));
 			}
 		});
diff --git a/yazi-core/src/tab/commands/find.rs b/yazi-core/src/tab/commands/find.rs
index 5fc235bb..6537730f 100644
--- a/yazi-core/src/tab/commands/find.rs
+++ b/yazi-core/src/tab/commands/find.rs
@@ -33,10 +33,10 @@ impl Tab {
 
 			while let Some(Ok(s)) | Some(Err(InputError::Typed(s))) = rx.next().await {
 				emit!(Call(
-					Cmd::args("mgr:find_do", &[s])
-						.with_bool("previous", opt.prev)
-						.with_bool("smart", opt.case == FilterCase::Smart)
-						.with_bool("insensitive", opt.case == FilterCase::Insensitive)
+					Cmd::args("mgr:find_do", [s])
+						.with("previous", opt.prev)
+						.with("smart", opt.case == FilterCase::Smart)
+						.with("insensitive", opt.case == FilterCase::Insensitive)
 				));
 			}
 		});
diff --git a/yazi-core/src/tab/commands/search.rs b/yazi-core/src/tab/commands/search.rs
index febbc4d2..fcb28852 100644
--- a/yazi-core/src/tab/commands/search.rs
+++ b/yazi-core/src/tab/commands/search.rs
@@ -20,7 +20,8 @@ impl Tab {
 			handle.abort();
 		}
 
-		let mut input = InputProxy::show(InputCfg::search(opt.via.as_ref()).with_value(&*opt.subject));
+		let mut input =
+			InputProxy::show(InputCfg::search(opt.via.into_str()).with_value(&*opt.subject));
 		tokio::spawn(async move {
 			if let Some(Ok(subject)) = input.recv().await {
 				opt.subject = Cow::Owned(subject);
diff --git a/yazi-dds/src/sendable.rs b/yazi-dds/src/sendable.rs
index c3518feb..3ff207a3 100644
--- a/yazi-dds/src/sendable.rs
+++ b/yazi-dds/src/sendable.rs
@@ -15,7 +15,7 @@ impl Sendable {
 			Value::Number(n) => Data::Number(n),
 			Value::String(b) => {
 				if let Ok(s) = b.to_str() {
-					Data::String(s.to_owned())
+					Data::String(s.to_owned().into())
 				} else {
 					Data::Bytes(b.as_bytes().to_owned())
 				}
@@ -99,7 +99,7 @@ impl Sendable {
 			Data::Boolean(b) => Value::Boolean(*b),
 			Data::Integer(i) => Value::Integer(*i),
 			Data::Number(n) => Value::Number(*n),
-			Data::String(s) => Value::String(lua.create_string(s)?),
+			Data::String(s) => Value::String(lua.create_string(s.as_ref())?),
 			Data::List(l) => {
 				let mut vec = Vec::with_capacity(l.len());
 				for v in l {
diff --git a/yazi-fm/src/app/app.rs b/yazi-fm/src/app/app.rs
index e97fd239..c9304a31 100644
--- a/yazi-fm/src/app/app.rs
+++ b/yazi-fm/src/app/app.rs
@@ -25,24 +25,19 @@ impl App {
 		app.render();
 
 		let mut events = Vec::with_capacity(50);
+		let (mut timeout, mut last_render) = (None, Instant::now());
 		macro_rules! drain_events {
 			() => {
 				for event in events.drain(..) {
 					app.dispatch(event)?;
-					try_render!();
-				}
-			};
-		}
+					if !NEED_RENDER.load(Ordering::Relaxed) {
+						continue;
+					}
 
