diff --git a/pkgs/by-name/ba/backlight-auto/package.nix b/pkgs/by-name/ba/backlight-auto/package.nix
index 3d8dc7338a9c..e6f849bf7096 100644
--- a/pkgs/by-name/ba/backlight-auto/package.nix
+++ b/pkgs/by-name/ba/backlight-auto/package.nix
@@ -25,6 +25,8 @@ stdenv.mkDerivation (finalAttrs: {
   ];
 
   meta = with lib; {
+    # Does not support zig 0.12 or newer, hasn't been updated in 2 years.
+    broken = lib.versionAtLeast zig.version "0.12";
     description = "Automatically set screen brightness with a webcam";
     mainProgram = "backlight-auto";
     homepage = "https://len.falken.directory/backlight-auto.html";
diff --git a/pkgs/by-name/bl/blackshades/package.nix b/pkgs/by-name/bl/blackshades/package.nix
index acdc2e385849..ec2bdfe33d4e 100644
--- a/pkgs/by-name/bl/blackshades/package.nix
+++ b/pkgs/by-name/bl/blackshades/package.nix
@@ -7,22 +7,47 @@
   libGLU,
   libsndfile,
   openal,
-  zig_0_11,
+  zig_0_14,
+  runCommand,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "blackshades";
-  version = "2.5.1";
+  version = "2.5.2-unstable-2025-03-12";
 
   src = fetchFromSourcehut {
     owner = "~cnx";
     repo = "blackshades";
-    rev = finalAttrs.version;
+    rev = "a2fbe0e08bedbbbb1089dbb8f3e3cb4d76917bd0";
     fetchSubmodules = true;
-    hash = "sha256-qdpXpuXHr9w2XMfgOVveWv3JoqdJHVB8TCqZdyaw/DM=";
+    hash = "sha256-W6ltmWCw7jfiTiNlh60YVF7mz//8s+bgu4F9gy5cDgw=";
   };
 
-  nativeBuildInputs = [ zig_0_11.hook ];
+  postUnpack = ''
+    ln -s ${
+      runCommand "${finalAttrs.finalPackage.name}-zig-deps"
+        {
+          inherit (finalAttrs) src;
+
+          nativeBuildInputs = [ zig_0_14 ];
+
+          outputHashAlgo = null;
+          outputHashMode = "recursive";
+          outputHash = "sha256-wBIfLeaKtTow2Z7gjEgIFmqcTGWgpRWI+k0t294BslM=";
+        }
+        ''
+          export ZIG_GLOBAL_CACHE_DIR=$(mktemp -d)
+
+          runHook unpackPhase
+          cd $sourceRoot
+
+          zig build --fetch
+          mv $ZIG_GLOBAL_CACHE_DIR/p $out
+        ''
+    } $ZIG_GLOBAL_CACHE_DIR/p
+  '';
+
+  nativeBuildInputs = [ zig_0_14.hook ];
 
   buildInputs = [
     glfw
diff --git a/pkgs/by-name/cy/cyber/package.nix b/pkgs/by-name/cy/cyber/package.nix
index 651e8aed7d6d..a2e219ef6f2e 100644
--- a/pkgs/by-name/cy/cyber/package.nix
+++ b/pkgs/by-name/cy/cyber/package.nix
@@ -2,22 +2,22 @@
   lib,
   stdenv,
   fetchFromGitHub,
-  zig_0_11,
+  zig_0_12,
 }:
 
 stdenv.mkDerivation rec {
   pname = "cyber";
-  version = "unstable-2023-09-19";
+  version = "0-unstable-2025-12-10";
 
   src = fetchFromGitHub {
     owner = "fubark";
     repo = "cyber";
-    rev = "f95cd189cf090d26542a87b1d2ced461e75fa1a7";
-    hash = "sha256-ctEd8doXMKq3L9/T+jOcWqlBQN0pVhsu9DjBXsg/u/4=";
+    rev = "2a2298d6aa12f9136b18cd85965f4a58e484f506";
+    hash = "sha256-d81z+wUIQ/KUVa+GyXbT+E8dsG8Mdt1hZW1Qe1mmAiw=";
   };
 
   nativeBuildInputs = [
-    zig_0_11.hook
+    zig_0_12.hook
   ];
 
