heygen-com · miguel-heygen · Aug 26, 2026 · Aug 26, 2026
diff --git 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 capture for HyperFrames.",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "author": {
     "name": "HeyGen",
     "email": "hyperframes@heygen.com",

diff --git a/.codex-plugin/plugin.json b/.codex-plugin/plugin.json
@@ -1,7 +1,7 @@
 {
   "name": "hyperframes",
   "description": "Write HTML, render video. Compositions, Tailwind v4 styles, GSAP and runtime adapter animations, captions, voiceovers, audio-reactive visuals, and website capture for HyperFrames.",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "author": {
     "name": "HeyGen",
     "email": "hyperframes@heygen.com",

diff --git a/.cursor-plugin/plugin.json b/.cursor-plugin/plugin.json
@@ -3,7 +3,7 @@
   "name": "hyperframes",
   "displayName": "HyperFrames by HeyGen",
   "description": "Write HTML, render video. Compositions, Tailwind v4 styles, GSAP and runtime adapter animations, captions, voiceovers, audio-reactive visuals, and website capture for HyperFrames.",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "author": {
     "name": "HeyGen",
     "email": "hyperframes@heygen.com"

diff --git a/docs/changelog.mdx b/docs/changelog.mdx
@@ -8,6 +8,32 @@ 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 v0.8.15"
+  description="Released - 2026-08-26"
+  tags={["Release", "Fonts", "CLI", "Producer"]}
+>
+Preview publishers can now use the same deterministic font resolver as final renders, preventing CSS case transforms from changing typography between preview and export. Rendering now exits stalled parallel capture paths, while template editing and JSON attribute linting handle promoted media and encoded values more safely.
+
+## Features
+
+- **CLI:** Stamp font compiler version in localized HTML ([d6de08341](https://github.com/heygen-com/hyperframes/commit/d6de083411d76a0819768b21d30a305500a92048)).
+- **CLI:** Expose deterministic font localization ([38f8f9250](https://github.com/heygen-com/hyperframes/commit/38f8f9250a3f2a551a2e0a5f685ac4f64109e218)).
+
+## Fixes
+
+- **Fonts:** Harden localizer release diagnostics ([7c40efbc6](https://github.com/heygen-com/hyperframes/commit/7c40efbc62bd7bd70bcfdb80cd55aef4bafb39d6)).
+- **CLI:** Keep font localizer process ownership explicit ([ec68d40cc](https://github.com/heygen-com/hyperframes/commit/ec68d40cc617272943069123383e7a9f6e463e93)).
+- **Fonts:** Cover rendered case variants in subsets ([744146eb6](https://github.com/heygen-com/hyperframes/commit/744146eb6e71f3c108091fe981a7d63859a6287b)).
+- **Producer:** Trip DE parallel-router circuit breaker on stalls and hangs ([3202f3fb8](https://github.com/heygen-com/hyperframes/commit/3202f3fb87e0f7babfdfe0a9d62703b293abfd80), [#3479](https://github.com/heygen-com/hyperframes/pull/3479)).
+- **Lint:** Decode JSON attribute entities ([3cacac5bd](https://github.com/heygen-com/hyperframes/commit/3cacac5bdc405b808e74df3da14e6c1595357325)).
+- Document safe template default editing ([71e8e92ae](https://github.com/heygen-com/hyperframes/commit/71e8e92ae940584a2be5a82c5a3d102187043dea)).
+- Expose promoted template media slots ([1e11608d4](https://github.com/heygen-com/hyperframes/commit/1e11608d443d0cadeb64b5b005d72763f1a6dccd)).
+- **Scripts:** Stop the large-file guard firing on text ([a562946e1](https://github.com/heygen-com/hyperframes/commit/a562946e11538a87ac2a0766fdad7833b2798696), [#3475](https://github.com/heygen-com/hyperframes/pull/3475)).
+
+[View the full commit range](https://github.com/heygen-com/hyperframes/compare/v0.8.14...v0.8.15).
+</Update>
+
 <Update
   label="HyperFrames v0.8.14"
   description="Released - 2026-08-24"

