diff --git a/cmd/server/main.go b/cmd/server/main.go
index 8585a7e..fba73a0 100644
--- a/cmd/server/main.go
+++ b/cmd/server/main.go
@@ -134,7 +134,9 @@ func main() {
 			})
 
 			r.Route("/modpacks", func(r chi.Router) {
+				r.Get("/", modpackHandler.GetModpacks)
 				r.Post("/import", modpackHandler.ImportModpack)
+				r.Post("/update", modpackHandler.UpdateModpack)
 				r.Get("/versions", modpackHandler.GetModpackVersions)
 			})
 
diff --git a/internal/api/modpack_handler.go b/internal/api/modpack_handler.go
index 5b2aef4..4ea7c59 100644
--- a/internal/api/modpack_handler.go
+++ b/internal/api/modpack_handler.go
@@ -282,3 +282,179 @@ func parseModpackURL(rawURL string) (string, error) {
 	}
 	return slug, nil
 }
+
+// GetModpacks возвращает список всех модпаков для админки
+func (h *ModpackHandler) GetModpacks(w http.ResponseWriter, r *http.Request) {
+	modpacks, err := h.ModpackRepo.GetAllModpacks(r.Context())
+	if err != nil {
+		slog.Error("Failed to get modpacks", "error", err)
+		http.Error(w, "Failed to get modpacks", http.StatusInternalServerError)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(modpacks)
+}
+
+// UpdateJobParams содержит параметры для фоновой задачи обновления
+type UpdateJobParams struct {
+	ImporterType string
+	ImportMethod string
+	SourceURL    string
+	TempZipPath  string
+	ModpackID    int
+	ModpackName  string
+	MCVersion    string
+}
+
+// UpdateModpack обрабатывает запрос на обновление модпака
+func (h *ModpackHandler) UpdateModpack(w http.ResponseWriter, r *http.Request) {
+	if err := r.ParseMultipartForm(512 << 20); err != nil {
+		http.Error(w, "File too large", http.StatusBadRequest)
+		return
+	}
+
+	modpackName := r.FormValue("modpackName")
+	if modpackName == "" {
+		http.Error(w, "Missing modpack name", http.StatusBadRequest)
+		return
+	}
+
+	// Получаем модпак по имени
+	modpack, err := h.ModpackRepo.GetModpackByName(r.Context(), modpackName)
+	if err != nil {
+		http.Error(w, "Modpack not found", http.StatusNotFound)
+		return
+	}
+
+	params := UpdateJobParams{
+		ImporterType: r.FormValue("importerType"),
+		ImportMethod: r.FormValue("importMethod"),
+		SourceURL:    r.FormValue("sourceUrl"),
+		ModpackID:    modpack.ID,
+		ModpackName:  modpackName,
+		MCVersion:    r.FormValue("mcVersion"),
+	}
+
+	if params.MCVersion == "" {
+		params.MCVersion = modpack.MinecraftVersion
+	}
+
+	// Обработка загрузки файла
+	if params.ImportMethod == "file" {
+		file, _, err := r.FormFile("file")
+		if err != nil {
+			http.Error(w, "Invalid file upload", http.StatusBadRequest)
+			return
+		}
+		defer file.Close()
+
+		tempFile, err := os.CreateTemp("", "modpack-update-*.zip")
+		if err != nil {
+			http.Error(w, "Could not create temp file", http.StatusInternalServerError)
+			return
+		}
+
+		if _, err := io.Copy(tempFile, file); err != nil {
+			tempFile.Close()
+			os.Remove(tempFile.Name())
+			http.Error(w, "Could not save temp file", http.StatusInternalServerError)
+			return
+		}
+		tempFile.Close()
+		params.TempZipPath = tempFile.Name()
+	}
+
+	// Создаем задачу в БД
+	jobID, err := h.JobRepo.CreateJob(r.Context())
+	if err != nil {
+		if params.ImportMethod == "file" {
+			os.Remove(params.TempZipPath)
+		}
+		http.Error(w, fmt.Sprintf("Failed to create job: %v", err), http.StatusInternalServerError)
+		return
+	}
+
+	// Запускаем worker
+	go h.processUpdateJob(jobID, params)
+
+	// Отправляем ответ
+	w.WriteHeader(http.StatusAccepted)
+	json.NewEncoder(w).Encode(map[string]interface{}{
+		"job_id":  jobID,
+		"message": "Update job started",
+	})
+}
+
+// processUpdateJob выполняет обновление модпака в фоне
+func (h *ModpackHandler) processUpdateJob(jobID int, params UpdateJobParams) {
+	ctx := context.Background()
+	h.updateJobStatus(ctx, jobID, models.JobStatusDownloading, 10, "")
+
+	// Очистка временного файла по завершении
+	if params.TempZipPath != "" {
+		defer os.Remove(params.TempZipPath)
+	}
+
+	storagePath := os.Getenv("MODPACKS_STORAGE_PATH")
+	var imp importer.ModpackImporter
+
+	// Настройка импортера
+	switch params.ImporterType {
+	case "simple":
+		imp = &importer.SimpleZipImporter{StoragePath: storagePath}
+	case "curseforge":
+		apiKey := os.Getenv("CURSEFORGE_API_KEY")
+		if apiKey == "" {
+			h.updateJobStatus(ctx, jobID, models.JobStatusFailed, 0, "CurseForge API key missing")
+			return
+		}
+		imp = importer.NewCurseForgeImporter(storagePath, apiKey)
+	case "modrinth":
+		imp = importer.NewModrinthImporter(storagePath)
+	default:
+		h.updateJobStatus(ctx, jobID, models.JobStatusFailed, 0, "Invalid importer type")
+		return
+	}
+
+	// Загрузка по URL если нужно
+	if params.ImportMethod == "url" {
+		h.updateJobStatus(ctx, jobID, models.JobStatusDownloading, 20, "Downloading from URL...")
+
+		if cfImporter, ok := imp.(*importer.CurseForgeImporter); ok {
+			zipPath, err := cfImporter.DownloadModpackFromURL(params.SourceURL)
+			if err != nil {
+				h.updateJobStatus(ctx, jobID, models.JobStatusFailed, 0, fmt.Sprintf("Download failed: %v", err))
+				return
+			}
+			params.TempZipPath = zipPath
+			defer os.Remove(zipPath)
+		} else {
+			h.updateJobStatus(ctx, jobID, models.JobStatusFailed, 0, "URL import not supported for this type")
+			return
+		}
+	}
+
+	h.updateJobStatus(ctx, jobID, models.JobStatusProcessing, 40, "Processing modpack files...")
+
+	// Импорт файлов
+	files, err := imp.Import(params.TempZipPath)
+	if err != nil {
+		h.updateJobStatus(ctx, jobID, models.JobStatusFailed, 0, fmt.Sprintf("Import failed: %v", err))
+		return
+	}
+
+	h.updateJobStatus(ctx, jobID, models.JobStatusProcessing, 80, "Updating database...")
+
+	// Обновление в БД
+	err = h.ModpackRepo.UpdateModpackTx(ctx, params.ModpackID, params.MCVersion, files)
+	if err != nil {
+		h.updateJobStatus(ctx, jobID, models.JobStatusFailed, 0, fmt.Sprintf("Database update failed: %v", err))
+		return
+	}
+
+	h.updateJobStatus(ctx, jobID, models.JobStatusCompleted, 100, "Success")
+
+	// Запуск Janitor-а
+	go h.JanitorService.CleanOrphanedFiles(context.Background())
+}
diff --git a/internal/database/modpack_repository.go b/internal/database/modpack_repository.go
index b17a088..b71e7f1 100644
--- a/internal/database/modpack_repository.go
+++ b/internal/database/modpack_repository.go
@@ -126,3 +126,85 @@ func (r *ModpackRepository) GetModpacksSummary(ctx context.Context) ([]models.Mo
 