   zigBuildFlags = [
@@ -34,7 +34,7 @@ stdenv.mkDerivation rec {
     homepage = "https://github.com/fubark/cyber";
     license = licenses.mit;
     maintainers = with maintainers; [ figsoda ];
-    inherit (zig_0_11.meta) platforms;
+    inherit (zig_0_12.meta) platforms;
     broken = stdenv.hostPlatform.isDarwin;
   };
 }
diff --git a/pkgs/by-name/dt/dt/package.nix b/pkgs/by-name/dt/dt/package.nix
index 550d137b206c..aaa9070bf69b 100644
--- a/pkgs/by-name/dt/dt/package.nix
+++ b/pkgs/by-name/dt/dt/package.nix
@@ -3,21 +3,21 @@
   stdenv,
   fetchFromGitHub,
   testers,
-  zig_0_11,
+  zig_0_12,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "dt";
-  version = "1.3.1";
+  version = "1.3.1-unstable-2024-07-16";
 
   src = fetchFromGitHub {
     owner = "so-dang-cool";
     repo = "dt";
-    rev = "v${finalAttrs.version}";
-    hash = "sha256-qHfvHf4T0wWnzqp5FfLg7n7te24xc2aMEdTK3Iia8Q0=";
+    rev = "0d16ca2867131e99a93a412231465cf68f2e594f";
+    hash = "sha256-pfTlOMJpOPbXZaJJvOKDUyCZxFHNLRRUteJFWT9IKOU=";
   };
 
-  nativeBuildInputs = [ zig_0_11.hook ];
+  nativeBuildInputs = [ zig_0_12.hook ];
 
   passthru.tests.version = testers.testVersion { package = finalAttrs.finalPackage; };
 
@@ -37,7 +37,8 @@ stdenv.mkDerivation (finalAttrs: {
       In short, dt is intended to be generally useful, with zero pretense of
       elegance.
     '';
-    changelog = "https://github.com/so-dang-cool/dt/releases/tag/v${finalAttrs.version}";
+    # TODO: uncomment when dt pushes a new release
+    # changelog = "https://github.com/so-dang-cool/dt/releases/tag/v${finalAttrs.version}";
     license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ booniepepper ];
     platforms = lib.platforms.unix;
diff --git a/pkgs/by-name/fi/findup/package.nix b/pkgs/by-name/fi/findup/package.nix
index baa0248200ed..1be7ec2b1a05 100644
--- a/pkgs/by-name/fi/findup/package.nix
+++ b/pkgs/by-name/fi/findup/package.nix
@@ -3,11 +3,8 @@
   stdenv,
   fetchFromGitHub,
   testers,
-  zig_0_11,
+  zig,
 }:
-let
-  zig = zig_0_11;
-in
 stdenv.mkDerivation (finalAttrs: {
   pname = "findup";
   version = "1.1.2";
@@ -24,6 +21,8 @@ stdenv.mkDerivation (finalAttrs: {
   passthru.tests.version = testers.testVersion { package = finalAttrs.finalPackage; };
 
   meta = {
+    # Doesn't support zig 0.12 or newer, last commit was 2 years ago.
+    broken = lib.versionAtLeast zig.version "0.12";
     homepage = "https://github.com/booniepepper/findup";
     description = "Search parent directories for sentinel files";
     license = lib.licenses.mit;
diff --git a/pkgs/by-name/zo/zon2nix/package.nix b/pkgs/by-name/zo/zon2nix/package.nix
index 82135e9ddd2b..380b52d1de21 100644
--- a/pkgs/by-name/zo/zon2nix/package.nix
+++ b/pkgs/by-name/zo/zon2nix/package.nix
@@ -2,23 +2,23 @@
   lib,
   stdenv,
   fetchFromGitHub,
-  zig_0_11,
+  zig_0_14,
   nix,
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (finalAttrs: {
   pname = "zon2nix";
-  version = "0.1.2";
+  version = "0.1.3-unstable-2025-03-20";
 
   src = fetchFromGitHub {
     owner = "nix-community";
     repo = "zon2nix";
-    rev = "v${version}";
-    hash = "sha256-pS0D+wdebtpNaGpDee9aBwEKTDvNU56VXer9uzULXcM=";
+    rev = "2360e358c2107860dadd340f88b25d260b538188";
+    hash = "sha256-89hYzrzQokQ+HUOd3g4epP9jdajaIoaMG81SrCNCqqU=";
   };
 
   nativeBuildInputs = [
-    zig_0_11.hook
+    zig_0_14.hook
   ];
 
   zigBuildFlags = [
@@ -29,13 +29,16 @@ stdenv.mkDerivation rec {
     "-Dnix=${lib.getExe nix}"
   ];
 
