diff --git a/.github/workflows/pdf.yml b/.github/workflows/pdf.yml
index 51ccf4f2..96b4ea7c 100644
--- a/.github/workflows/pdf.yml
+++ b/.github/workflows/pdf.yml
@@ -3,9 +3,9 @@ name: Shared PDF
 on:
   push:
     branches: [main]
-    paths: ["crates/pdf/**", "crates/separations/**", "vendor/hayro*/**", "vendor/krilla/**", "scripts/test-pdf-backends.sh", "scripts/*fetch-pdf-test-fonts.py", "Cargo.toml", "Cargo.lock", ".github/workflows/pdf.yml"]
+    paths: ["crates/pdf/**", "crates/prepress/**", "vendor/hayro*/**", "vendor/krilla/**", "scripts/test-pdf-backends.sh", "scripts/*fetch-pdf-test-fonts.py", "Cargo.toml", "Cargo.lock", ".github/workflows/pdf.yml"]
   pull_request:
-    paths: ["crates/pdf/**", "crates/separations/**", "vendor/hayro*/**", "vendor/krilla/**", "scripts/test-pdf-backends.sh", "scripts/*fetch-pdf-test-fonts.py", "Cargo.toml", "Cargo.lock", ".github/workflows/pdf.yml"]
+    paths: ["crates/pdf/**", "crates/prepress/**", "vendor/hayro*/**", "vendor/krilla/**", "scripts/test-pdf-backends.sh", "scripts/*fetch-pdf-test-fonts.py", "Cargo.toml", "Cargo.lock", ".github/workflows/pdf.yml"]
   workflow_dispatch:
 
 permissions:
@@ -46,11 +46,11 @@ jobs:
       - run: cargo clippy -p craft-pdf --all-targets --all-features --locked -- -D warnings
       - run: cargo test -p craft-pdf --all-features --locked
       - run: cargo test --manifest-path crates/pdf/read-only-contract/Cargo.toml --locked
-      - name: Separations (plates through the vendored renderer)
+      - name: craft-prepress (plates through the vendored renderer)
         if: matrix.os == 'ubuntu-latest'
         run: |
-          cargo clippy -p craft-separations --all-targets --locked -- -D warnings
-          cargo test -p craft-separations --locked
+          cargo clippy -p craft-prepress --all-targets --locked -- -D warnings
+          cargo test -p craft-prepress --locked
   backends:
     name: PDF vendored contracts
     runs-on: ubuntu-latest
diff --git a/Cargo.lock b/Cargo.lock
index ba814a83..3d133dbf 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -634,6 +634,15 @@ dependencies = [
  "wasm-bindgen-test",
 ]
 
+[[package]]
+name = "craft-prepress"
+version = "0.1.0"
+dependencies = [
+ "craft-cms",
+ "craft-pdf",
+ "thiserror 2.0.21",
+]
+
 [[package]]
 name = "craft-print"
 version = "0.1.0"
@@ -657,15 +666,6 @@ dependencies = [
  "objc2-app-kit 0.3.2",
 ]
 
-[[package]]
-name = "craft-separations"
-version = "0.1.0"
-dependencies = [
- "craft-cms",
- "craft-pdf",
- "thiserror 2.0.21",
-]
-
 [[package]]
 name = "craft-settings"
 version = "0.1.0"
diff --git a/Cargo.toml b/Cargo.toml
index 2ba6ad5f..f0499394 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -24,9 +24,9 @@ craft-atomic = { path = "crates/atomic" }
 craft-cms = { path = "crates/cms" }
 craft-docpath = { path = "crates/docpath" }
 craft-i18n = { path = "crates/i18n" }
+craft-prepress = { path = "crates/prepress" }
 craft-print = { path = "crates/print" }
 craft-quit = { path = "crates/quit" }
-craft-separations = { path = "crates/separations" }
 craft-settings = { path = "crates/settings" }
 craft-ui = { path = "crates/ui" }
 egui = { version = "0.36", default-features = false }
diff --git a/crates/separations/Cargo.toml b/crates/prepress/Cargo.toml
similarity index 65%
rename from crates/separations/Cargo.toml
rename to crates/prepress/Cargo.toml
index 4cdec570..3e65e8b9 100644
--- a/crates/separations/Cargo.toml
+++ b/crates/prepress/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
-name = "craft-separations"
-description = "Ink model and per-ink plates rendered from a PDF, for the Craft apps' print output"
+name = "craft-prepress"
+description = "Prepress for the Craft apps: ink model, per-ink plates rendered from a PDF, coverage, ink limits and composite preview"
 version.workspace = true
 edition.workspace = true
 license.workspace = true
diff --git a/crates/separations/README.md b/crates/prepress/README.md
similarity index 96%
rename from crates/separations/README.md
rename to crates/prepress/README.md
index a90df300..3c0dcd6b 100644
--- a/crates/separations/README.md
+++ b/crates/prepress/README.md
@@ -1,6 +1,6 @@
-# craft-separations
+# craft-prepress
 
-Print separations for the Craft apps:
+Prepress for the Craft apps: separations, ink limits and the ink manager.
 
