diff --git a/backend/migrations/versions/a1b2c3d4e5f7_add_labels_to_forgejo_repositories.py b/backend/migrations/versions/a1b2c3d4e5f8_add_labels_to_forgejo_repositories.py
similarity index 100%
rename from backend/migrations/versions/a1b2c3d4e5f7_add_labels_to_forgejo_repositories.py
rename to backend/migrations/versions/a1b2c3d4e5f8_add_labels_to_forgejo_repositories.py
diff --git a/backend/migrations/versions/f7d8e9a0b1c2_add_skills_marketplace_tables.py b/backend/migrations/versions/f7d8e9a0b1c2_add_skills_marketplace_tables.py
new file mode 100644
index 0000000..91219c5
--- /dev/null
+++ b/backend/migrations/versions/f7d8e9a0b1c2_add_skills_marketplace_tables.py
@@ -0,0 +1,86 @@
+"""Add skills marketplace tables.
+
+Revision ID: f7d8e9a0b1c2
+Revises: a2f6c9d4b7e8
+Create Date: 2026-05-20 22:45:00.000000
+
+"""
+
+from __future__ import annotations
+
+import sqlalchemy as sa
+import sqlmodel
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision = "f7d8e9a0b1c2"
+down_revision = "a2f6c9d4b7e8"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    """Create marketplace_skills, skill_packs, and gateway_installed_skills tables."""
+    op.create_table(
+        "marketplace_skills",
+        sa.Column("id", sa.Uuid(), nullable=False),
+        sa.Column("organization_id", sa.Uuid(), nullable=False),
+        sa.Column("name", sqlmodel.sql.sqltypes.AutoString(), nullable=False),
+        sa.Column("description", sqlmodel.sql.sqltypes.AutoString(), nullable=True),
+        sa.Column("category", sqlmodel.sql.sqltypes.AutoString(), nullable=True),
+        sa.Column("risk", sqlmodel.sql.sqltypes.AutoString(), nullable=True),
+        sa.Column("source", sqlmodel.sql.sqltypes.AutoString(), nullable=True),
+        sa.Column("source_url", sqlmodel.sql.sqltypes.AutoString(), nullable=False),
+        sa.Column("metadata", sa.JSON(), nullable=False),
+        sa.Column("created_at", sa.DateTime(), nullable=False),
+        sa.Column("updated_at", sa.DateTime(), nullable=False),
+        sa.ForeignKeyConstraint(["organization_id"], ["organizations.id"]),
+        sa.PrimaryKeyConstraint("id"),
+        sa.UniqueConstraint("organization_id", "source_url", name="uq_marketplace_skills_org_source_url"),
+    )
+    op.create_index(op.f("ix_marketplace_skills_organization_id"), "marketplace_skills", ["organization_id"], unique=False)
+
+    op.create_table(
+        "skill_packs",
+        sa.Column("id", sa.Uuid(), nullable=False),
+        sa.Column("organization_id", sa.Uuid(), nullable=False),
+        sa.Column("name", sqlmodel.sql.sqltypes.AutoString(), nullable=False),
+        sa.Column("description", sqlmodel.sql.sqltypes.AutoString(), nullable=True),
+        sa.Column("source_url", sqlmodel.sql.sqltypes.AutoString(), nullable=False),
+        sa.Column("branch", sqlmodel.sql.sqltypes.AutoString(), nullable=False),
+        sa.Column("metadata", sa.JSON(), nullable=False),
+        sa.Column("created_at", sa.DateTime(), nullable=False),
+        sa.Column("updated_at", sa.DateTime(), nullable=False),
+        sa.ForeignKeyConstraint(["organization_id"], ["organizations.id"]),
+        sa.PrimaryKeyConstraint("id"),
+        sa.UniqueConstraint("organization_id", "source_url", name="uq_skill_packs_org_source_url"),
+    )
+    op.create_index(op.f("ix_skill_packs_organization_id"), "skill_packs", ["organization_id"], unique=False)
+
+    op.create_table(
+        "gateway_installed_skills",
+        sa.Column("id", sa.Uuid(), nullable=False),
+        sa.Column("gateway_id", sa.Uuid(), nullable=False),
+        sa.Column("skill_id", sa.Uuid(), nullable=False),
+        sa.Column("created_at", sa.DateTime(), nullable=False),
+        sa.Column("updated_at", sa.DateTime(), nullable=False),
+        sa.ForeignKeyConstraint(["gateway_id"], ["gateways.id"]),
+        sa.ForeignKeyConstraint(["skill_id"], ["marketplace_skills.id"]),
+        sa.PrimaryKeyConstraint("id"),
+        sa.UniqueConstraint("gateway_id", "skill_id", name="uq_gateway_installed_skills_gateway_id_skill_id"),
+    )
+    op.create_index(op.f("ix_gateway_installed_skills_gateway_id"), "gateway_installed_skills", ["gateway_id"], unique=False)
+    op.create_index(op.f("ix_gateway_installed_skills_skill_id"), "gateway_installed_skills", ["skill_id"], unique=False)
+
+
+def downgrade() -> None:
+    """Drop skills marketplace tables."""
+    op.drop_index(op.f("ix_gateway_installed_skills_skill_id"), table_name="gateway_installed_skills")
+    op.drop_index(op.f("ix_gateway_installed_skills_gateway_id"), table_name="gateway_installed_skills")
+    op.drop_table("gateway_installed_skills")
+
+    op.drop_index(op.f("ix_skill_packs_organization_id"), table_name="skill_packs")
+    op.drop_table("skill_packs")
+
+    op.drop_index(op.f("ix_marketplace_skills_organization_id"), table_name="marketplace_skills")
+    op.drop_table("marketplace_skills")
\ No newline at end of file