diff --git a/RELEASES.md b/RELEASES.md
index 34ef114636dd..9d87988b792a 100644
--- a/RELEASES.md
+++ b/RELEASES.md
@@ -45,6 +45,7 @@ We don't update the MSRV in a patch release, unless we really, really need to.
 * [ ] check that CI is green
 
 ## Preparation
+* [ ] make sure there are no important unmerged PRs
 * [ ] run `scripts/generate_example_screenshots.sh` if needed
 * [ ] write a short release note that fits in a bluesky post
 * [ ] record gif for `CHANGELOG.md` release note (and later bluesky post)
diff --git a/crates/egui/src/containers/frame.rs b/crates/egui/src/containers/frame.rs
index 343897dcc82d..1fdbbca922d8 100644
--- a/crates/egui/src/containers/frame.rs
+++ b/crates/egui/src/containers/frame.rs
@@ -4,7 +4,7 @@ use crate::{
     epaint, layers::ShapeIdx, InnerResponse, Response, Sense, Style, Ui, UiBuilder, UiKind,
     UiStackInfo,
 };
-use epaint::{Color32, CornerRadius, Margin, Marginf, Rect, Shadow, Shape, Stroke};
+use epaint::{Color32, CornerRadius, Margin, MarginF32, Rect, Shadow, Shape, Stroke};
 
 /// A frame around some content, including margin, colors, etc.
 ///
@@ -337,10 +337,10 @@ impl Frame {
     ///
     /// [`Self::inner_margin`] + [`Self.stroke`]`.width` + [`Self::outer_margin`].
     #[inline]
-    pub fn total_margin(&self) -> Marginf {
-        Marginf::from(self.inner_margin)
-            + Marginf::from(self.stroke.width)
-            + Marginf::from(self.outer_margin)
+    pub fn total_margin(&self) -> MarginF32 {
+        MarginF32::from(self.inner_margin)
+            + MarginF32::from(self.stroke.width)
+            + MarginF32::from(self.outer_margin)
     }
 
     /// Calculate the `fill_rect` from the `content_rect`.
@@ -354,14 +354,14 @@ impl Frame {
     ///
     /// This is the visible and interactive rectangle.
     pub fn widget_rect(&self, content_rect: Rect) -> Rect {
-        content_rect + self.inner_margin + Marginf::from(self.stroke.width)
+        content_rect + self.inner_margin + MarginF32::from(self.stroke.width)
     }
 
     /// Calculate the `outer_rect` from the `content_rect`.
     ///
     /// This is what is allocated in the outer [`Ui`], and is what is returned by [`Response::rect`].
     pub fn outer_rect(&self, content_rect: Rect) -> Rect {
-        content_rect + self.inner_margin + Marginf::from(self.stroke.width) + self.outer_margin
+        content_rect + self.inner_margin + MarginF32::from(self.stroke.width) + self.outer_margin
     }
 }
 
@@ -463,7 +463,7 @@ impl Prepared {
         let content_rect = self.content_ui.min_rect();
         content_rect
             + self.frame.inner_margin
-            + Marginf::from(self.frame.stroke.width)
+            + MarginF32::from(self.frame.stroke.width)
             + self.frame.outer_margin
     }
 
diff --git a/crates/epaint/src/lib.rs b/crates/epaint/src/lib.rs
index ac0a90c60061..f84a8caff952 100644
--- a/crates/epaint/src/lib.rs
+++ b/crates/epaint/src/lib.rs
@@ -29,7 +29,7 @@ mod corner_radius;
 mod corner_radius_f32;
 pub mod image;
 mod margin;
-mod marginf;
+mod margin_f32;
 mod mesh;
 pub mod mutex;
 mod shadow;
@@ -52,7 +52,7 @@ pub use self::{
     corner_radius_f32::CornerRadiusF32,
     image::{ColorImage, FontImage, ImageData, ImageDelta},
     margin::Margin,
-    marginf::Marginf,
+    margin_f32::*,
     mesh::{Mesh, Mesh16, Vertex},
     shadow::Shadow,
     shapes::{
diff --git a/crates/epaint/src/margin.rs b/crates/epaint/src/margin.rs
index e8fc530aae70..2e87b7b308e0 100644
--- a/crates/epaint/src/margin.rs
+++ b/crates/epaint/src/margin.rs
@@ -9,7 +9,7 @@ use emath::{vec2, Rect, Vec2};
 /// Use with care.
 ///
 /// All values are stored as [`i8`] to keep the size of [`Margin`] small.
-/// If you want floats, use [`crate::Marginf`] instead.
+/// If you want floats, use [`crate::MarginF32`] instead.
 #[derive(Clone, Copy, Debug, Default, PartialEq, Eq)]
 #[cfg_attr(feature = "serde", derive(serde::Deserialize, serde::Serialize))]
 pub struct Margin {
diff --git a/crates/epaint/src/marginf.rs b/crates/epaint/src/margin_f32.rs
similarity index 79%
rename from crates/epaint/src/marginf.rs
rename to crates/epaint/src/margin_f32.rs
index eb3a1fbc90d5..fd88611d04e3 100644
--- a/crates/epaint/src/marginf.rs
+++ b/crates/epaint/src/margin_f32.rs
@@ -10,14 +10,17 @@ use crate::Margin;
 /// For storage, use [`crate::Margin`] instead.
 #[derive(Clone, Copy, Debug, Default, PartialEq)]
 #[cfg_attr(feature = "serde", derive(serde::Deserialize, serde::Serialize))]
-pub struct Marginf {
+pub struct MarginF32 {
     pub left: f32,
     pub right: f32,
     pub top: f32,
     pub bottom: f32,
 }
 
