diff --git a/pkgs/development/compilers/gcc/default.nix b/pkgs/development/compilers/gcc/default.nix
index c3a0efe6aaa1..cb2a40dfe1c6 100644
--- a/pkgs/development/compilers/gcc/default.nix
+++ b/pkgs/development/compilers/gcc/default.nix
@@ -70,6 +70,7 @@ let
   version = gccVersions.fromMajorMinor majorMinorVersion;
 
   majorVersion = versions.major version;
+  atLeast14 = versionAtLeast version "14";
   atLeast13 = versionAtLeast version "13";
   atLeast12 = versionAtLeast version "12";
   atLeast11 = versionAtLeast version "11";
@@ -79,6 +80,7 @@ let
   atLeast7  = versionAtLeast version  "7";
   atLeast6  = versionAtLeast version  "6";
   atLeast49 = versionAtLeast version  "4.9";
+  is14 = majorVersion == "14";
   is13 = majorVersion == "13";
   is12 = majorVersion == "12";
   is11 = majorVersion == "11";
diff --git a/pkgs/development/compilers/gcc/patches/default.nix b/pkgs/development/compilers/gcc/patches/default.nix
index 8f0c8f6d288c..801640e9411f 100644
--- a/pkgs/development/compilers/gcc/patches/default.nix
+++ b/pkgs/development/compilers/gcc/patches/default.nix
@@ -25,6 +25,7 @@
 }:
 
 let
+  atLeast14 = lib.versionAtLeast version "14";
   atLeast13 = lib.versionAtLeast version "13";
   atLeast12 = lib.versionAtLeast version "12";
   atLeast11 = lib.versionAtLeast version "11";
@@ -34,6 +35,7 @@ let
   atLeast7  = lib.versionAtLeast version  "7";
   atLeast6  = lib.versionAtLeast version  "6";
   atLeast49 = lib.versionAtLeast version  "4.9";
+  is14 = majorVersion == "14";
   is13 = majorVersion == "13";
   is12 = majorVersion == "12";
   is11 = majorVersion == "11";
@@ -63,6 +65,7 @@ in
 ++ optionals (noSysDirs) (
   [(if atLeast12 then ./gcc-12-no-sys-dirs.patch else ./no-sys-dirs.patch)] ++
   ({
+    "14" = [ ./13/no-sys-dirs-riscv.patch ./13/mangle-NIX_STORE-in-__FILE__.patch ];
     "13" = [ ./13/no-sys-dirs-riscv.patch ./13/mangle-NIX_STORE-in-__FILE__.patch ];
     "12" = [ ./no-sys-dirs-riscv.patch ./12/mangle-NIX_STORE-in-__FILE__.patch ];
     "11" = [ ./no-sys-dirs-riscv.patch ];
diff --git a/pkgs/development/compilers/gcc/versions.nix b/pkgs/development/compilers/gcc/versions.nix
index 261ffc634544..90c4949b19ea 100644
--- a/pkgs/development/compilers/gcc/versions.nix
+++ b/pkgs/development/compilers/gcc/versions.nix
@@ -1,5 +1,6 @@
 let
   majorMinorToVersionMap = {
+    "14" = "14.1.0";
     "13" = "13.2.0";
     "12" = "12.3.0";
     "11" = "11.4.0";
@@ -19,6 +20,7 @@ let
   srcHashForVersion = version: {
     # NOTE: there is no need to remove hashes of obsolete minor
     # versions when adding a new minor version.
+    "14.1.0" = "sha256-4oPGVJh6/j3p2AgLwL15U0tcoNaBpzoR/ytdN2dCaEA=";
     "13.2.0" = "sha256-4nXnZEKmBnNBon8Exca4PYYTFEAEwEE1KIY9xrXHQ9o=";
     "12.3.0" = "sha256-lJpdT5nnhkIak7Uysi/6tVeN5zITaZdbka7Jet/ajDs=";
     "11.4.0" = "sha256-Py2yIrAH6KSiPNW6VnJu8I6LHx6yBV7nLBQCzqc6jdk=";
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index ff98b76a698b..110fc178d0e1 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -15491,6 +15491,7 @@ with pkgs;
   gcc11Stdenv = overrideCC gccStdenv buildPackages.gcc11;
   gcc12Stdenv = overrideCC gccStdenv buildPackages.gcc12;
   gcc13Stdenv = overrideCC gccStdenv buildPackages.gcc13;
+  gcc14Stdenv = overrideCC gccStdenv buildPackages.gcc14;
 
   # This is not intended for use in nixpkgs but for providing a faster-running
   # compiler to nixpkgs users by building gcc with reproducibility-breaking
@@ -15581,9 +15582,9 @@ with pkgs;
   };
 
   inherit (callPackage ../development/compilers/gcc/all.nix { inherit noSysDirs; })
-    gcc48 gcc49 gcc6 gcc7 gcc8 gcc9 gcc10 gcc11 gcc12 gcc13;
+    gcc48 gcc49 gcc6 gcc7 gcc8 gcc9 gcc10 gcc11 gcc12 gcc13 gcc14;
 
-  gcc_latest = gcc13;
+  gcc_latest = gcc14;
 
   # Use the same GCC version as the one from stdenv by default
   gfortran = wrapCC (gcc.cc.override {
@@ -15674,6 +15675,14 @@ with pkgs;
     profiledCompiler = false;
   });
 
+  gfortran14 = wrapCC (gcc14.cc.override {
+    name = "gfortran";
+    langFortran = true;
+    langCC = false;
+    langC = false;
+    profiledCompiler = false;
+  });
+
   libgccjit = gcc.cc.override {
     name = "libgccjit";
     langFortran = false;
@@ -15767,6 +15776,29 @@ with pkgs;
       else stdenv;
   });
 
+  gnat14 = wrapCC (gcc14.cc.override {
+    name = "gnat";
+    langC = true;
+    langCC = false;
+    langAda = true;
+    profiledCompiler = false;
+    # As per upstream instructions building a cross compiler
+    # should be done with a (native) compiler of the same version.
+    # If we are cross-compiling GNAT, we may as well do the same.
+    gnat-bootstrap =
+      if stdenv.hostPlatform == stdenv.targetPlatform
+         && stdenv.buildPlatform == stdenv.hostPlatform
+      then buildPackages.gnat-bootstrap12
+      else buildPackages.gnat13;
+    stdenv =
+      if stdenv.hostPlatform == stdenv.targetPlatform
+         && stdenv.buildPlatform == stdenv.hostPlatform
+         && stdenv.buildPlatform.isDarwin
+         && stdenv.buildPlatform.isx86_64
+      then overrideCC stdenv gnat-bootstrap12
+      else stdenv;
+  });
+
   gnat-bootstrap = gnat-bootstrap12;
   gnat-bootstrap11 = wrapCC (callPackage ../development/compilers/gnat-bootstrap { majorVersion = "11"; });
   gnat-bootstrap12 = wrapCCWith ({
@@ -15821,6 +15853,18 @@ with pkgs;
     meta.broken = stdenv.hostPlatform.isDarwin;
   });
 
+  gccgo14 = wrapCC (gcc14.cc.override {
+    name = "gccgo";
+    langCC = true; #required for go.
+    langC = true;
+    langGo = true;
+    langJit = true;
+    profiledCompiler = false;
+  } // {
+    # not supported on darwin: https://github.com/golang/go/issues/463
+    meta.broken = stdenv.hostPlatform.isDarwin;
+  });
+
   ghdl = ghdl-mcode;
 
   ghdl-mcode = callPackage ../development/compilers/ghdl {