diff --git a/databases/pg_vector/Makefile b/databases/pg_vector/Makefile
new file mode 100644
index 000000000000..7a2b6e6dd788
--- /dev/null
+++ b/databases/pg_vector/Makefile
@@ -0,0 +1,23 @@
+PORTNAME=	pg_vector
+DISTVERSION=	v0.5.1
+CATEGORIES=	databases
+PKGNAMEPREFIX=	postgresql${PGSQL_VER:S/.//}-
+
+MAINTAINER=	tz@FreeBSD.org
+COMMENT=	PostgreSQL extension for vector similarity search
+
+LICENSE=	BSD2CLAUSE
+
+USES=		gmake pgsql:11+
+WANT_PGSQL=	server
+
+USE_GITHUB=	yes
+GH_ACCOUNT=	pgvector
+GH_PROJECT=	pgvector
+
+MAKE_ENV=	USE_PGXS=1
+
+post-install:
+	${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/postgresql/vector.so
+
+.include <bsd.port.mk>
diff --git a/databases/pg_vector/distinfo b/databases/pg_vector/distinfo
new file mode 100644
index 000000000000..38d3fb9b42d8
--- /dev/null
+++ b/databases/pg_vector/distinfo
@@ -0,0 +1,3 @@
+TIMESTAMP = 1698481060
+SHA256 (pgvector-pgvector-v0.5.1_GH0.tar.gz) = cc7a8e034a96e30a819911ac79d32f6bc47bdd1aa2de4d7d4904e26b83209dc8
+SIZE (pgvector-pgvector-v0.5.1_GH0.tar.gz) = 70728
diff --git a/databases/pg_vector/pkg-descr b/databases/pg_vector/pkg-descr
new file mode 100644
index 000000000000..25c86b693f5c
--- /dev/null
+++ b/databases/pg_vector/pkg-descr
@@ -0,0 +1,10 @@
+Open-source vector similarity search for Postgres
+
+Store your vectors with the rest of your data. Supports:
+
+* exact and approximate nearest neighbor search
+* L2 distance, inner product, and cosine distance
+* any language with a Postgres client
+
+Plus ACID compliance, point-in-time recovery, JOINs, and all of the other great
+features of Postgres
diff --git a/databases/pg_vector/pkg-plist b/databases/pg_vector/pkg-plist
new file mode 100644
index 000000000000..519cbdb8982a
--- /dev/null
+++ b/databases/pg_vector/pkg-plist
@@ -0,0 +1,29 @@
+include/postgresql/server/extension/vector/vector.h
+lib/postgresql/vector.so
+share/postgresql/extension/vector--0.1.0--0.1.1.sql
+share/postgresql/extension/vector--0.1.1--0.1.3.sql
+share/postgresql/extension/vector--0.1.3--0.1.4.sql
+share/postgresql/extension/vector--0.1.4--0.1.5.sql
+share/postgresql/extension/vector--0.1.5--0.1.6.sql
+share/postgresql/extension/vector--0.1.6--0.1.7.sql
+share/postgresql/extension/vector--0.1.7--0.1.8.sql
+share/postgresql/extension/vector--0.1.8--0.2.0.sql
+share/postgresql/extension/vector--0.2.0--0.2.1.sql
+share/postgresql/extension/vector--0.2.1--0.2.2.sql
+share/postgresql/extension/vector--0.2.2--0.2.3.sql
+share/postgresql/extension/vector--0.2.3--0.2.4.sql
+share/postgresql/extension/vector--0.2.4--0.2.5.sql
+share/postgresql/extension/vector--0.2.5--0.2.6.sql
+share/postgresql/extension/vector--0.2.6--0.2.7.sql
+share/postgresql/extension/vector--0.2.7--0.3.0.sql
+share/postgresql/extension/vector--0.3.0--0.3.1.sql
+share/postgresql/extension/vector--0.3.1--0.3.2.sql
+share/postgresql/extension/vector--0.3.2--0.4.0.sql
+share/postgresql/extension/vector--0.4.0--0.4.1.sql
+share/postgresql/extension/vector--0.4.1--0.4.2.sql
+share/postgresql/extension/vector--0.4.2--0.4.3.sql
+share/postgresql/extension/vector--0.4.3--0.4.4.sql
+share/postgresql/extension/vector--0.4.4--0.5.0.sql
+share/postgresql/extension/vector--0.5.0--0.5.1.sql
+share/postgresql/extension/vector--0.5.1.sql
+share/postgresql/extension/vector.control