diff --git a/dev-util/ccache/Manifest b/dev-util/ccache/Manifest
index 073b2019f4d7e..65b0507f08837 100644
--- a/dev-util/ccache/Manifest
+++ b/dev-util/ccache/Manifest
@@ -6,3 +6,5 @@ DIST ccache-4.13.2.tar.xz 536304 BLAKE2B 4f6a27153c4aa01a03f7f2df7663f90d049a6cc
DIST ccache-4.13.2.tar.xz.minisig 315 BLAKE2B a8c1e659bc2f0221ab95efdda6d684824976c17a61aa9946d76c81ed7c9babff57c3ed934c1c014f9181b0159981157745ae3e281e3f43ccaa70f65a83d71326 SHA512 fbdb7494a166b7fc308ce0c5fa6e2d5437780aef7600f955dd78fd127ec3fa18bf34ab9bba5a482e9b7762cbd6cd67613f134a22a11e871e5e38d9d5349ac1fe
DIST ccache-4.13.3.tar.xz 537828 BLAKE2B 07175c1f4ccf97638d85abc1de26302d38d08a498db9c151fbddecec7f438570ee15f2eadc222aa0bad21beab55ac4f2ceb5f20a47442144cc15898902806d8e SHA512 93766932df147395eb2ec1d58e660be4d713fb0e210d9b1d7ab8798d708abc3a99ced2580b31c0a819035a6c7b033edf61bbc2343d2f02e8f18de44faa8f7f9a
DIST ccache-4.13.3.tar.xz.minisig 315 BLAKE2B 162e52b1d43db84dfb7c1c5a3c156e911a6e73c4b4dfe8958dfa1d2667063f62d88b47cef3f387fd41ab49357c056c42e56a2502421db1517670b3bb2b3a34bb SHA512 a016e41e244c6cd33211f6a3ceb57d31943a5a14c240a6f80e23babf8d11650ecc28360b9089d21ae8538ea9a2f6eae234381a958f322468c7086ad857ec2483
+DIST ccache-4.13.5.tar.xz 538548 BLAKE2B 9234700482e3bb9e6b85c6db080158a862f6890e3eac1ffaa6236ebd9e877f38915b7f7d0771e5071acc492cbcbcf20a32e76dddb201fafad7baed2b10787cc8 SHA512 fcd6cc6ea5ed96bd00a79bd1610534b83c38b8933495f128fab7faf78ae172e4e5953c42afdb615494bf87afac9f5bb80d6a51f92a96bd089ac24a8612bbc7c4
+DIST ccache-4.13.5.tar.xz.minisig 315 BLAKE2B 29432c870f3c94f112ed12fad7cd478aa59563ea623dd8327758827afd67a689c61b5c95862dd7dfff415babece163d4736680a388ab6353749c05cef08a8544 SHA512 7cff37ffe8255caa0c2dd135d1bcdd5da1f108a6a683f37d8d4f1d77509304a6b7d239733353a6e68bed76f1677a0762e7d9c074d13e7f126fce1c10a2bbd6db
diff --git a/dev-util/ccache/ccache-4.13.5.ebuild b/dev-util/ccache/ccache-4.13.5.ebuild
new file mode 100644
index 0000000000000..561da5ee399f3
--- /dev/null
+++ b/dev-util/ccache/ccache-4.13.5.ebuild
@@ -0,0 +1,148 @@
+# Copyright 1999-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+# XXX: We don't use CCACHE_* for these vars like we do in e.g. cmake/libabigail/qemu
+# because Portage unsets them. Aaaah!