-		let (mut timeout, mut last_render) = (None, Instant::now());
-		macro_rules! try_render {
-			() => {
-				if NEED_RENDER.load(Ordering::Relaxed) {
-					if let Some(sub) = Duration::from_millis(10).checked_sub(last_render.elapsed()) {
-						timeout = Some(sleep(sub));
-					} else {
+					timeout = Duration::from_millis(10).checked_sub(last_render.elapsed());
+					if timeout.is_none() {
 						app.render();
-						(timeout, last_render) = (None, Instant::now());
+						last_render = Instant::now();
 					}
 				}
 			};
@@ -51,7 +46,7 @@ impl App {
 		loop {
 			if let Some(t) = timeout.take() {
 				select! {
-					_ = t => {
+					_ = sleep(t) => {
 						app.render();
 						last_render = Instant::now();
 					}
diff --git a/yazi-fm/src/executor.rs b/yazi-fm/src/executor.rs
index 98119342..704f9e48 100644
--- a/yazi-fm/src/executor.rs
+++ b/yazi-fm/src/executor.rs
@@ -141,7 +141,7 @@ impl<'a> Executor<'a> {
 		on!(TABS, switch);
 		on!(TABS, swap);
 
-		match cmd.name.as_str() {
+		match cmd.name.as_ref() {
 			// Help
 			"help" => self.app.cx.help.toggle(Layer::Mgr),
 			// Plugin
@@ -172,7 +172,7 @@ impl<'a> Executor<'a> {
 		on!(open_with);
 		on!(process_exec);
 
-		match cmd.name.as_str() {
+		match cmd.name.as_ref() {
 			// Help
 			"help" => self.app.cx.help.toggle(Layer::Tasks),
 			// Plugin
@@ -195,7 +195,7 @@ impl<'a> Executor<'a> {
 		on!(swipe);
 		on!(copy);
 
-		match cmd.name.as_str() {
+		match cmd.name.as_ref() {
 			// Help
 			"help" => self.app.cx.help.toggle(Layer::Spot),
 			// Plugin
@@ -217,7 +217,7 @@ impl<'a> Executor<'a> {
 		on!(close);
 		on!(arrow);
 
-		match cmd.name.as_str() {
+		match cmd.name.as_ref() {
 			// Help
 			"help" => self.app.cx.help.toggle(Layer::Pick),
 			// Plugin
@@ -241,7 +241,7 @@ impl<'a> Executor<'a> {
 
 		match self.app.cx.input.mode() {
 			InputMode::Normal => {
-				match cmd.name.as_str() {
+				match cmd.name.as_ref() {
 					// Help
 					"help" => return self.app.cx.help.toggle(Layer::Input),
 					// Plugin
@@ -249,7 +249,7 @@ impl<'a> Executor<'a> {
 					_ => {}
 				}
 			}
-			InputMode::Insert => match cmd.name.as_str() {
+			InputMode::Insert => match cmd.name.as_ref() {
 				"complete" if cmd.bool("trigger") => return self.app.cx.cmp.trigger(cmd),
 				_ => {}
 			},
@@ -286,7 +286,7 @@ impl<'a> Executor<'a> {
 		on!(arrow);
 		on!(filter);
 
-		match cmd.name.as_str() {
+		match cmd.name.as_ref() {
 			"close" => self.app.cx.help.toggle(Layer::Help),
 			// Plugin
 			"plugin" => self.app.plugin(cmd),
@@ -308,7 +308,7 @@ impl<'a> Executor<'a> {
 		on!(close);
 		on!(arrow);
 
-		match cmd.name.as_str() {
+		match cmd.name.as_ref() {
 			// Help
 			"help" => self.app.cx.help.toggle(Layer::Cmp),
 			// Plugin
diff --git a/yazi-plugin/src/config/plugin.rs b/yazi-plugin/src/config/plugin.rs
index e0979673..d68901eb 100644
--- a/yazi-plugin/src/config/plugin.rs
+++ b/yazi-plugin/src/config/plugin.rs
@@ -58,7 +58,7 @@ impl Fetcher {
 
 impl UserData for Fetcher {
 	fn add_fields<F: mlua::UserDataFields<Self>>(fields: &mut F) {
-		cached_field!(fields, cmd, |lua, me| lua.create_string(&me.inner.run.name));
+		cached_field!(fields, cmd, |lua, me| lua.create_string(me.inner.run.name.as_ref()));
 	}
 }
 