-impl From<Margin> for Marginf {
+#[deprecated = "Renamed to MarginF32"]
+pub type Marginf = MarginF32;
+
+impl From<Margin> for MarginF32 {
     #[inline]
     fn from(margin: Margin) -> Self {
         Self {
@@ -29,9 +32,9 @@ impl From<Margin> for Marginf {
     }
 }
 
-impl From<Marginf> for Margin {
+impl From<MarginF32> for Margin {
     #[inline]
-    fn from(marginf: Marginf) -> Self {
+    fn from(marginf: MarginF32) -> Self {
         Self {
             left: marginf.left as _,
             right: marginf.right as _,
@@ -41,7 +44,7 @@ impl From<Marginf> for Margin {
     }
 }
 
-impl Marginf {
+impl MarginF32 {
     pub const ZERO: Self = Self {
         left: 0.0,
         right: 0.0,
@@ -108,22 +111,22 @@ impl Marginf {
     }
 }
 
-impl From<f32> for Marginf {
+impl From<f32> for MarginF32 {
     #[inline]
     fn from(v: f32) -> Self {
         Self::same(v)
     }
 }
 
-impl From<Vec2> for Marginf {
+impl From<Vec2> for MarginF32 {
     #[inline]
     fn from(v: Vec2) -> Self {
         Self::symmetric(v.x, v.y)
     }
 }
 
-/// `Marginf + Marginf`
-impl std::ops::Add for Marginf {
+/// `MarginF32 + MarginF32`
+impl std::ops::Add for MarginF32 {
     type Output = Self;
 
     #[inline]
@@ -137,8 +140,8 @@ impl std::ops::Add for Marginf {
     }
 }
 
-/// `Marginf + f32`
-impl std::ops::Add<f32> for Marginf {
+/// `MarginF32 + f32`
+impl std::ops::Add<f32> for MarginF32 {
     type Output = Self;
 
     #[inline]
@@ -153,7 +156,7 @@ impl std::ops::Add<f32> for Marginf {
 }
 
 /// `Margind += f32`
-impl std::ops::AddAssign<f32> for Marginf {
+impl std::ops::AddAssign<f32> for MarginF32 {
     #[inline]
     fn add_assign(&mut self, v: f32) {
         self.left += v;
@@ -163,8 +166,8 @@ impl std::ops::AddAssign<f32> for Marginf {
     }
 }
 
-/// `Marginf * f32`
-impl std::ops::Mul<f32> for Marginf {
+/// `MarginF32 * f32`
+impl std::ops::Mul<f32> for MarginF32 {
     type Output = Self;
 
     #[inline]
@@ -178,8 +181,8 @@ impl std::ops::Mul<f32> for Marginf {
     }
 }
 
-/// `Marginf *= f32`
-impl std::ops::MulAssign<f32> for Marginf {
+/// `MarginF32 *= f32`
+impl std::ops::MulAssign<f32> for MarginF32 {
     #[inline]
     fn mul_assign(&mut self, v: f32) {
         self.left *= v;
@@ -189,8 +192,8 @@ impl std::ops::MulAssign<f32> for Marginf {
     }
 }
 
-/// `Marginf / f32`
-impl std::ops::Div<f32> for Marginf {
+/// `MarginF32 / f32`
+impl std::ops::Div<f32> for MarginF32 {
     type Output = Self;
 
