diff --git a/.dockerignore b/.dockerignore
index c22f574..a73c39a 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -8,7 +8,6 @@
 .env
 .env.*
 !.env.example
-.env.gitea
 
 # Deps / build output (reinstalled or rebuilt in the image)
 vendor
diff --git a/.gitignore b/.gitignore
index ad024a5..23d2c32 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,7 +14,6 @@
 .env
 .env.*
 !.env.example
-.env.gitea
 *.pem
 
 .phpunit.result.cache
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 55964c4..3c62b05 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -72,7 +72,7 @@ _Keine offenen Änderungen — der nächste Stand wird hier gesammelt und als `v
 
 ### Hinzugefügt
 - **Update-Check unterstützt jetzt GitHub.** Public-Nutzer sehen Updates aus dem öffentlichen
-  GitHub-Repo (Tags + Changelog); Dev/Staging laufen weiter über Gitea.
+  GitHub-Repo (Tags + Changelog); interne Dev/Staging-Stufen bleiben privat.
 
 ### Geändert
 - **Öffentliche Projekt-Adresse ist jetzt `github.com/clusev/clusev`.** README, Quelltext- und
diff --git a/app/Livewire/Versions/Index.php b/app/Livewire/Versions/Index.php
index f645968..557ccf7 100644
--- a/app/Livewire/Versions/Index.php
+++ b/app/Livewire/Versions/Index.php
@@ -569,7 +569,7 @@ class Index extends Component
     /**
      * Links shown on the "Projekt" card. EVERY install lists the public open-core repo. The
      * dev/release-control box ALSO lists its actual update source first (which may be the private
-     * Gitea) — staging and stable never do, so a non-dev server can never expose a private source
+     * upstream) — staging and stable never do, so a non-dev server can never expose a private source
      * regardless of how its CLUSEV_REPOSITORY is set. (The update SOURCE is still
      * config('clusev.repository'); this only governs the displayed links.)
      *
@@ -589,7 +589,7 @@ class Index extends Component
         }
         $urls = ['https://github.com/'.$slug];
 
-        // Dev box only: ALSO surface the actual update source (e.g. the private Gitea), shown first.
+        // Dev box only: ALSO surface the actual update source (e.g. the private upstream), shown first.
         // Require a real URL (a parseable host) so a misconfigured/garbage source is dropped rather
         // than rendered as an empty link — the public repo still shows.
         if (config('clusev.release_controls')) {
diff --git a/app/Services/ReleaseChecker.php b/app/Services/ReleaseChecker.php
index 2bd58f5..01d464d 100644
--- a/app/Services/ReleaseChecker.php
+++ b/app/Services/ReleaseChecker.php
@@ -97,14 +97,14 @@ class ReleaseChecker
         return [$m[1], $m[2], $m[3]]; // base, owner, name
     }
 
-    /** Is the configured host GitHub? GitHub's API + raw host differ from a self-hosted Gitea. */
+    /** Is the configured host GitHub? GitHub's API + raw host differ from a self-hosted git host. */
     private function isGithubHost(string $base): bool
     {
         return (bool) preg_match('#^https?://(www\.)?github\.com/?$#i', $base);
     }
 
     /**
-     * Newest tag from the host's tag API. Gitea: <base>/api/v1/repos/<o>/<r>/tags?limit=.
+     * Newest tag from the host's tag API. Self-hosted: <base>/api/v1/repos/<o>/<r>/tags?limit=.
      * GitHub: https://api.github.com/repos/<o>/<r>/tags?per_page= (a User-Agent is mandatory there).
      * Returns the version WITHOUT the leading "v" (e.g. "0.9.50"); null on any failure.
      */
@@ -145,7 +145,7 @@ class ReleaseChecker
 
     /**
      * Fetch CHANGELOG.md at a ref (tag) from the configured host, for the "what's new" preview.
-     * Gitea: the /raw API with ?ref=. GitHub: https://raw.githubusercontent.com/<o>/<r>/<ref>/…
+     * Self-hosted: the /raw API with ?ref=. GitHub: https://raw.githubusercontent.com/<o>/<r>/<ref>/…
      * Cached briefly so a page render never repeats the call. Null on any failure (degrade quietly).
      */
     public function fetchChangelog(string $ref): ?string
diff --git a/config/clusev.php b/config/clusev.php
index 37fb1e1..142f763 100644
--- a/config/clusev.php
+++ b/config/clusev.php
@@ -25,8 +25,8 @@ return [
     'docs_url' => env('CLUSEV_DOCS_URL', 'https://docs.clusev.com'),
 
