diff --git a/steps-guix/guile-sqlite3-0.1.3/pass1.sh b/steps-guix/guile-sqlite3-0.1.3/pass1.sh
new file mode 100755
index 00000000..2b1c0537
--- /dev/null
+++ b/steps-guix/guile-sqlite3-0.1.3/pass1.sh
@@ -0,0 +1,30 @@
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+src_prepare() {
+    default
+    autoreconf -fi
+}
+
+src_configure() {
+    local host_triplet pkg_config_path
+    host_triplet="$(gcc -dumpmachine)"
+    pkg_config_path="${LIBDIR}/pkgconfig"
+
+    PATH="${PREFIX}/bin:/usr/bin:/bin" \
+    PKG_CONFIG_LIBDIR="${pkg_config_path}" \
+    PKG_CONFIG_PATH="${pkg_config_path}" \
+    LD_LIBRARY_PATH="${LIBDIR}:${LD_LIBRARY_PATH}" \
+    ./configure \
+        --prefix="${PREFIX}" \
+        --libdir="${LIBDIR}" \
+        --host="${host_triplet}" \
+        --build="${host_triplet}"
+}
+
+src_compile() {
+    default_src_compile
+}
+
+src_install() {
+    default_src_install
+}
diff --git a/steps-guix/guile-sqlite3-0.1.3/sources b/steps-guix/guile-sqlite3-0.1.3/sources
new file mode 100644
index 00000000..44a9c687
--- /dev/null
+++ b/steps-guix/guile-sqlite3-0.1.3/sources
@@ -0,0 +1 @@
+f https://deb.debian.org/debian/pool/main/g/guile-sqlite3/guile-sqlite3_0.1.3.orig.tar.gz 158cb82958c6329319f911412999ea125980f327f54185bf0dad271d6f8f45c2
diff --git a/steps-guix/manifest b/steps-guix/manifest
index 8b2ac05b..1e79f728 100644
--- a/steps-guix/manifest
+++ b/steps-guix/manifest
@@ -23,8 +23,8 @@ build: nettle-3.10.2
 build: libtasn1-v4.21.0
 build: gnutls-3.8.12
 build: guile-gnutls-v5.0.1
-# build: unzip-6.0
-# build: sqlite-3510200
-# build: guile-sqlite3-0.1.3
+build: unzip-6.0
+build: sqlite-3510200
+build: guile-sqlite3-0.1.3
 
 improve: after
diff --git a/steps-guix/sqlite-3510200/pass1.sh b/steps-guix/sqlite-3510200/pass1.sh
new file mode 100755
index 00000000..741efd55
--- /dev/null
+++ b/steps-guix/sqlite-3510200/pass1.sh
@@ -0,0 +1,42 @@
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+src_unpack() {
+    local url fname
+
+    url="$(awk 'NR==1 { print $2 }' ../sources)"
+    fname="$(awk 'NR==1 { print $4 }' ../sources)"
+
+    if [ -z "${fname}" ]; then
+        fname="$(basename "${url}")"
+    fi
+
+    cp "${DISTFILES}/${fname}" .
+    unzip -q "${fname}"
+
+    dirname="${fname%.zip}"
+}
+
+src_prepare() {
+    default
+}
+
+src_configure() {
+    local host_triplet
+    host_triplet="$(gcc -dumpmachine)"
+
+    PATH="${PREFIX}/bin:/usr/bin:/bin" \
+    ./configure \
+        --prefix="${PREFIX}" \
+        --libdir="${LIBDIR}" \
+        --host="${host_triplet}" \
+        --build="${host_triplet}" \
+        --disable-tcl
+}
+
+src_compile() {
+    default_src_compile
+}
+
+src_install() {
+    default_src_install
+}
diff --git a/steps-guix/sqlite-3510200/sources b/steps-guix/sqlite-3510200/sources
new file mode 100644
index 00000000..07e3832c
--- /dev/null
+++ b/steps-guix/sqlite-3510200/sources
@@ -0,0 +1 @@
+f https://sqlite.org/2026/sqlite-src-3510200.zip 85110f762d5079414d99dd5d7917bc3ff7e05876e6ccbd13d8496a3817f20829
diff --git a/steps-guix/unzip-6.0/pass1.sh b/steps-guix/unzip-6.0/pass1.sh
new file mode 100755
index 00000000..699878af
--- /dev/null
+++ b/steps-guix/unzip-6.0/pass1.sh
@@ -0,0 +1,15 @@
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+src_prepare() {
+    default
+}
+
+src_compile() {
+    make "${MAKEJOBS}" -f unix/Makefile generic_gcc
+}
+
+src_install() {
+    make -f unix/Makefile install \
+        BINDIR="${DESTDIR}${PREFIX}/bin" \
+        MANDIR="${DESTDIR}${PREFIX}/share/man/man1"
+}
diff --git a/steps-guix/unzip-6.0/sources b/steps-guix/unzip-6.0/sources
new file mode 100644
index 00000000..f0def884
--- /dev/null
+++ b/steps-guix/unzip-6.0/sources
@@ -0,0 +1 @@
+f https://downloads.sourceforge.net/infozip/unzip60.tar.gz 036d96991646d0449ed0aa952e4fbe21b476ce994abc276e49d30e686708bd37