diff --git a/.claude-plugin/plugin.json b/.claude-plugin/plugin.json
index ddf96e66a..f7dfd9dd0 100644
--- a/.claude-plugin/plugin.json
+++ b/.claude-plugin/plugin.json
@@ -1,7 +1,7 @@
 {
   "name": "hyperframes",
   "description": "HyperFrames by HeyGen. Write HTML, render video. Compositions, GSAP and runtime adapter animations, captions, voiceovers, audio-reactive visuals, and website-to-video capture for HyperFrames.",
-  "version": "0.7.27",
+  "version": "0.7.28",
   "author": {
     "name": "HeyGen",
     "email": "hyperframes@heygen.com",
diff --git a/.codex-plugin/plugin.json b/.codex-plugin/plugin.json
index 4f64dbc4c..49312d1d1 100644
--- a/.codex-plugin/plugin.json
+++ b/.codex-plugin/plugin.json
@@ -1,6 +1,6 @@
 {
   "name": "hyperframes",
-  "version": "0.7.27",
+  "version": "0.7.28",
   "description": "Write HTML, render video. Compositions, Tailwind v4 styles, GSAP and runtime adapter animations, captions, voiceovers, audio-reactive visuals, and website-to-video capture for HyperFrames.",
   "author": {
     "name": "HeyGen",
diff --git a/.cursor-plugin/plugin.json b/.cursor-plugin/plugin.json
index 7d8f92ad6..d0a814f74 100644
--- a/.cursor-plugin/plugin.json
+++ b/.cursor-plugin/plugin.json
@@ -2,7 +2,7 @@
   "$schema": "https://cursor.com/schemas/cursor-plugin/plugin.json",
   "name": "hyperframes",
   "displayName": "HyperFrames by HeyGen",
-  "version": "0.7.27",
+  "version": "0.7.28",
   "description": "Write HTML, render video. Compositions, Tailwind v4 styles, GSAP and runtime adapter animations, captions, voiceovers, audio-reactive visuals, and website-to-video capture for HyperFrames.",
   "author": {
     "name": "HeyGen",
diff --git a/docs/changelog.mdx b/docs/changelog.mdx
index 73b8bae1f..88aab9981 100644
--- a/docs/changelog.mdx
+++ b/docs/changelog.mdx
@@ -8,6 +8,21 @@ Recent HyperFrames releases, including user-facing features, fixes, and migratio
 
 {/* New release entries are prepended by `bun run changelog:draft <version> --write`. */}
 
+<Update
+  label="HyperFrames v0.7.28"
+  description="Released - 2026-07-03"
+  tags={["Release", "Engine", "Producer"]}
+>
+This release fixes a render/preview mismatch where sub-composition root styles could diverge in producer renders. It also scales static-frame dedup verification with longer runs so repeated-frame optimizations stay reliable across longer outputs.
+
+## Fixes
+
+- **Engine:** Scale static-dedup verification density with run length ([df221c1f](https://github.com/heygen-com/hyperframes/commit/df221c1fd685862b62e3057438203f79eedae111), [#1903](https://github.com/heygen-com/hyperframes/pull/1903))
+- **Producer:** Render diverges from preview for sub-composition root styling ([7e8a1466](https://github.com/heygen-com/hyperframes/commit/7e8a1466c3b058071c5ed89241ed70e2d0878645), [#1886](https://github.com/heygen-com/hyperframes/pull/1886))
+
+[View the full commit range](https://github.com/heygen-com/hyperframes/compare/v0.7.27...v0.7.28).