     // Update source. Defaults to the PUBLIC repo (safe to ship — it is public). install.sh overrides
-    // it via CLUSEV_REPOSITORY, derived from the clone origin: dev points at Gitea, staging at the
-    // GitHub-private mirror, public users at the public repo. Private (Gitea/GitHub-private) URLs live
+    // it via CLUSEV_REPOSITORY, derived from the clone origin: dev points at the private upstream,
+    // staging at the private mirror, public users at the public repo. Private (upstream/mirror) URLs live
     // ONLY in the gitignored .env — never in tracked files, so the public repo exposes no private URL.
     'repository' => env('CLUSEV_REPOSITORY', 'https://github.com/clusev/clusev'),
 
diff --git a/scripts/set-repository-url.sh b/scripts/set-repository-url.sh
index 31a7ba1..e6e176d 100755
--- a/scripts/set-repository-url.sh
+++ b/scripts/set-repository-url.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 # Derive the update source (CLUSEV_REPOSITORY) from the clone origin and write it into the given .env.
-# Called by install.sh + update.sh. The private (Gitea/GitHub-private) URL therefore lives ONLY in the
+# Called by install.sh + update.sh. The private (upstream/mirror) URL therefore lives ONLY in the
 # gitignored .env — never in a tracked file. No-op (exit 0) when there is no origin remote.
 #   usage: set-repository-url.sh <project-dir> <env-file>
 set -euo pipefail
diff --git a/scripts/set-repository-url.test.sh b/scripts/set-repository-url.test.sh
index 755ec00..fb913cd 100755
--- a/scripts/set-repository-url.test.sh
+++ b/scripts/set-repository-url.test.sh
@@ -14,10 +14,10 @@ grep -qx 'CLUSEV_REPOSITORY=https://git.example.com/o/clusev' "$work/proj/.env"
 
 # replace an existing line
 printf 'CLUSEV_REPOSITORY=old\n' >> "$work/proj/.env"
-git -C "$work/proj" remote set-url origin https://gitea.local/u/clusev
+git -C "$work/proj" remote set-url origin https://selfhosted.local/u/clusev
 bash "$here/set-repository-url.sh" "$work/proj" "$work/proj/.env"
 test "$(grep -c '^CLUSEV_REPOSITORY=' "$work/proj/.env")" = 1 || { echo "FAIL: duplicate line"; exit 1; }
-grep -qx 'CLUSEV_REPOSITORY=https://gitea.local/u/clusev' "$work/proj/.env" || { echo "FAIL: replace"; exit 1; }
+grep -qx 'CLUSEV_REPOSITORY=https://selfhosted.local/u/clusev' "$work/proj/.env" || { echo "FAIL: replace"; exit 1; }
 
 # no origin → no-op, no crash
 git init -q "$work/noremote"; printf '' > "$work/noremote/.env"
diff --git a/tests/Feature/ReleaseCheckerTest.php b/tests/Feature/ReleaseCheckerTest.php
index 9707da1..e5a7196 100644
--- a/tests/Feature/ReleaseCheckerTest.php
+++ b/tests/Feature/ReleaseCheckerTest.php
@@ -17,11 +17,11 @@ class ReleaseCheckerTest extends TestCase
 {
     use RefreshDatabase;
 
-    // Neutral Gitea-style host so the suite is hermetic (never depends on the ambient .env) and
+    // Neutral self-hosted host so the suite is hermetic (never depends on the ambient .env) and
     // leaks no real repository URL into the published tests. GitHub-host coverage sets its own URL.
-    private const REPO = 'https://gitea.test/o/clusev';
+    private const REPO = 'https://selfhosted.test/o/clusev';
 
-    private const TAGS_URL = 'gitea.test/api/v1/repos/o/clusev/tags*';
+    private const TAGS_URL = 'selfhosted.test/api/v1/repos/o/clusev/tags*';
 
     protected function setUp(): void
     {
diff --git a/tests/Feature/UpdateProgressTest.php b/tests/Feature/UpdateProgressTest.php
index 7819e9c..4f71332 100644
--- a/tests/Feature/UpdateProgressTest.php
+++ b/tests/Feature/UpdateProgressTest.php
@@ -23,9 +23,9 @@ class UpdateProgressTest extends TestCase
 {
     use RefreshDatabase;
 
