diff --git a/recipes/incoming-kde/kcalc.toml b/recipes/incoming-kde/kcalc.toml
new file mode 100644
index 00000000..dd4b3b09
--- /dev/null
+++ b/recipes/incoming-kde/kcalc.toml
@@ -0,0 +1,53 @@
+# kcalc 25.04.3 — la calculadora de KDE (release-service). 4ta APP del escritorio.
+# Patrón KF6 app (dynamic, wrapper zig, ECM). Su lib interna `knumber` usa GMP+MPFR+MPC (aritmética de
+# enteros/floats/complejos de precisión arbitraria); knumber_complex.cpp incluye <mpc.h> siempre ⇒ mpc
+# es build-dep duro (además de gmp/mpfr ya sellados). find_package(MPC) por módulo bundleado
+# (cmake/modules/FindMPC.cmake) localiza mpc.h/libmpc en /usr (deps materializadas).
+name    = "kcalc"
+version = "25.04.3"
+
+[source]
+tarball = "https://download.kde.org/stable/release-service/25.04.3/src/kcalc-25.04.3.tar.xz"
+sha256  = "1b6f52ff6950a5c7f6754bb41fd036af4a016939227b2f4351f3836ba705348b"
+
+[build]
+compiler = "zig-cc"
+target   = "x86_64-linux-musl"
+link     = "dynamic"
+flags    = []
+
+[build.phases]
+configure = '''
+rm -rf po doc appiumtests
+# KF6DocTools opcional (no REQUIRED) → nada de doc. BUILD_TESTING=OFF cubre autotests/knumber/tests.
+sed -i '/add_subdirectory(doc)/d' CMakeLists.txt
+ZW="$PWD/.zwrap"; mkdir -p "$ZW"
+cat > "$ZW/cc"  <<'W'
+#!/bin/sh
+a=""; for x in "$@"; do [ "$x" = "-Wl,--fatal-warnings" ] && continue; a="$a $x"; done
+exec /opt/zig/zig cc -mcpu=baseline $a
+W
+cat > "$ZW/cxx" <<'W'
+#!/bin/sh
+a=""; for x in "$@"; do [ "$x" = "-Wl,--fatal-warnings" ] && continue; a="$a $x"; done
+exec /opt/zig/zig c++ -mcpu=baseline $a
+W
+chmod +x "$ZW/cc" "$ZW/cxx"
+cmake -B build -G Ninja -Wno-dev \
+  -DCMAKE_C_COMPILER="$ZW/cc" -DCMAKE_CXX_COMPILER="$ZW/cxx" -DCMAKE_ASM_COMPILER="$ZW/cc" \
+  -DCMAKE_BUILD_TYPE=Release -DCMAKE_INSTALL_PREFIX=/usr -DCMAKE_PREFIX_PATH=/usr \
+  -DCMAKE_INTERPROCEDURAL_OPTIMIZATION=OFF -DBUILD_TESTING=OFF
+'''
+compile = "cmake --build build"
+install = "DESTDIR=/out cmake --install build"
+
+[deps]
+build = ["cmake", "samurai", "python3", "pkgconf", "qtbase", "dbus", "extra-cmake-modules", "qttools",
+  "gettext-tiny", "mesa", "libdrm", "libxkbcommon", "wayland", "qtdeclarative",
+  "gmp", "mpfr", "mpc",
+  "kcoreaddons", "kconfig", "kconfigwidgets", "kcolorscheme", "kcodecs", "kguiaddons", "ki18n",
+  "kwidgetsaddons", "kxmlgui", "kcrash", "knotifications", "kiconthemes", "karchive", "sonnet",
+  "kwindowsystem", "kglobalaccel", "kauth", "solid", "attica", "kcompletion", "kitemviews",
+  "kjobwidgets", "kservice", "kdbusaddons", "icu4c",
+  "libX11", "xorgproto", "libXau", "libXdmcp", "libXext", "libXrender", "libXfixes", "libXi",
+  "libxcb", "xcb-util", "xcb-util-keysyms", "xcb-util-wm", "xcb-util-image", "xcb-util-renderutil"]
diff --git a/recipes/incoming-kde/mpc.toml b/recipes/incoming-kde/mpc.toml
new file mode 100644
index 00000000..7b514e6a
--- /dev/null
+++ b/recipes/incoming-kde/mpc.toml
@@ -0,0 +1,27 @@
+# GNU MPC 1.3.1 — aritmética de números complejos de precisión arbitraria con redondeo correcto
+# (libmpc.so), sobre GMP+MPFR. Campaña KDE (ADR 0011): lo exige knumber (el motor matemático de KCalc);
+# knumber/knumber_complex.cpp incluye <mpc.h> incondicionalmente ⇒ MPC es build-dep duro de kcalc.
+#
+# compiler=zig-cc como gmp/mpfr (el gueto-gcc del sandbox falla el link test libgcc/ssp "wrong format").
+# --with-gmp=/usr --with-mpfr=/usr apuntan a los sellados. link=dynamic (libtool descarta -static).
+name    = "mpc"
+version = "1.3.1"
+
+[source]
+tarball = "https://ftp.gnu.org/gnu/mpc/mpc-1.3.1.tar.gz"
+sha256  = "ab642492f5cf882b74aa0cb730cd410a81edcdbec895183ce930e706c1c759b8"
+
+[build]
+compiler    = "zig-cc"
+zig_version = "0.13.0"
+target      = "x86_64-linux-musl"
+link        = "dynamic"
+flags       = []
+
+[build.phases]
+configure = './configure --build=$CBUILD --host=$CHOST --prefix=/usr --disable-static --enable-shared --with-gmp=/usr --with-mpfr=/usr'
+compile   = 'make -j"$(nproc)"'
+install   = "make install DESTDIR=/out && find /out -name '*.la' -delete"
+
+[deps]
+build = ["gmp", "mpfr", "pkgconf"]