@@ -75,7 +75,7 @@ impl Spotter {
 
 impl UserData for Spotter {
 	fn add_fields<F: mlua::UserDataFields<Self>>(fields: &mut F) {
-		cached_field!(fields, cmd, |lua, me| lua.create_string(&me.inner.run.name));
+		cached_field!(fields, cmd, |lua, me| lua.create_string(me.inner.run.name.as_ref()));
 	}
 }
 
@@ -92,7 +92,7 @@ impl Preloader {
 
 impl UserData for Preloader {
 	fn add_fields<F: mlua::UserDataFields<Self>>(fields: &mut F) {
-		cached_field!(fields, cmd, |lua, me| lua.create_string(&me.inner.run.name));
+		cached_field!(fields, cmd, |lua, me| lua.create_string(me.inner.run.name.as_ref()));
 	}
 }
 
@@ -109,6 +109,6 @@ impl Previewer {
 
 impl UserData for Previewer {
 	fn add_fields<F: mlua::UserDataFields<Self>>(fields: &mut F) {
-		cached_field!(fields, cmd, |lua, me| lua.create_string(&me.inner.run.name));
+		cached_field!(fields, cmd, |lua, me| lua.create_string(me.inner.run.name.as_ref()));
 	}
 }
diff --git a/yazi-plugin/src/isolate/peek.rs b/yazi-plugin/src/isolate/peek.rs
index 3d9cd4c5..07e732db 100644
--- a/yazi-plugin/src/isolate/peek.rs
+++ b/yazi-plugin/src/isolate/peek.rs
@@ -19,7 +19,7 @@ pub fn peek(
 	skip: usize,
 ) -> Option<CancellationToken> {
 	let ct = CancellationToken::new();
-	if let Some(c) = LOADER.read().get(&cmd.name) {
+	if let Some(c) = LOADER.read().get(cmd.name.as_ref()) {
 		if c.sync_peek {
 			peek_sync(cmd, file, mime, skip);
 		} else {
@@ -59,7 +59,7 @@ fn peek_sync(cmd: &'static Cmd, file: yazi_fs::File, mime: Cow<'static, str>, sk
 		plugin.call_method("peek", job)
 	});
 
-	AppProxy::plugin(PluginOpt::new_callback(&cmd.name, cb));
+	AppProxy::plugin(PluginOpt::new_callback(cmd.name.as_ref(), cb));
 }
 
 fn peek_async(
diff --git a/yazi-plugin/src/isolate/seek.rs b/yazi-plugin/src/isolate/seek.rs
index 464cd34d..de7db600 100644
--- a/yazi-plugin/src/isolate/seek.rs
+++ b/yazi-plugin/src/isolate/seek.rs
@@ -16,5 +16,5 @@ pub fn seek_sync(cmd: &'static Cmd, file: yazi_fs::File, units: i16) {
 		plugin.call_method("seek", job)
 	});
 
-	AppProxy::plugin(PluginOpt::new_callback(&cmd.name, cb));
+	AppProxy::plugin(PluginOpt::new_callback(cmd.name.as_ref(), cb));
 }
diff --git a/yazi-plugin/src/utils/call.rs b/yazi-plugin/src/utils/call.rs
index 54058f98..c80ae4ff 100644
--- a/yazi-plugin/src/utils/call.rs
+++ b/yazi-plugin/src/utils/call.rs
@@ -14,8 +14,8 @@ impl Utils {
 	}
 
 	pub(super) fn emit(lua: &Lua) -> mlua::Result<Function> {
-		lua.create_function(|_, (name, args): (mlua::String, Table)| {
-			let mut cmd = Cmd::new_or(&name.to_str()?, Layer::Mgr)?;
+		lua.create_function(|_, (name, args): (String, Table)| {
+			let mut cmd = Cmd::new_or(name, Layer::Mgr)?;
 			cmd.args = Sendable::table_to_args(args)?;
 			Ok(emit!(Call(cmd)))
 		})
@@ -23,7 +23,11 @@ impl Utils {
 