-    private const REPO = 'https://gitea.test/o/clusev';
+    private const REPO = 'https://selfhosted.test/o/clusev';
 
-    private const TAGS_URL = 'gitea.test/api/v1/repos/o/clusev/tags*';
+    private const TAGS_URL = 'selfhosted.test/api/v1/repos/o/clusev/tags*';
 
     protected function setUp(): void
     {
diff --git a/tests/Feature/VersionUpdateCheckTest.php b/tests/Feature/VersionUpdateCheckTest.php
index 9e65198..2a19d04 100644
--- a/tests/Feature/VersionUpdateCheckTest.php
+++ b/tests/Feature/VersionUpdateCheckTest.php
@@ -24,11 +24,11 @@ class VersionUpdateCheckTest extends TestCase
 {
     use RefreshDatabase;
 
-    // Neutral Gitea-style host so the suite is hermetic (independent of the ambient .env) and the
+    // Neutral self-hosted host so the suite is hermetic (independent of the ambient .env) and the
     // published tests carry no real repository URL.
-    private const REPO = 'https://gitea.test/o/clusev';
+    private const REPO = 'https://selfhosted.test/o/clusev';
 
-    private const TAGS_URL = 'gitea.test/api/v1/repos/o/clusev/tags*';
+    private const TAGS_URL = 'selfhosted.test/api/v1/repos/o/clusev/tags*';
 
     protected function setUp(): void
     {
@@ -69,7 +69,7 @@ class VersionUpdateCheckTest extends TestCase
         config()->set('clusev.version', '0.9.4');
         Http::fake([
             self::TAGS_URL => Http::response([['name' => 'v0.9.6'], ['name' => 'v0.9.5'], ['name' => 'v0.9.4']]),
-            'gitea.test/api/v1/repos/o/clusev/raw/CHANGELOG.md*' => Http::response(
+            'selfhosted.test/api/v1/repos/o/clusev/raw/CHANGELOG.md*' => Http::response(
                 "# Changelog\n\n## [0.9.6] - 2026-06-22\n\n### Hinzugefügt\n- Brandneues Feature XYZ.\n\n".
                 "## [0.9.5] - 2026-06-22\n\n### Behoben\n- Fehler ABC behoben.\n\n".
                 "## [0.9.4] - 2026-06-21\n\n### Geändert\n- Schon installiert.\n"
@@ -320,7 +320,7 @@ class VersionUpdateCheckTest extends TestCase
         config()->set('clusev.public_slug', 'clusev/clusev');
         Http::fake();
 
-        // setUp() set clusev.repository to the (Gitea-style) source — the dev box lists it FIRST,
+        // setUp() set clusev.repository to the (self-hosted) source — the dev box lists it FIRST,
         // then the public repo. Both visible.
         Livewire::test(Index::class)->assertViewHas('repositories', fn ($repos) => self::urls($repos) === [
             self::REPO, 'https://github.com/clusev/clusev',
@@ -346,7 +346,7 @@ class VersionUpdateCheckTest extends TestCase
         config()->set('clusev.public_slug', 'clusev/clusev');
         Http::fake();
 
-        // Even though clusev.repository points at the private Gitea source (setUp), the card lists
+        // Even though clusev.repository points at the private self-hosted source (setUp), the card lists
         // ONLY the public repo — a non-dev server never exposes the private source.
         Livewire::test(Index::class)->assertViewHas('repositories', fn ($repos) => self::urls($repos) === [
             'https://github.com/clusev/clusev',
@@ -385,7 +385,7 @@ class VersionUpdateCheckTest extends TestCase
         return [
             'empty' => ['', 'https://github.com/clusev/clusev'],
             'surrounding slashes' => ['/acme/pub/', 'https://github.com/acme/pub'],
-            'full private url' => ['https://gitea.internal/o/repo', 'https://github.com/clusev/clusev'],
+            'full private url' => ['https://selfhosted.internal/o/repo', 'https://github.com/clusev/clusev'],
         ];
     }
 }