 	return summaries, nil
 }
+
+// GetAllModpacks возвращает список всех модпаков для админки.
+func (r *ModpackRepository) GetAllModpacks(ctx context.Context) ([]models.Modpack, error) {
+	query := `
+		SELECT id, name, display_name, minecraft_version, is_active, created_at, updated_at
+		FROM modpacks
+		ORDER BY name`
+
+	rows, err := r.DB.Query(ctx, query)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	var modpacks []models.Modpack
+	for rows.Next() {
+		var m models.Modpack
+		if err := rows.Scan(&m.ID, &m.Name, &m.DisplayName, &m.MinecraftVersion, &m.IsActive, &m.CreatedAt, &m.UpdatedAt); err != nil {
+			return nil, err
+		}
+		modpacks = append(modpacks, m)
+	}
+
+	return modpacks, nil
+}
+
+// UpdateModpackTx обновляет файлы модпака в транзакции: удаляет старые, добавляет новые.
+func (r *ModpackRepository) UpdateModpackTx(ctx context.Context, modpackID int, mcVersion string, files []models.ModpackFile) error {
+	tx, err := r.DB.Begin(ctx)
+	if err != nil {
+		return err
+	}
+	defer tx.Rollback(ctx)
+
+	// Обновляем версию Minecraft и updated_at
+	_, err = tx.Exec(ctx,
+		"UPDATE modpacks SET minecraft_version = $1, updated_at = NOW() WHERE id = $2",
+		mcVersion, modpackID)
+	if err != nil {
+		return err
+	}
+
+	// Удаляем старые файлы
+	_, err = tx.Exec(ctx, "DELETE FROM modpack_files WHERE modpack_id = $1", modpackID)
+	if err != nil {
+		return err
+	}
+
+	// Добавляем новые файлы
+	rows := make([][]interface{}, len(files))
+	for i, f := range files {
+		rows[i] = []interface{}{modpackID, f.RelativePath, f.FileHash, f.FileSize, f.DownloadURL}
+	}
+
+	_, err = tx.CopyFrom(
+		ctx,
+		pgx.Identifier{"modpack_files"},
+		[]string{"modpack_id", "relative_path", "file_hash", "file_size", "download_url"},
+		pgx.CopyFromRows(rows),
+	)
+	if err != nil {
+		return err
+	}
+
+	return tx.Commit(ctx)
+}
+
+// GetModpackByName возвращает модпак по имени.
+func (r *ModpackRepository) GetModpackByName(ctx context.Context, name string) (*models.Modpack, error) {
+	query := `
+		SELECT id, name, display_name, minecraft_version, is_active, created_at, updated_at
+		FROM modpacks
+		WHERE name = $1`
+
+	var m models.Modpack
+	err := r.DB.QueryRow(ctx, query, name).Scan(&m.ID, &m.Name, &m.DisplayName, &m.MinecraftVersion, &m.IsActive, &m.CreatedAt, &m.UpdatedAt)
+	if err != nil {
+		return nil, err
+	}
+
+	return &m, nil
+}