-  meta = with lib; {
+  meta = {
     description = "Convert the dependencies in `build.zig.zon` to a Nix expression";
     mainProgram = "zon2nix";
     homepage = "https://github.com/nix-community/zon2nix";
-    changelog = "https://github.com/nix-community/zon2nix/blob/${src.rev}/CHANGELOG.md";
-    license = licenses.mpl20;
-    maintainers = with maintainers; [ figsoda ];
-    inherit (zig_0_11.meta) platforms;
+    changelog = "https://github.com/nix-community/zon2nix/blob/${finalAttrs.src.rev}/CHANGELOG.md";
+    license = lib.licenses.mpl20;
+    maintainers = with lib.maintainers; [
+      figsoda
+      RossComputerGuy
+    ];
+    inherit (zig_0_14.meta) platforms;
   };
-}
+})
diff --git a/pkgs/development/compilers/zig/default.nix b/pkgs/development/compilers/zig/default.nix
index ba6db99f5f8b..037e5e2d735a 100644
--- a/pkgs/development/compilers/zig/default.nix
+++ b/pkgs/development/compilers/zig/default.nix
@@ -9,10 +9,6 @@
 }:
 let
   versions = {
-    "0.11.0" = {
-      llvmPackages = llvmPackages_16;
-      hash = "sha256-iuU1fzkbJxI+0N1PiLQM013Pd1bzrgqkbIyTxo5gB2I=";
-    };
     "0.12.1" = {
       llvmPackages = llvmPackages_17;
       hash = "sha256-C56jyVf16Co/XCloMLSRsbG9r/gBc8mzCdeEMHV2T2s=";
diff --git a/pkgs/development/compilers/zig/generic.nix b/pkgs/development/compilers/zig/generic.nix
index 0dba4983ea98..aaf9526ba4d1 100644
--- a/pkgs/development/compilers/zig/generic.nix
+++ b/pkgs/development/compilers/zig/generic.nix
@@ -7,6 +7,7 @@
   xcbuild,
   targetPackages,
   libxml2,
+  ninja,
   zlib,
   coreutils,
   callPackage,
@@ -35,6 +36,7 @@ stdenv.mkDerivation (finalAttrs: {
     [
       cmake
       (lib.getDev llvmPackages.llvm.dev)
+      ninja
     ]
     ++ lib.optionals stdenv.hostPlatform.isDarwin [
       # provides xcode-select, which is required for SDK detection
@@ -173,8 +175,6 @@ stdenv.mkDerivation (finalAttrs: {
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ andrewrk ] ++ lib.teams.zig.members;
     mainProgram = "zig";
-    # docgen fails to build
-    broken = version == "0.11.0";
     platforms = lib.platforms.unix;
   };
 })
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 617537eb7ec0..81c622f3933a 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -1929,6 +1929,7 @@ mapAliases {
   zfs_2_1 = throw "zfs 2.1 has been removed as it is EOL. Please upgrade to a newer version"; # Added 2024-12-25
   zig_0_9 = throw "zig 0.9 has been removed, upgrade to a newer version instead"; # Added 2025-01-24
   zig_0_10 = throw "zig 0.10 has been removed, upgrade to a newer version instead"; # Added 2025-01-24
+  zig_0_11 = throw "zig 0.11 has been removed, upgrade to a newer version instead"; # Added 2025-04-09
   zimlib = throw "'zimlib' has been removed because it was an outdated and unused version of 'libzim'"; # Added 2025-03-07
   zinc = zincsearch; # Added 2023-05-28
   zk-shell = throw "zk-shell has been removed as it was broken and unmaintained"; # Added 2024-08-10
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index bc0e13af2e01..1e90a4b4ccfe 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -8981,10 +8981,6 @@ with pkgs;
 
   aws-spend-summary = haskellPackages.aws-spend-summary.bin;
 
-  backlight-auto = callPackage ../by-name/ba/backlight-auto/package.nix {
-    zig = buildPackages.zig_0_11;
-  };
-
   inherit (callPackages ../development/libraries/bashup-events { }) bashup-events32 bashup-events44;
 
   bc-soci = callPackage ../development/libraries/soci/bc-soci.nix { };
@@ -11470,13 +11466,11 @@ with pkgs;
     (rec {
       zigPackages = recurseIntoAttrs (callPackage ../development/compilers/zig { });
 
-      zig_0_11 = zigPackages."0.11";
       zig_0_12 = zigPackages."0.12";
       zig_0_13 = zigPackages."0.13";
       zig_0_14 = zigPackages."0.14";
     })
     zigPackages
-    zig_0_11
     zig_0_12
     zig_0_13
     zig_0_14