 	pub(super) fn mgr_emit(lua: &Lua) -> mlua::Result<Function> {
 		lua.create_function(|_, (name, args): (String, Table)| {
-			emit!(Call(Cmd { name, args: Sendable::table_to_args(args)?, layer: Layer::Mgr }));
+			emit!(Call(Cmd {
+				name:  name.into(),
+				args:  Sendable::table_to_args(args)?,
+				layer: Layer::Mgr,
+			}));
 			Ok(())
 		})
 	}
diff --git a/yazi-plugin/src/utils/layer.rs b/yazi-plugin/src/utils/layer.rs
index d886062a..71e4e8cf 100644
--- a/yazi-plugin/src/utils/layer.rs
+++ b/yazi-plugin/src/utils/layer.rs
@@ -21,7 +21,7 @@ impl Utils {
 				let cand = cand?;
 				cands.push(Chord {
 					on:    Self::parse_keys(cand.raw_get("on")?)?,
-					run:   vec![Cmd::args("which:callback", &[i]).with_any("tx", tx.clone())],
+					run:   vec![Cmd::args("which:callback", [i]).with_any("tx", tx.clone())],
 					desc:  cand.raw_get("desc").ok(),
 					r#for: None,
 				});
@@ -31,7 +31,7 @@ impl Utils {
 			emit!(Call(
 				Cmd::new("which:show")
 					.with_any("candidates", cands)
-					.with_bool("silent", t.raw_get("silent").unwrap_or_default())
+					.with("silent", t.raw_get::<bool>("silent").unwrap_or_default())
 			));
 
 			Ok(rx.recv().await.map(|idx| idx + 1))
diff --git a/yazi-proxy/src/cmp.rs b/yazi-proxy/src/cmp.rs
index f33a9b53..53a8d8b1 100644
--- a/yazi-proxy/src/cmp.rs
+++ b/yazi-proxy/src/cmp.rs
@@ -11,6 +11,6 @@ impl CmpProxy {
 
 	#[inline]
 	pub fn trigger(word: &str, ticket: Id) {
-		emit!(Call(Cmd::args("cmp:trigger", &[word]).with("ticket", ticket)));
+		emit!(Call(Cmd::args("cmp:trigger", [word]).with("ticket", ticket)));
 	}
 }
diff --git a/yazi-proxy/src/mgr.rs b/yazi-proxy/src/mgr.rs
index 7f7891da..83ef771b 100644
--- a/yazi-proxy/src/mgr.rs
+++ b/yazi-proxy/src/mgr.rs
@@ -13,7 +13,7 @@ impl MgrProxy {
 
 	#[inline]
 	pub fn peek(force: bool) {
-		emit!(Call(Cmd::new("mgr:peek").with_bool("force", force)));
+		emit!(Call(Cmd::new("mgr:peek").with("force", force)));
 	}
 
 	#[inline]
@@ -34,7 +34,7 @@ impl MgrProxy {
 	#[inline]
 	pub fn remove_do(targets: Vec<Url>, permanently: bool) {
 		emit!(Call(
-			Cmd::new("mgr:remove_do").with_bool("permanently", permanently).with_any("targets", targets)
+			Cmd::new("mgr:remove_do").with("permanently", permanently).with_any("targets", targets)
 		));
 	}
 
@@ -50,6 +50,6 @@ impl MgrProxy {
 
 	#[inline]
 	pub fn update_paged_by(page: usize, only_if: &Url) {
-		emit!(Call(Cmd::args("mgr:update_paged", &[page]).with_any("only-if", only_if.clone())));
+		emit!(Call(Cmd::args("mgr:update_paged", [page]).with_any("only-if", only_if.clone())));
 	}
 }
diff --git a/yazi-proxy/src/options/search.rs b/yazi-proxy/src/options/search.rs
index abbaf1a0..05e11d53 100644
--- a/yazi-proxy/src/options/search.rs
+++ b/yazi-proxy/src/options/search.rs
@@ -33,7 +33,7 @@ impl TryFrom<CmdCow> for SearchOpt {
 }
 
