diff --git a/launcher/CMakeLists.txt b/launcher/CMakeLists.txt
index 692aebe5..83635512 100644
--- a/launcher/CMakeLists.txt
+++ b/launcher/CMakeLists.txt
@@ -539,6 +539,8 @@ set(TECHNIC_SOURCES
     modplatform/technic/SingleZipPackInstallTask.cpp
     modplatform/technic/SolderPackInstallTask.h
     modplatform/technic/SolderPackInstallTask.cpp
+    modplatform/technic/SolderPackManifest.h
+    modplatform/technic/SolderPackManifest.cpp
     modplatform/technic/TechnicPackProcessor.h
     modplatform/technic/TechnicPackProcessor.cpp
 )
diff --git a/launcher/modplatform/technic/SolderPackManifest.cpp b/launcher/modplatform/technic/SolderPackManifest.cpp
new file mode 100644
index 00000000..16fe0b0e
--- /dev/null
+++ b/launcher/modplatform/technic/SolderPackManifest.cpp
@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (c) 2022 Jamie Mansfield <jmansfield@cadixdev.org>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "SolderPackManifest.h"
+
+#include "Json.h"
+
+namespace TechnicSolder {
+
+void loadPack(Pack& v, QJsonObject& obj)
+{
+    v.recommended = Json::requireString(obj, "recommended");
+    v.latest = Json::requireString(obj, "latest");
+
+    auto builds = Json::requireArray(obj, "builds");
+    for (const auto buildRaw : builds) {
+        auto build = Json::requireString(buildRaw);
+        v.builds.append(build);
+    }
+}
+
+static void loadPackBuildMod(PackBuildMod& b, QJsonObject& obj)
+{
+    b.name = Json::requireString(obj, "name");
+    b.version = Json::requireString(obj, "version");
+    b.md5 = Json::requireString(obj, "md5");
+    b.url = Json::requireString(obj, "url");
+}
+
+void loadPackBuild(PackBuild& v, QJsonObject& obj)
+{
+    v.minecraft = Json::requireString(obj, "minecraft");
+
+    auto mods = Json::requireArray(obj, "mods");
+    for (const auto modRaw : mods) {
+        auto modObj = Json::requireObject(modRaw);
+        PackBuildMod mod;
+        loadPackBuildMod(mod, modObj);
+        v.mods.append(mod);
+    }
+}
+
+}
diff --git a/launcher/modplatform/technic/SolderPackManifest.h b/launcher/modplatform/technic/SolderPackManifest.h
new file mode 100644
index 00000000..09f18df0
--- /dev/null
+++ b/launcher/modplatform/technic/SolderPackManifest.h
@@ -0,0 +1,49 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  PolyMC - Minecraft Launcher
+ *  Copyright (c) 2022 Jamie Mansfield <jmansfield@cadixdev.org>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <QString>
+#include <QVector>
+#include <QJsonObject>
+
+namespace TechnicSolder {
+
+struct Pack {
+    QString recommended;
+    QString latest;
+    QVector<QString> builds;
+};
+
+void loadPack(Pack& v, QJsonObject& obj);
+
+struct PackBuildMod {
+    QString name;
+    QString version;
+    QString md5;
+    QString url;
+};
+
+struct PackBuild {
+    QString minecraft;
+    QVector<PackBuildMod> mods;
+};
+
+void loadPackBuild(PackBuild& v, QJsonObject& obj);
+
+}