+</Update>
+
 <Update
   label="HyperFrames v0.7.27"
   description="Released - 2026-07-03"
diff --git a/packages/aws-lambda/package.json b/packages/aws-lambda/package.json
index 8a438a30d..bec43577a 100644
--- a/packages/aws-lambda/package.json
+++ b/packages/aws-lambda/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/aws-lambda",
-  "version": "0.7.27",
+  "version": "0.7.28",
   "description": "AWS Lambda adapter for HyperFrames distributed rendering — handler, client-side SDK, and CDK construct.",
   "repository": {
     "type": "git",
diff --git a/packages/cli/package.json b/packages/cli/package.json
index cb7f435f7..8a4bfe222 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/cli",
-  "version": "0.7.27",
+  "version": "0.7.28",
   "description": "HyperFrames CLI — create, preview, and render HTML video compositions",
   "repository": {
     "type": "git",
diff --git a/packages/core/package.json b/packages/core/package.json
index edca04b65..66b5da15f 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/core",
-  "version": "0.7.27",
+  "version": "0.7.28",
   "description": "",
   "repository": {
     "type": "git",
diff --git a/packages/engine/package.json b/packages/engine/package.json
index 2fae733f1..15753422c 100644
--- a/packages/engine/package.json
+++ b/packages/engine/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/engine",
-  "version": "0.7.27",
+  "version": "0.7.28",
   "description": "Seekable web page to video rendering engine (Puppeteer + FFmpeg)",
   "repository": {
     "type": "git",
diff --git a/packages/gcp-cloud-run/package.json b/packages/gcp-cloud-run/package.json
index 589661243..946d847f8 100644
--- a/packages/gcp-cloud-run/package.json
+++ b/packages/gcp-cloud-run/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/gcp-cloud-run",
-  "version": "0.7.27",
+  "version": "0.7.28",
   "description": "Google Cloud Run + Workflows adapter for HyperFrames distributed rendering — request handler, client-side SDK, and Terraform module.",
   "repository": {
     "type": "git",
diff --git a/packages/lint/package.json b/packages/lint/package.json
index a60e73d39..c68ffe396 100644
--- a/packages/lint/package.json
+++ b/packages/lint/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/lint",
-  "version": "0.7.27",
+  "version": "0.7.28",
   "repository": {
     "type": "git",
     "url": "https://github.com/heygen-com/hyperframes",
diff --git a/packages/parsers/package.json b/packages/parsers/package.json
index ebbf62c3e..63c7fb1c1 100644
--- a/packages/parsers/package.json
+++ b/packages/parsers/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/parsers",
-  "version": "0.7.27",
+  "version": "0.7.28",
   "repository": {
     "type": "git",
     "url": "https://github.com/heygen-com/hyperframes",
diff --git a/packages/player/package.json b/packages/player/package.json
index 875cc2ffa..fabe42826 100644
--- a/packages/player/package.json
+++ b/packages/player/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/player",
-  "version": "0.7.27",
+  "version": "0.7.28",
   "description": "Embeddable web component for HyperFrames compositions",
   "repository": {
     "type": "git",
diff --git a/packages/producer/package.json b/packages/producer/package.json
index 74dd2f531..8cc639831 100644
--- a/packages/producer/package.json
+++ b/packages/producer/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/producer",
-  "version": "0.7.27",
+  "version": "0.7.28",
   "description": "HTML-to-video rendering engine using Chrome's BeginFrame API",
   "repository": {
     "type": "git",
diff --git a/packages/sdk/package.json b/packages/sdk/package.json
index f8f4eac81..fbc04f2d7 100644
--- a/packages/sdk/package.json
+++ b/packages/sdk/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/sdk",
-  "version": "0.7.27",
+  "version": "0.7.28",
   "description": "Headless, framework-neutral HyperFrames composition editing engine",
   "repository": {
     "type": "git",
diff --git a/packages/shader-transitions/package.json b/packages/shader-transitions/package.json
index b55aeebfc..1b620ee98 100644
--- a/packages/shader-transitions/package.json
+++ b/packages/shader-transitions/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/shader-transitions",
-  "version": "0.7.27",
+  "version": "0.7.28",
   "description": "WebGL shader transitions for HyperFrames compositions",
   "repository": {
     "type": "git",
diff --git a/packages/studio-server/package.json b/packages/studio-server/package.json
index 8590e6925..010158ec7 100644
--- a/packages/studio-server/package.json
+++ b/packages/studio-server/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/studio-server",
-  "version": "0.7.27",
+  "version": "0.7.28",
   "repository": {
     "type": "git",
     "url": "https://github.com/heygen-com/hyperframes",
diff --git a/packages/studio/package.json b/packages/studio/package.json
index c3a87506f..6e19fb57a 100644
--- a/packages/studio/package.json
+++ b/packages/studio/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/studio",
-  "version": "0.7.27",
+  "version": "0.7.28",
   "description": "",
   "repository": {
     "type": "git",
diff --git a/releases/v0.7.28.md b/releases/v0.7.28.md
new file mode 100644
index 000000000..0d5c1ea02
--- /dev/null
+++ b/releases/v0.7.28.md
@@ -0,0 +1,14 @@
+# HyperFrames v0.7.28
+
+Released on 2026-07-03.
+
+This release fixes a render/preview mismatch where sub-composition root styles could diverge in producer renders. It also scales static-frame dedup verification with longer runs so repeated-frame optimizations stay reliable across longer outputs.
+
+## Fixes
+
+- **Engine:** Scale static-dedup verification density with run length ([df221c1f](https://github.com/heygen-com/hyperframes/commit/df221c1fd685862b62e3057438203f79eedae111), [#1903](https://github.com/heygen-com/hyperframes/pull/1903))
+- **Producer:** Render diverges from preview for sub-composition root styling ([7e8a1466](https://github.com/heygen-com/hyperframes/commit/7e8a1466c3b058071c5ed89241ed70e2d0878645), [#1886](https://github.com/heygen-com/hyperframes/pull/1886))
+
+## Full changelog
+
+https://github.com/heygen-com/hyperframes/compare/v0.7.27...v0.7.28