+#
+# Generate using https://github.com/thesamesam/sam-gentoo-scripts/blob/main/niche/generate-ccache-docs
+# Set to 1 if prebuilt, 0 if not
+# (the construct below is to allow overriding from env for script)
+: ${MY_DOCS_PREBUILT:=1}
+
+MY_DOCS_PREBUILT_DEV=sam
+MY_DOCS_VERSION=$(ver_cut 1-2)
+# Default to generating docs (inc. man pages) if no prebuilt; overridden later
+# See bug #784815
+MY_DOCS_USEFLAG="+doc"
+
+VERIFY_SIG_OPENPGP_KEY_PATH=/usr/share/openpgp-keys/ccache.minisig
+VERIFY_SIG_METHOD=minisig
+inherit cmake toolchain-funcs flag-o-matic prefix verify-sig
+
+DESCRIPTION="Fast compiler cache"
+HOMEPAGE="https://ccache.dev/"
+SRC_URI="https://github.com/ccache/ccache/releases/download/v${PV}/${P}.tar.xz"
+SRC_URI+=" verify-sig? ( https://github.com/ccache/ccache/releases/download/v${PV}/${P}.tar.xz.minisig )"
+if [[ ${MY_DOCS_PREBUILT} == 1 ]] ; then
+ SRC_URI+=" !doc? ( https://dev.gentoo.org/~${MY_DOCS_PREBUILT_DEV}/distfiles/${CATEGORY}/${PN}/${PN}-${MY_DOCS_VERSION}-docs.tar.xz )"
+ MY_DOCS_USEFLAG="doc"
+fi
+
+# https://ccache.dev/license.html
+# ccache, blake3
+LICENSE="GPL-3+ || ( CC0-1.0 Apache-2.0 )"
+LICENSE+=" elibc_mingw? ( LGPL-3 ISC PSF-2 )"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~riscv ~s390 ~sparc ~x86"
+# Enable 'static-c++' by default to make 'gcc' ebuild Just Work: bug #761220
+IUSE="${MY_DOCS_USEFLAG} http redis +static-c++ test"
+RESTRICT="!test? ( test )"
+
+DEPEND="
+ >=app-arch/zstd-1.3.4:=
+ !static-c++? (
+ >=dev-libs/libfmt-8.0.0:=
+ http? ( >=dev-cpp/cpp-httplib-0.20.0:= )
+ )
+ >=dev-libs/blake3-1.8.2:=
+ >=dev-libs/xxhash-0.8.3
+ redis? ( >=dev-libs/hiredis-1.3.0:= )
+"
+RDEPEND="
+ ${DEPEND}
+ dev-util/shadowman
+ sys-apps/gentoo-functions
+"
+DEPEND+=" dev-cpp/expected"
+# Needed for eselect calls in pkg_*
+IDEPEND="dev-util/shadowman"
+
+# clang-specific tests use dev-libs/elfutils to compare objects for equality.
+# Let's pull in the dependency unconditionally.
+BDEPEND="
+ doc? ( dev-ruby/asciidoctor )
+ test? (
+ >=dev-cpp/doctest-2.4.12
+ dev-libs/elfutils
+ )
+ verify-sig? ( sec-keys/minisig-keys-ccache )
+"
+
+DOCS=( doc/{authors,manual,news}.adoc CONTRIBUTING.md README.md )
+
+PATCHES=(
+ "${FILESDIR}"/${PN}-3.5-nvcc-test.patch
+ "${FILESDIR}"/${PN}-4.0-objdump.patch
+ "${FILESDIR}"/${PN}-4.13-avoid-run-user.patch
+)
+
+src_unpack() {
+ # Avoid aborting on the doc tarball
+ if use verify-sig ; then
+ verify-sig_verify_detached "${DISTDIR}"/${P}.tar.xz{,.minisig}
+ fi
+
+ default
+}
+
+src_prepare() {
+ cmake_src_prepare
+
+ cp "${FILESDIR}"/ccache-config-3 ccache-config || die
+ eprefixify ccache-config
+}
+
+src_configure() {
+ # Mainly used in tests
+ tc-export CC OBJDUMP
+
+ local mycmakeargs=(
+ -DENABLE_DOCUMENTATION=$(usex doc)
+ -DENABLE_TESTING=$(usex test)
+ -DDEPS=LOCAL
+ -DHTTP_STORAGE_BACKEND=$(usex http)
+ -DREDIS_STORAGE_BACKEND=$(usex redis)
+ )
+
+ # Avoid dependency on libstdc++.so. Useful for cases when
+ # we would like to use ccache to build older gcc which injects
+ # into ccache locally built (possibly outdated) libstdc++
+ # See bug #761220 for examples.
+ #
+ # Ideally gcc should not use LD_PRELOAD to avoid this type of failure.
+ if use static-c++ ; then
+ append-ldflags -static-libstdc++
+
+ mycmakeargs+=( -DDEP_FMT=BUNDLED )
+ use http && mycmakeargs+=( -DDEP_CPPHTTPLIB=BUNDLED )
+ fi
+
+ cmake_src_configure
+}
+
+src_install() {
+ cmake_src_install
+
+ dobin ccache-config
+ insinto /usr/share/shadowman/tools
+ newins - ccache <<<"${EPREFIX}/usr/lib/ccache/bin"
+
+ # If USE=doc, there'll be newly generated docs which we install instead.
+ if ! use doc && [[ ${MY_DOCS_PREBUILT} == 1 ]] ; then
+ doman "${WORKDIR}"/${PN}-${MY_DOCS_VERSION}-docs/doc/*.[0-8]
+ fi
+}
+
+pkg_prerm() {
+ if [[ -z ${REPLACED_BY_VERSION} && -z ${ROOT} ]] ; then
+ eselect compiler-shadow remove ccache
+ fi
+}
+
+pkg_postinst() {
+ if [[ -z ${ROOT} ]] ; then
+ eselect compiler-shadow update ccache
+ fi
+}
diff --git a/dev-util/ccache/metadata.xml b/dev-util/ccache/metadata.xml
index 7adfcf18b9bf0..fbfb70d10621b 100644
--- a/dev-util/ccache/metadata.xml
+++ b/dev-util/ccache/metadata.xml
@@ -6,6 +6,7 @@
Gentoo Toolchain Project