Added Ollama

app-misc/ollama-bin/Manifest

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+DIST ollama-linux-amd64-rocm.tar.zst 989754577 BLAKE2B 8e36db769cc542f5099f8d7581e4a34f245218984b87c1831a08c88983d37ae8043a54100cb147f336759af02a14a6cec10b0b3167f45cb8049a23cdac60769d SHA512 d81bfad0bb2e555c60f2c50796ddb36ead646497729da2d5c9e936a8d57adcd5a2be324d2491fa10f692403ab243d25666145437d1ae8a31592fc3535fbee003
+DIST ollama-linux-amd64.tar.zst 2093502493 BLAKE2B 13f5ab45c176297b9fe5cf44dcfa5489cd87bbad2d78812cddc915697532012afa0fa98000eb93099df17630498342c7306d764874139a1e1544f7f3262c995a SHA512 c8c75d131d2f5fa9fb8ffa3350bf8fb324b8bf09ce82fd1b05093da19493f2435e4abd6483b855147030ebe371d879b86d009417aac614f60282725c13315a00
+DIST ollama-linux-arm64.tar.zst 1323814678 BLAKE2B ae25d8ae598e19bb5d40da888119b4a0c6a9247244f57308062004f823ae59c7f29fdd7493d76caac028d619bdfbbb12a4f736b74a92a991d247300d5f6b91b2 SHA512 ea7e93927472f29f6e8e371b17dbced42b91fe75b95950aef01b69f93e19f79f0f475c305b95e4ce87aeeff85f6472d26a8314980e32b5fa283e564b871c3b0c

app-misc/ollama-bin/files/ollama

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+#!/sbin/openrc-run
+
+description="Ollama Embedded AI Service"
+command="/usr/bin/ollama"
+command_args="serve"
+command_user="ollama"
+command_group="ollama"
+command_background="yes"
+pidfile="/run/ollama.pid"
+log="/var/log/ollama/ollama.log"
+
+# Ollama allows cross-origin requests from 127.0.0.1 and 0.0.0.0 by default.
+# Additional origins can be configured with OLLAMA_ORIGINS.
+# export OLLAMA_ORIGINS="<ip>"
+
+start() {
+	ebegin "Starting $description"
+	exec >> >(logger -t "$RC_SVCNAME Start daemon" -p daemon.info)
+	start-stop-daemon --start --background --user "$command_user" --group "$command_group" \
+			--pidfile "$pidfile" --make-pidfile --exec $command $command_args -1 $log -2 $log
+	eend $?
+}
+
+stop() {
+	ebegin "Stopping $description"
+	exec >> >(logger -t "$RC_SVCNAME Stop daemon" -p daemon.info)
+	start-stop-daemon --stop --pidfile "$pidfile"
+	eend $?
+}
+

app-misc/ollama-bin/files/ollama.service

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+[Unit]
+Description=Ollama Embedded AI Service
+After=network-online.target
+
+[Service]
+ExecStart=/usr/bin/ollama serve
+User=ollama
+Group=ollama
+Restart=always
+RestartSec=3
+
+[Install]
+WantedBy=multi-user.target

app-misc/ollama-bin/ollama-bin-0.21.1.ebuild

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+# Copyriht 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit check-reqs systemd
+
+DESCRIPTION="Local runner for LLMs"
+HOMEPAGE="https://ollama.com/"
+
+RESTRICT="mirror"
+S="${WORKDIR}"
+
+LICENSE="MIT"
+SLOT="0"
+
+IUSE="amd nvidia systemd"
+
+CHECKREQS_DISK_BUILD="4G"
+QA_PREBUILT="*"
+
+DEPEND="
+	acct-group/ollama
+	acct-user/ollama
+	amd? ( sci-libs/clblast
+		dev-libs/rocm-opencl-runtime )
+	nvidia? ( dev-util/nvidia-cuda-toolkit )
+        systemd? ( sys-apps/systemd )"
+
+case ${PV} in
+9999)
+	KEYWORDS=""
+	SRC_URI="
+		amd64?	( https://ollama.com/download/ollama-linux-amd64.tar.zst )
+		amd?	( https://ollama.com/download/ollama-linux-amd64-rocm.tar.zst )
+		arm64?	( https://ollama.com/download/ollama-linux-arm64.tar.zst )"
+	;;
+*)
+	KEYWORDS="~amd64 ~arm64"
+	SRC_URI="
+		amd64? ( https://github.com/ollama/ollama/releases/download/v${PV}/ollama-linux-amd64.tar.zst )
+		amd? ( https://github.com/ollama/ollama/releases/download/v${PV}/ollama-linux-amd64-rocm.tar.zst )
+		arm64? ( https://github.com/ollama/ollama/releases/download/v${PV}/ollama-linux-arm64.tar.zst )"
+	;;
+esac
+
+pkg_setup() {
+	check-reqs_pkg_setup
+}
+
+pkg_pretend() {
+	if use amd; then
+		ewarn "WARNING: AMD & Nvidia support in this ebuild are experimental"
+		einfo "If you run into issues, especially compiling dev-libs/rocm-opencl-runtime"
+		einfo "you may try the docker image here https://github.com/ROCm/ROCm-docker"
+		einfo "and follow instructions here"
+		einfo "https://rocm.docs.amd.com/projects/install-on-linux/en/latest/how-to/docker.html"
+	fi
+}
+
+src_install() {
+	insinto "/opt/${PN}"
+	insopts -m0755
+	doins -r lib
+	doins -r bin
+
+	DISTRIBUTED_ATOM="/opt/${PN}/.ollama"
+
+	ewarn
+	ewarn "INFO: Models and checksums saved into ${DISTRIBUTED_ATOM} are preserved..."
+	ewarn
+
+	dosym -r "/opt/${PN}/bin/ollama" "/usr/bin/ollama"
+
+	if use systemd; then
+                systemd_dounit "${FILESDIR}"/ollama.service
+        else
+                doinitd "${FILESDIR}"/ollama
+        fi
+}
+
+pkg_preinst() {
+        keepdir /var/log/ollama
+        fowners ollama:ollama /var/log/ollama
+}
+
+pkg_postinst() {
+	einfo
+	einfo "Quick guide:"
+	einfo
+	einfo "Please, add your_user to ollama group,"
+	einfo "# usermod -a -G ollama your_user"
+	einfo
+	einfo "$ ollama serve (standalone,systemd,openrc)"
+	einfo "$ ollama run llama3:3b (client)"
+	einfo
+	einfo "Browse available models at: https://ollama.com/library/"
+	einfo
+}