 // Via
-#[derive(PartialEq, Eq)]
+#[derive(Clone, Copy, PartialEq, Eq)]
 pub enum SearchOptVia {
 	Rg,
 	Rga,
@@ -50,8 +50,8 @@ impl From<&str> for SearchOptVia {
 	}
 }
 
-impl AsRef<str> for SearchOptVia {
-	fn as_ref(&self) -> &str {
+impl SearchOptVia {
+	pub fn into_str(self) -> &'static str {
 		match self {
 			Self::Rg => "rg",
 			Self::Rga => "rga",
diff --git a/yazi-proxy/src/tab.rs b/yazi-proxy/src/tab.rs
index e6b448a2..48672ece 100644
--- a/yazi-proxy/src/tab.rs
+++ b/yazi-proxy/src/tab.rs
@@ -1,3 +1,5 @@
+use std::borrow::Cow;
+
 use yazi_macro::emit;
 use yazi_shared::{event::Cmd, url::Url};
 
@@ -8,25 +10,25 @@ pub struct TabProxy;
 impl TabProxy {
 	#[inline]
 	pub fn cd(target: &Url) {
-		emit!(Call(Cmd::args("mgr:cd", &[target])));
+		emit!(Call(Cmd::args("mgr:cd", [target])));
 	}
 
 	#[inline]
 	pub fn reveal(target: &Url) {
-		emit!(Call(Cmd::args("mgr:reveal", &[target]).with("no-dummy", true)));
+		emit!(Call(Cmd::args("mgr:reveal", [target]).with("no-dummy", true)));
 	}
 
 	#[inline]
-	pub fn arrow(step: impl AsRef<str>) {
-		emit!(Call(Cmd::args("mgr:arrow", &[step.as_ref()])));
+	pub fn arrow(step: impl Into<Cow<'static, str>>) {
+		emit!(Call(Cmd::args("mgr:arrow", [step.into()])));
 	}
 
 	#[inline]
 	pub fn search_do(opt: SearchOpt) {
 		emit!(Call(
 			// TODO: use second positional argument instead of `args` parameter
-			Cmd::args("mgr:search_do", &[opt.subject])
-				.with("via", opt.via.as_ref().to_owned())
+			Cmd::args("mgr:search_do", [opt.subject])
+				.with("via", Cow::Borrowed(opt.via.into_str()))
 				.with("args", opt.args_raw.into_owned())
 		));
 	}
diff --git a/yazi-shared/src/event/cmd.rs b/yazi-shared/src/event/cmd.rs
index 9534ee84..9c64aa5c 100644
--- a/yazi-shared/src/event/cmd.rs
+++ b/yazi-shared/src/event/cmd.rs
@@ -1,4 +1,4 @@
-use std::{any::Any, borrow::Cow, collections::HashMap, fmt::{self, Display}, str::FromStr};
+use std::{any::Any, borrow::Cow, collections::HashMap, fmt::{self, Display}, mem, str::FromStr};
 
 use anyhow::{Result, bail};
 use serde::{Deserialize, de};
@@ -8,33 +8,48 @@ use crate::{Layer, url::Url};
 
 #[derive(Debug, Default)]
 pub struct Cmd {
-	pub name:  String,
+	pub name:  Cow<'static, str>,
 	pub args:  HashMap<DataKey, Data>,
 	pub layer: Layer,
 }
 
 impl Cmd {
-	pub fn new(s: &str) -> Self {
-		Self::new_or(s, Default::default())
-			.unwrap_or_else(|_| Self { name: "null".to_owned(), ..Default::default() })
+	pub fn new<N>(name: N) -> Self
+	where
+		N: Into<Cow<'static, str>>,
+	{
+		Self::new_or(name, Default::default())
+			.unwrap_or_else(|_| Self { name: "null".into(), ..Default::default() })
 	}
 