     #[inline]
@@ -204,8 +207,8 @@ impl std::ops::Div<f32> for Marginf {
     }
 }
 
-/// `Marginf /= f32`
-impl std::ops::DivAssign<f32> for Marginf {
+/// `MarginF32 /= f32`
+impl std::ops::DivAssign<f32> for MarginF32 {
     #[inline]
     fn div_assign(&mut self, v: f32) {
         self.left /= v;
@@ -215,8 +218,8 @@ impl std::ops::DivAssign<f32> for Marginf {
     }
 }
 
-/// `Marginf - Marginf`
-impl std::ops::Sub for Marginf {
+/// `MarginF32 - MarginF32`
+impl std::ops::Sub for MarginF32 {
     type Output = Self;
 
     #[inline]
@@ -230,8 +233,8 @@ impl std::ops::Sub for Marginf {
     }
 }
 
-/// `Marginf - f32`
-impl std::ops::Sub<f32> for Marginf {
+/// `MarginF32 - f32`
+impl std::ops::Sub<f32> for MarginF32 {
     type Output = Self;
 
     #[inline]
@@ -245,8 +248,8 @@ impl std::ops::Sub<f32> for Marginf {
     }
 }
 
-/// `Marginf -= f32`
-impl std::ops::SubAssign<f32> for Marginf {
+/// `MarginF32 -= f32`
+impl std::ops::SubAssign<f32> for MarginF32 {
     #[inline]
     fn sub_assign(&mut self, v: f32) {
         self.left -= v;
@@ -256,12 +259,12 @@ impl std::ops::SubAssign<f32> for Marginf {
     }
 }
 
-/// `Rect + Marginf`
-impl std::ops::Add<Marginf> for Rect {
+/// `Rect + MarginF32`
+impl std::ops::Add<MarginF32> for Rect {
     type Output = Self;
 
     #[inline]
-    fn add(self, margin: Marginf) -> Self {
+    fn add(self, margin: MarginF32) -> Self {
         Self::from_min_max(
             self.min - margin.left_top(),
             self.max + margin.right_bottom(),
@@ -269,20 +272,20 @@ impl std::ops::Add<Marginf> for Rect {
     }
 }
 
-/// `Rect += Marginf`
-impl std::ops::AddAssign<Marginf> for Rect {
+/// `Rect += MarginF32`
+impl std::ops::AddAssign<MarginF32> for Rect {
     #[inline]
-    fn add_assign(&mut self, margin: Marginf) {
+    fn add_assign(&mut self, margin: MarginF32) {
         *self = *self + margin;
     }
 }
 
-/// `Rect - Marginf`
-impl std::ops::Sub<Marginf> for Rect {
+/// `Rect - MarginF32`
+impl std::ops::Sub<MarginF32> for Rect {
     type Output = Self;
 
     #[inline]
-    fn sub(self, margin: Marginf) -> Self {
+    fn sub(self, margin: MarginF32) -> Self {
         Self::from_min_max(
             self.min + margin.left_top(),
             self.max - margin.right_bottom(),
@@ -290,10 +293,10 @@ impl std::ops::Sub<Marginf> for Rect {
     }
 }
 
-/// `Rect -= Marginf`
-impl std::ops::SubAssign<Marginf> for Rect {
+/// `Rect -= MarginF32`
+impl std::ops::SubAssign<MarginF32> for Rect {
     #[inline]
-    fn sub_assign(&mut self, margin: Marginf) {
+    fn sub_assign(&mut self, margin: MarginF32) {
         *self = *self - margin;
     }
 }
diff --git a/crates/epaint/src/shadow.rs b/crates/epaint/src/shadow.rs
index e05cbdbe4659..ee010ee99dda 100644
--- a/crates/epaint/src/shadow.rs
+++ b/crates/epaint/src/shadow.rs
@@ -1,4 +1,4 @@
-use crate::{Color32, CornerRadius, Marginf, Rect, RectShape, Vec2};
+use crate::{Color32, CornerRadius, MarginF32, Rect, RectShape, Vec2};
 
 /// The color and fuzziness of a fuzzy shape.
 ///
@@ -64,7 +64,7 @@ impl Shadow {
     }
 
     /// How much larger than the parent rect are we in each direction?
-    pub fn margin(&self) -> Marginf {
+    pub fn margin(&self) -> MarginF32 {
         let Self {
             offset,
             blur,
@@ -74,7 +74,7 @@ impl Shadow {
         let spread = spread as f32;
         let blur = blur as f32;
         let [offset_x, offset_y] = offset;
-        Marginf {
+        MarginF32 {
             left: spread + 0.5 * blur - offset_x as f32,
             right: spread + 0.5 * blur + offset_x as f32,
             top: spread + 0.5 * blur - offset_y as f32,