diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..d31d258
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/rand_core-0.5.1.crate
diff --git a/rust-rand_core0.5.spec b/rust-rand_core0.5.spec
new file mode 100644
index 0000000..dff3a1e
--- /dev/null
+++ b/rust-rand_core0.5.spec
@@ -0,0 +1,135 @@
+# Generated by rust2rpm 17
+%bcond_with check
+%global debug_package %{nil}
+
+%global crate rand_core
+
+Name:           rust-%{crate}0.5
+Version:        0.5.1
+Release:        1%{?dist}
+Summary:        Core random number generator traits and tools for implementation
+
+# Upstream license specification: MIT OR Apache-2.0
+License:        MIT or ASL 2.0
+URL:            https://crates.io/crates/rand_core
+Source:         %{crates_source}
+
+ExclusiveArch:  %{rust_arches}
+%if %{__cargo_skip_build}
+BuildArch:      noarch
+%endif
+
+BuildRequires:  rust-packaging
+
+%global _description %{expand:
+Core random number generator traits and tools for implementation.}
+
+%description %{_description}
+
+%package        devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description    devel %{_description}
+
+This package contains library source intended for building other packages
+which use "%{crate}" crate.
+
+%files          devel
+%license LICENSE-MIT LICENSE-APACHE COPYRIGHT
+%doc README.md CHANGELOG.md
+%{cargo_registry}/%{crate}-%{version_no_tilde}/
+
+%package     -n %{name}+default-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+default-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "default" feature of "%{crate}" crate.
+
+%files       -n %{name}+default-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%package     -n %{name}+alloc-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+alloc-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "alloc" feature of "%{crate}" crate.
+
+%files       -n %{name}+alloc-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%package     -n %{name}+getrandom-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+getrandom-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "getrandom" feature of "%{crate}" crate.
+
+%files       -n %{name}+getrandom-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%package     -n %{name}+serde-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+serde-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "serde" feature of "%{crate}" crate.
+
+%files       -n %{name}+serde-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%package     -n %{name}+serde1-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+serde1-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "serde1" feature of "%{crate}" crate.
+
+%files       -n %{name}+serde1-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%package     -n %{name}+std-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+std-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "std" feature of "%{crate}" crate.
+
+%files       -n %{name}+std-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%prep
+%autosetup -n %{crate}-%{version_no_tilde} -p1
+%cargo_prep
+
+%generate_buildrequires
+%cargo_generate_buildrequires
+
+%build
+%cargo_build
+
+%install
+%cargo_install
+
+%if %{with check}
+%check
+%cargo_test
+%endif
+
+%changelog
+* Sun Jan 03 11:48:12 CET 2021 Igor Raits <ignatenkobrain@fedoraproject.org> - 0.5.1-1
+- Initial package
diff --git a/sources b/sources
new file mode 100644
index 0000000..b97300a
--- /dev/null
+++ b/sources
@@ -0,0 +1 @@
+SHA512 (rand_core-0.5.1.crate) = 4f7500b35e165e6c817fdd67a50745d5497d24e554bb554705097e37258751e8755c4d6b8a69fcb5e1977708ba78620bc35d640e4e018fcd4e88d9dbdbebdcbf