-	pub fn new_or(s: &str, default: Layer) -> Result<Self> {
-		let (layer, name) = match s.split_once(':') {
-			Some((l, n)) => (l.parse()?, n),
-			None => (default, s),
+	pub fn new_or<N>(name: N, default: Layer) -> Result<Self>
+	where
+		N: Into<Cow<'static, str>>,
+	{
+		let cow: Cow<'static, str> = name.into();
+		let (layer, name) = match cow.find(':') {
+			None => (default, cow),
+			Some(i) => (cow[..i].parse()?, match cow {
+				Cow::Borrowed(s) => Cow::Borrowed(&s[i + 1..]),
+				Cow::Owned(mut s) => {
+					s.drain(..i + 1);
+					Cow::Owned(s)
+				}
+			}),
 		};
 
-		Ok(Self { name: name.to_owned(), args: Default::default(), layer })
+		Ok(Self { name, args: Default::default(), layer })
 	}
 
-	pub fn args(name: &str, args: &[impl ToString]) -> Self {
+	pub fn args<N, D, I>(name: N, args: I) -> Self
+	where
+		N: Into<Cow<'static, str>>,
+		D: Into<Data>,
+		I: IntoIterator<Item = D>,
+	{
 		let mut me = Self::new(name);
-		me.args = args
-			.iter()
-			.enumerate()
-			.map(|(i, s)| (DataKey::Integer(i as i64), Data::String(s.to_string())))
-			.collect();
+		me.args =
+			args.into_iter().enumerate().map(|(i, a)| (DataKey::Integer(i as i64), a.into())).collect();
 		me
 	}
 
@@ -59,12 +74,6 @@ impl Cmd {
 		self
 	}
 
-	#[inline]
-	pub fn with_bool(mut self, name: impl Into<DataKey>, state: bool) -> Self {
-		self.args.insert(name.into(), Data::Boolean(state));
-		self
-	}
-
 	#[inline]
 	pub fn with_any(mut self, name: impl Into<DataKey>, data: impl Any + Send + Sync) -> Self {
 		self.args.insert(name.into(), Data::Any(Box::new(data)));
@@ -107,7 +116,7 @@ impl Cmd {
 	}
 
 	#[inline]
-	pub fn take_str(&mut self, name: impl Into<DataKey>) -> Option<String> {
+	pub fn take_str(&mut self, name: impl Into<DataKey>) -> Option<Cow<'static, str>> {
 		if let Some(Data::String(s)) = self.take(name) { Some(s) } else { None }
 	}
 
@@ -115,7 +124,7 @@ impl Cmd {
 	pub fn take_first(&mut self) -> Option<Data> { self.take(0) }
 
 	#[inline]
-	pub fn take_first_str(&mut self) -> Option<String> {
+	pub fn take_first_str(&mut self) -> Option<Cow<'static, str>> {
 		if let Some(Data::String(s)) = self.take_first() { Some(s) } else { None }
 	}
 
@@ -141,7 +150,7 @@ impl Cmd {
 			.map(|(word, normal)| {
 				let Some(arg) = word.strip_prefix("--").filter(|_| normal) else {
 					i += 1;
-					return Ok((DataKey::Integer(i - obase as i64), Data::String(word)));
+					return Ok((DataKey::Integer(i - obase as i64), Data::String(word.into())));
 				};
 
 				let mut parts = arg.splitn(2, '=');
@@ -150,7 +159,7 @@ impl Cmd {
 				};
 
 				let val = if let Some(val) = parts.next() {
-					Data::String(val.to_owned())
+					Data::String(val.to_owned().into())
 				} else {
 					Data::Boolean(true)
 				};
@@ -189,12 +198,12 @@ impl FromStr for Cmd {
 	type Err = anyhow::Error;
 
 	fn from_str(s: &str) -> Result<Self, Self::Err> {
-		let (words, last) = crate::shell::split_unix(s, true)?;
+		let (mut words, last) = crate::shell::split_unix(s, true)?;
 		if words.is_empty() || words[0].is_empty() {
 			bail!("command name cannot be empty");
 		}
 