 - `ink`: the ink model the writers and previews share. `InkSet` holds the four process inks
   (always first, in plate order) and the spot inks of a job, and is the job's ink manager
@@ -13,12 +13,14 @@ Print separations for the Craft apps:
 - `composite`: an sRGB preview of chosen plates.
 - `cms`: process color conversion into a CMYK printing condition through craft-cms.
 
+A transparency flattener is planned as a module behind a `flatten` feature.
+
 ## Plates from an exported PDF
 
 An app exports its PDF as usual, then separates a page of it:
 
 ```rust
-use craft_separations::{plates, InkId, Options, Process};
+use craft_prepress::{plates, InkId, Options, Process};
 
 let p = plates(&pdf, 0, 150.0, &Options::default())?;
 for (id, ink) in p.inks.iter() {
@@ -101,11 +103,11 @@ Overprint is already in the plates (the renderer decides per plate what overprin
 knocks out), so the preview shows it without rewriting any paint as a blend mode.
 
 ```rust
-use craft_separations::{CmsConversion, InkId};
+use craft_prepress::{CmsConversion, InkId};
 
 let cms = CmsConversion::fogra39();
 let mut enabled = vec![true; p.inks.len()];
-enabled[InkId::process(craft_separations::Process::Black).index()] = false; // hide Black
+enabled[InkId::process(craft_prepress::Process::Black).index()] = false; // hide Black
 let mut rgb = p.composite(&enabled, &cms);
 let over = p.above(300.0, &enabled);
 over.paint(&mut rgb, [255, 0, 255]); // TAC warning
diff --git a/crates/separations/src/cms.rs b/crates/prepress/src/cms.rs
similarity index 100%
rename from crates/separations/src/cms.rs
rename to crates/prepress/src/cms.rs
diff --git a/crates/separations/src/composite.rs b/crates/prepress/src/composite.rs
similarity index 100%
rename from crates/separations/src/composite.rs
rename to crates/prepress/src/composite.rs
diff --git a/crates/separations/src/coverage.rs b/crates/prepress/src/coverage.rs
similarity index 100%
rename from crates/separations/src/coverage.rs
rename to crates/prepress/src/coverage.rs
diff --git a/crates/separations/src/ink.rs b/crates/prepress/src/ink.rs
similarity index 100%
rename from crates/separations/src/ink.rs
rename to crates/prepress/src/ink.rs
diff --git a/crates/separations/src/lib.rs b/crates/prepress/src/lib.rs
similarity index 87%
rename from crates/separations/src/lib.rs
rename to crates/prepress/src/lib.rs
index a1676f96..3543f633 100644
--- a/crates/separations/src/lib.rs
+++ b/crates/prepress/src/lib.rs
@@ -1,6 +1,6 @@
 #![deny(clippy::unwrap_used, clippy::expect_used, clippy::panic, clippy::unimplemented, clippy::todo, clippy::unreachable)]
 
-//! Print separations for the Craft apps: an ink model and ink manager shared by the writers,
+//! Prepress for the Craft apps: an ink model and ink manager shared by the writers,
 //! plates rendered from a PDF, coverage and a color preview read from the plates, and process
 //! color conversion through craft-cms. See the README.
 
diff --git a/crates/separations/src/plates.rs b/crates/prepress/src/plates.rs
similarity index 100%
rename from crates/separations/src/plates.rs
rename to crates/prepress/src/plates.rs
diff --git a/crates/separations/tests/plates.rs b/crates/prepress/tests/plates.rs
similarity index 97%
rename from crates/separations/tests/plates.rs
rename to crates/prepress/tests/plates.rs
index dbde4772..2b27dadf 100644
--- a/crates/separations/tests/plates.rs
+++ b/crates/prepress/tests/plates.rs
@@ -1,7 +1,7 @@
 use std::sync::Arc;
 
 use craft_cms::{Intent, Profile, Transform, builtin};
-use craft_separations::{Alternate, CmsConversion, Conversion, Error, Fallback, Ink, InkId, MAX_SPOT_INKS, Options, Process, plates};
+use craft_prepress::{Alternate, CmsConversion, Conversion, Error, Fallback, Ink, InkId, MAX_SPOT_INKS, Options, Process, plates};
 
 /// A 40 × 40 pt page with `content` and `resources`, `catalog` entries, and `objects`
 /// numbered from 5 (each a whole object body).
@@ -92,7 +92,7 @@ fn red_in(profile: &[u8]) -> [u8; 4] {
     cmyk.map(|v| (v * 255.0).round() as u8)
 }
 
-fn red_tints(p: &craft_separations::Plates) -> [u8; 4] {
+fn red_tints(p: &craft_prepress::Plates) -> [u8; 4] {
     Process::ALL.map(|c| p.tint(InkId::process(c), 20, 20).unwrap())
 }