diff --git a/dev-gap/ctbllib/Manifest b/dev-gap/ctbllib/Manifest
index c0fd7539682c3..1e2a8bc2c7823 100644
--- a/dev-gap/ctbllib/Manifest
+++ b/dev-gap/ctbllib/Manifest
@@ -1 +1,2 @@
+DIST ctbllib-1.3.11.tar.gz 18139539 BLAKE2B 506969149efa9d8f3c1da32c32d81f5543645dd286feab3f4cd2894738723b73db442892596f87c655ba6a274d8affbabbaaaaf2ea40843ce022db7a9792be95 SHA512 f62676a94495dbef2ad91c8b1a975f725afda38af63f81f837028ac5c3ca43a15c3d828da1eb7e9abf161931044cabde744841e2ff68b5d8b45de95b06d754ea
 DIST ctbllib-1.3.9.tar.gz 17452154 BLAKE2B 65df78542934ac7d2ec42c977fecb0cc7ca31932ad072583dec2d0f0c858deaca499730db63572824f8f3c1e3d7cc005045b2eefaf77d54d43fff3ad174e13f3 SHA512 84385c0b3fb29b05bd6ea221ca78220609518c13b79f884839390090c620a6e194c841d72702dea0ce974af8be9df9bf27722a76736f91096b1ea4c6f17e9aa2
diff --git a/dev-gap/ctbllib/ctbllib-1.3.11.ebuild b/dev-gap/ctbllib/ctbllib-1.3.11.ebuild
new file mode 100644
index 0000000000000..3c6642ab25c1f
--- /dev/null
+++ b/dev-gap/ctbllib/ctbllib-1.3.11.ebuild
@@ -0,0 +1,63 @@
+# Copyright 1999-2026 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit gap-pkg
+
+DESCRIPTION="The GAP Character Table Library"
+SRC_URI="https://www.math.rwth-aachen.de/~Thomas.Breuer/${PN}/${P}.tar.gz"
+
+LICENSE="GPL-3+"
+SLOT="0"
+KEYWORDS="~amd64 ~riscv"
+IUSE="test"
+RESTRICT="!test? ( test )"
+
+RDEPEND="dev-gap/atlasrep"
+BDEPEND="test? (
+	dev-gap/browse
+	dev-gap/spinsym
+	dev-gap/tomlib
+)"
+
+# These are "extra" docs and not the HTML produced by GAPDoc. The glob
+# gets expanded if we use a plain variable but not if we use a bash
+# array.
+HTML_DOCS="htm/*"
+
+GAP_PKG_EXTRA_INSTALL=( ctbltoc data dlnames doc2 gap4 )
+
+gap-pkg_enable_tests
+
+src_install() {
+	gap-pkg_src_install
+
+	# This package has a "doc2" directory that contains an entirely
+	# separate set of GAPDoc documentation called "CTblLibXpls." They
+	# are mentioned in PackageInfo.g. On the assumption that "Xpls"
+	# stands for "examples," we install it (unconditionally, and via
+	# symlink) as "examples" by copying most of the GAPDoc installation
+	# bits from gap-pkg_src_install().
+	pushd doc2 > /dev/null || die
+
+	local docdir="$(gap-pkg_dir)/doc2"
+	insinto "${docdir}"
+
+	local f
+	for f in *.{lab,six,txt,xml}; do
+		doins "${f}"
+	done
+
+	for f in *.pdf; do
+		doins "${f}"
+		dosym -r "${docdir}/${f}" "/usr/share/doc/${PF}/examples/${f}"
+	done
+
+	for f in *.{html,css,js,png}; do
+		doins "${f}"
+		dosym -r "${docdir}/${f}" "/usr/share/doc/${PF}/examples/html/${f}"
+	done
+
+	popd > /dev/null || die
+}