chore: add license compliance for Helix 3.0.2

ATTRIBUTION.md

@@ -30,5 +30,28 @@ replace the AGPL license terms that apply to the slicer components and engine.
 - [Snapmaker Orca / OrcaSlicer](https://github.com/SoftFever/OrcaSlicer) — core slicing engine (AGPL-3.0)
 - [PrusaSlicer](https://github.com/prusa3d/PrusaSlicer) — upstream slicer (AGPL-3.0)
 
+## Bespok3d
+
+Helix redistributes the Bespok3d daemon and Snapmaker U1 jinni bootstrap
+packages under AGPL-3.0-or-later.
+
+Copyright (C) 2026 unlucio and the Bespok3d contributors. Bespok3d is a project
+of the Bespok3d Organisation, which is not a legal entity; copyright is held by
+its individual authors. Helix is not affiliated with or endorsed by Bespok3d.
+
+- [Bespok3d daemon](https://github.com/Bespok3d/daemon)
+- [Bespok3d adapters](https://github.com/Bespok3d/adapters)
+
+## HelixScreen
+
+Helix redistributes a build of
+[HelixScreen](https://github.com/prestonbrown/helixscreen) v0.99.112 under
+GPL-3.0-or-later.
+
+Copyright (C) 2025-2026 356C LLC and contributors. Helix is not affiliated with
+or endorsed by 356C LLC or the HelixScreen contributors. The exact upstream
+source and Helix's build modifications are documented in
+[THIRD_PARTY_NOTICES.md](THIRD_PARTY_NOTICES.md).
+
 See [THIRD_PARTY_NOTICES.md](THIRD_PARTY_NOTICES.md) for file paths and
 distribution notes.

THIRD_PARTY_NOTICES.md

@@ -52,6 +52,31 @@ inside `android/app/src/main/assets/bespok3d/bootstrap-v0.7.3.zip`. Helix checks
 the packages against Bespok3d's pinned OpenPGP publisher key and verifies every
 manifest SHA-256 before an enrollment operation can read the payload.
 
+Copyright (C) 2026 unlucio and the Bespok3d contributors. Bespok3d is a
+project of the Bespok3d Organisation, which is not a legal entity; copyright
+is held by its individual authors. Helix is not affiliated with or endorsed by
+Bespok3d.
+
+## HelixScreen
+
+Helix bundles `helixscreen-ui-0.1.0.b3`, which contains a build of
+[HelixScreen](https://github.com/prestonbrown/helixscreen) v0.99.112:
+
+- Copyright (C) 2025-2026 356C LLC and contributors
+- License: GPL-3.0-or-later
+- Exact upstream source: https://github.com/prestonbrown/helixscreen/tree/59e2b0b3ffde67666b89db80845057fa1b0b9a5b
+- Helix build and packaging instructions: `tools/bespok3d/helixscreen-ui/`
+
+Helix's package adds deployment metadata, a launcher, and the Docker build used
+to compile the pinned upstream source for the Snapmaker U1. Those modifications
+are available in this repository. Helix is not affiliated with or endorsed by
+356C LLC or the HelixScreen contributors.
+
+The full HelixScreen GPL text is in
+`licenses/HelixScreen-GPL-3.0.txt`. Release builds package this notice, that
+license, Helix's AGPL license, and `ATTRIBUTION.md` under the APK's `legal/`
+assets directory.
+
 ## Your obligations when distributing Helix
 
 If you distribute a build that includes the native slicer (release APK, CI
@@ -64,4 +89,6 @@ artifact, etc.):
 3. Preserve copyright and license notices in source files you received under
    AGPL.
 
-For the full license text, see [LICENSE](LICENSE).
+For Helix's full AGPL license text, see [LICENSE](LICENSE). For HelixScreen's
+full GPL license text, see
+[licenses/HelixScreen-GPL-3.0.txt](licenses/HelixScreen-GPL-3.0.txt).

android/app/build.gradle

@@ -98,8 +98,8 @@ android {
         applicationId 'org.crabcore.u1control'
         minSdkVersion rootProject.ext.minSdkVersion
         targetSdkVersion rootProject.ext.targetSdkVersion
-        versionCode 20
-        versionName "3.0.1"
+        versionCode 21
+        versionName "3.0.2"
 
         buildConfigField "String", "REACT_NATIVE_RELEASE_LEVEL", "\"${findProperty('reactNativeReleaseLevel') ?: 'stable'}\""
     }
@@ -169,6 +169,23 @@ android {
     }
 }
 