-		let mut me = Self::new(&words[0]);
+		let mut me = Self::new(mem::take(&mut words[0]));
 		me.args = Cmd::parse_args(words.into_iter().skip(1), last, true)?;
 		Ok(me)
 	}
diff --git a/yazi-shared/src/event/cow.rs b/yazi-shared/src/event/cow.rs
index 6f6e710c..b2aef0d2 100644
--- a/yazi-shared/src/event/cow.rs
+++ b/yazi-shared/src/event/cow.rs
@@ -40,7 +40,7 @@ impl CmdCow {
 	#[inline]
 	pub fn take_str(&mut self, name: impl Into<DataKey>) -> Option<Cow<'static, str>> {
 		match self {
-			Self::Owned(c) => c.take_str(name).map(Cow::Owned),
+			Self::Owned(c) => c.take_str(name),
 			Self::Borrowed(c) => c.str(name).map(Cow::Borrowed),
 		}
 	}
@@ -56,7 +56,7 @@ impl CmdCow {
 	#[inline]
 	pub fn take_first_str(&mut self) -> Option<Cow<'static, str>> {
 		match self {
-			Self::Owned(c) => c.take_first_str().map(Cow::Owned),
+			Self::Owned(c) => c.take_first_str(),
 			Self::Borrowed(c) => c.first_str().map(Cow::Borrowed),
 		}
 	}
diff --git a/yazi-shared/src/event/data.rs b/yazi-shared/src/event/data.rs
index afe929d5..e2f824e5 100644
--- a/yazi-shared/src/event/data.rs
+++ b/yazi-shared/src/event/data.rs
@@ -12,7 +12,7 @@ pub enum Data {
 	Boolean(bool),
 	Integer(i64),
 	Number(f64),
-	String(String),
+	String(Cow<'static, str>),
 	List(Vec<Data>),
 	Dict(HashMap<DataKey, Data>),
 	Id(Id),
@@ -56,13 +56,13 @@ impl Data {
 	#[inline]
 	pub fn into_url(self) -> Option<Url> {
 		match self {
-			Data::String(s) => Some(Url::from(s)),
+			Data::String(s) => Some(Url::from(s.as_ref())),
 			Data::Url(u) => Some(u),
 			_ => None,
 		}
 	}
 
-	pub fn into_dict_string(self) -> HashMap<Cow<'static, str>, String> {
+	pub fn into_dict_string(self) -> HashMap<Cow<'static, str>, Cow<'static, str>> {
 		let Self::Dict(dict) = self else {
 			return Default::default();
 		};
@@ -79,7 +79,7 @@ impl Data {
 	#[inline]
 	pub fn to_url(&self) -> Option<Url> {
 		match self {
-			Self::String(s) => Some(Url::from(s)),
+			Self::String(s) => Some(Url::from(s.as_ref())),
 			Self::Url(u) => Some(u.clone()),
 			_ => None,
 		}
@@ -90,18 +90,34 @@ impl From<bool> for Data {
 	fn from(value: bool) -> Self { Self::Boolean(value) }
 }
 
+impl From<f64> for Data {
+	fn from(value: f64) -> Self { Self::Number(value) }
+}
+
 impl From<usize> for Data {
 	fn from(value: usize) -> Self { Self::Id(value.into()) }
 }
 
 impl From<String> for Data {
-	fn from(value: String) -> Self { Self::String(value) }
+	fn from(value: String) -> Self { Self::String(Cow::Owned(value)) }
+}
+
+impl From<Cow<'static, str>> for Data {
+	fn from(value: Cow<'static, str>) -> Self { Self::String(value) }
 }
 
 impl From<Id> for Data {
 	fn from(value: Id) -> Self { Self::Id(value) }
 }
 
+impl From<&Url> for Data {
+	fn from(value: &Url) -> Self { Self::Url(value.clone()) }
+}
+
+impl From<&str> for Data {
+	fn from(value: &str) -> Self { Self::String(Cow::Owned(value.to_owned())) }
+}
+
 // --- Key
 #[derive(Debug, Hash, PartialEq, Eq, Serialize, Deserialize)]
 #[serde(untagged)]