diff --git a/pkgs/applications/science/biology/mafft/default.nix b/pkgs/applications/science/biology/mafft/default.nix
new file mode 100644
index 000000000000..3247400bcab7
--- /dev/null
+++ b/pkgs/applications/science/biology/mafft/default.nix
@@ -0,0 +1,27 @@
+{ lib, stdenv, fetchurl }:
+
+stdenv.mkDerivation rec {
+  pname = "mafft";
+  version = "7.487";
+
+  src = fetchurl {
+    url = "https://mafft.cbrc.jp/alignment/software/mafft-${version}-with-extensions-src.tgz";
+    sha256 = "1wcfbpfivi6xx87xdswp0gfksandija8j8hbw1f9506ra5gga1ga";
+  };
+
+  preBuild = ''
+    cd ./core
+    make clean
+  '';
+
+  makeFlags = [ "CC=${stdenv.cc.targetPrefix}cc" "PREFIX=$(out)" ];
+
+  meta = with lib;
+    {
+      description = "Multiple alignment program for amino acid or nucleotide sequences";
+      homepage = "https://mafft.cbrc.jp/alignment/software/";
+      license = licenses.bsd3;
+      maintainers = with maintainers; [ natsukium ];
+      platforms = platforms.unix;
+    };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index e7fbd3653863..80bbd30809fd 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -30208,6 +30208,8 @@ with pkgs;
 
   MACS2 = callPackage ../applications/science/biology/MACS2 { };
 
+  mafft = callPackage ../applications/science/biology/mafft { };
+
   migrate = callPackage ../applications/science/biology/migrate { };
 
   minia = callPackage ../applications/science/biology/minia { };