+// Package the repository's canonical legal documents rather than maintaining
+// duplicate asset copies that can drift out of sync with release notices.
+def generatedLegalAssetsDirectory = layout.buildDirectory.dir("generated/legal-assets").get().asFile
+tasks.register("syncLegalAssets", Sync) {
+    into new File(generatedLegalAssetsDirectory, "legal")
+    from(new File(projectRoot, "LICENSE")) {
+        rename { "Helix-AGPL-3.0.txt" }
+    }
+    from new File(projectRoot, "THIRD_PARTY_NOTICES.md")
+    from new File(projectRoot, "ATTRIBUTION.md")
+    from new File(projectRoot, "licenses/HelixScreen-GPL-3.0.txt")
+}
+android.sourceSets.main.assets.srcDir generatedLegalAssetsDirectory
+tasks.named("preBuild").configure {
+    dependsOn tasks.named("syncLegalAssets")
+}
+
 // Apply static values from `gradle.properties` to the `android.packagingOptions`
 // Accepts values in comma delimited lists, example:
 // android.packagingOptions.pickFirsts=/LICENSE,**/picasa.ini

app.json

@@ -2,7 +2,7 @@
   "expo": {
     "name": "Helix",
     "slug": "u1-control",
-    "version": "3.0.1",
+    "version": "3.0.2",
     "orientation": "portrait",
     "scheme": "u1control",
     "userInterfaceStyle": "dark",
@@ -24,7 +24,7 @@
     },
     "android": {
       "package": "org.crabcore.u1control",
-      "versionCode": 20,
+      "versionCode": 21,
       "softwareKeyboardLayoutMode": "resize",
       "permissions": [
         "android.permission.POST_NOTIFICATIONS"

components/settings/AboutCard.tsx

@@ -28,6 +28,8 @@ import {
 type DialogIcon = React.ComponentProps<typeof MaterialCommunityIcons>['name'];
 
 const SUPPORT_URL = 'https://ko-fi.com/crabcore';
+const OPEN_SOURCE_NOTICES_URL =
+  'https://github.com/FatBoy721/Helix/blob/main/THIRD_PARTY_NOTICES.md';
 
 interface DialogState {
   title: string;
@@ -269,6 +271,27 @@ export default function AboutCard() {
     });
   };
 
+  const showOpenSourceLicenses = () => {
+    setDialog({
+      title: 'Open-source licenses',
+      message:
+        'Helix includes software from the Bespok3d, HelixScreen, OrcaSlicer, PrusaSlicer, and u1-slicer-for-android projects. Their copyright notices, licenses, and corresponding-source directions are preserved with the app.',
+      icon: 'license',
+      actions: [
+        { text: t('Not now'), onPress: closeDialog },
+        {
+          text: 'View notices',
+          icon: 'open-in-new',
+          variant: 'primary',
+          onPress: () => {
+            closeDialog();
+            openUrl(OPEN_SOURCE_NOTICES_URL).catch(() => {});
+          },
+        },
+      ],
+    });
+  };
+
   return (
     <>
       <View style={styles.card}>
@@ -298,6 +321,14 @@ export default function AboutCard() {
           <Text style={styles.linkText}>GitHub - Helix</Text>
           <MaterialCommunityIcons name="open-in-new" size={16} color={colors.subtext} />
         </TouchableOpacity>
+        <TouchableOpacity style={styles.linkRow} onPress={showOpenSourceLicenses}>
+          <MaterialCommunityIcons name="license" size={20} color={colors.text} />
+          <Text style={styles.linkText}>Open-source licenses</Text>
+          <MaterialCommunityIcons name="chevron-right" size={16} color={colors.subtext} />
+        </TouchableOpacity>
+        <Text style={styles.legalNote}>
+          Credits, license terms, and source directions for bundled components.
+        </Text>
         <TouchableOpacity style={styles.linkRow} onPress={() => openUrl(SUPPORT_URL).catch(() => {})}>
           <MaterialCommunityIcons name="coffee-outline" size={20} color={colors.text} />
           <Text style={styles.linkText}>{t('Support Helix')}</Text>
@@ -417,6 +448,13 @@ const styles = StyleSheet.create({
     lineHeight: 16,
     marginLeft: 20 + spacing.sm,
   },
+  legalNote: {
+    color: colors.subtext,
+    fontSize: 11,
+    lineHeight: 16,
+    marginLeft: 20 + spacing.sm,
+    marginBottom: spacing.xs,
+  },
   notesTitle: {
     color: colors.text,
     fontSize: 13,