diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..721480a
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/oxipng-4.0.3.crate
diff --git a/rust-oxipng.spec b/rust-oxipng.spec
new file mode 100644
index 0000000..b24a178
--- /dev/null
+++ b/rust-oxipng.spec
@@ -0,0 +1,182 @@
+# Generated by rust2rpm 17
+%bcond_without check
+
+%global crate oxipng
+
+Name:           rust-%{crate}
+Version:        4.0.3
+Release:        1%{?dist}
+Summary:        Lossless PNG compression optimizer
+
+# Upstream license specification: MIT
+License:        MIT
+URL:            https://crates.io/crates/oxipng
+Source:         %{crates_source}
+
+ExclusiveArch:  %{rust_arches}
+%if %{__cargo_skip_build}
+BuildArch:      noarch
+%endif
+
+BuildRequires:  rust-packaging
+
+%global _description %{expand:
+Lossless PNG compression optimizer.}
+
+%description %{_description}
+
+%if ! %{__cargo_skip_build}
+%package     -n %{crate}
+Summary:        %{summary}
+
+%description -n %{crate} %{_description}
+
+%files       -n %{crate}
+%doc README.md CHANGELOG.md
+%license LICENSE
+%{_bindir}/oxipng
+%endif
+
+%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
+%doc README.md CHANGELOG.md
+%license LICENSE
+%{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}+binary-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+binary-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "binary" feature of "%{crate}" crate.
+
+%files       -n %{name}+binary-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%package     -n %{name}+clap-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+clap-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "clap" feature of "%{crate}" crate.
+
+%files       -n %{name}+clap-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%package     -n %{name}+libdeflater-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+libdeflater-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "libdeflater" feature of "%{crate}" crate.
+
+%files       -n %{name}+libdeflater-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%package     -n %{name}+parallel-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+parallel-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "parallel" feature of "%{crate}" crate.
+
+%files       -n %{name}+parallel-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%package     -n %{name}+rayon-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+rayon-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "rayon" feature of "%{crate}" crate.
+
+%files       -n %{name}+rayon-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%package     -n %{name}+stderrlog-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+stderrlog-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "stderrlog" feature of "%{crate}" crate.
+
+%files       -n %{name}+stderrlog-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%package     -n %{name}+wild-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+wild-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "wild" feature of "%{crate}" crate.
+
+%files       -n %{name}+wild-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%package     -n %{name}+zopfli-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+zopfli-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "zopfli" feature of "%{crate}" crate.
+
+%files       -n %{name}+zopfli-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
+* Mon May 31 16:37:54 EDT 2021 Rémi Lauzier <remilauzier@protonmail.com> - 4.0.3-1
+- Initial package
diff --git a/sources b/sources
new file mode 100644
index 0000000..bf0fece
--- /dev/null
+++ b/sources
@@ -0,0 +1 @@
+SHA512 (oxipng-4.0.3.crate) = 9ee8efba5fca477dff745bf4b2a17906717e0ce54b3bb212ef32ebe93c587dde92e71ea73573ef628a6fb410826c7de5d4d39f02c0b08bd38cd3bea46fa46a55