diff --git a/packages/aws-lambda/package.json b/packages/aws-lambda/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/aws-lambda",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "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
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/cli",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "description": "HyperFrames CLI — create, preview, and render HTML video compositions",
   "license": "Apache-2.0",
   "repository": {

diff --git a/packages/core/package.json b/packages/core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/core",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "description": "",
   "repository": {
     "type": "git",

diff --git a/packages/engine/package.json b/packages/engine/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/engine",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "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
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/gcp-cloud-run",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "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
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/lint",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "repository": {
     "type": "git",
     "url": "https://github.com/heygen-com/hyperframes",

diff --git a/packages/parsers/package.json b/packages/parsers/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/parsers",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "repository": {
     "type": "git",
     "url": "https://github.com/heygen-com/hyperframes",

diff --git a/packages/player/package.json b/packages/player/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/player",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "description": "Embeddable web component for HyperFrames compositions",
   "repository": {
     "type": "git",

diff --git a/packages/producer/package.json b/packages/producer/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/producer",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "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
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/sdk",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "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
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/shader-transitions",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "description": "WebGL shader transitions for HyperFrames compositions",
   "repository": {
     "type": "git",

diff --git a/packages/studio-server/package.json b/packages/studio-server/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/studio-server",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "repository": {
     "type": "git",
     "url": "https://github.com/heygen-com/hyperframes",

diff --git a/packages/studio/package.json b/packages/studio/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hyperframes/studio",
-  "version": "0.8.14",
+  "version": "0.8.15",
   "description": "",
   "repository": {
     "type": "git",

diff --git a/releases/v0.8.15.md b/releases/v0.8.15.md
@@ -0,0 +1,25 @@
+# HyperFrames v0.8.15
+
+Released on 2026-08-26.
+
+Preview publishers can now use the same deterministic font resolver as final renders, preventing CSS case transforms from changing typography between preview and export. Rendering now exits stalled parallel capture paths, while template editing and JSON attribute linting handle promoted media and encoded values more safely.
+
+## Features
+
+- **CLI:** Stamp font compiler version in localized HTML ([d6de08341](https://github.com/heygen-com/hyperframes/commit/d6de083411d76a0819768b21d30a305500a92048)).
+- **CLI:** Expose deterministic font localization ([38f8f9250](https://github.com/heygen-com/hyperframes/commit/38f8f9250a3f2a551a2e0a5f685ac4f64109e218)).
+
+## Fixes
+
+- **Fonts:** Harden localizer release diagnostics ([7c40efbc6](https://github.com/heygen-com/hyperframes/commit/7c40efbc62bd7bd70bcfdb80cd55aef4bafb39d6)).
+- **CLI:** Keep font localizer process ownership explicit ([ec68d40cc](https://github.com/heygen-com/hyperframes/commit/ec68d40cc617272943069123383e7a9f6e463e93)).
+- **Fonts:** Cover rendered case variants in subsets ([744146eb6](https://github.com/heygen-com/hyperframes/commit/744146eb6e71f3c108091fe981a7d63859a6287b)).
+- **Producer:** Trip DE parallel-router circuit breaker on stalls and hangs ([3202f3fb8](https://github.com/heygen-com/hyperframes/commit/3202f3fb87e0f7babfdfe0a9d62703b293abfd80), [#3479](https://github.com/heygen-com/hyperframes/pull/3479)).
+- **Lint:** Decode JSON attribute entities ([3cacac5bd](https://github.com/heygen-com/hyperframes/commit/3cacac5bdc405b808e74df3da14e6c1595357325)).
+- Document safe template default editing ([71e8e92ae](https://github.com/heygen-com/hyperframes/commit/71e8e92ae940584a2be5a82c5a3d102187043dea)).
+- Expose promoted template media slots ([1e11608d4](https://github.com/heygen-com/hyperframes/commit/1e11608d443d0cadeb64b5b005d72763f1a6dccd)).
+- **Scripts:** Stop the large-file guard firing on text ([a562946e1](https://github.com/heygen-com/hyperframes/commit/a562946e11538a87ac2a0766fdad7833b2798696), [#3475](https://github.com/heygen-com/hyperframes/pull/3475)).
+
+## Full changelog
+
+https://github.com/heygen-com/hyperframes/compare/v0.8.14...v0.8.15