diff --git a/pkgs/development/libraries/tomlc99/default.nix b/pkgs/development/libraries/tomlc99/default.nix
new file mode 100644
index 00000000000..5ed4fd07b47
--- /dev/null
+++ b/pkgs/development/libraries/tomlc99/default.nix
@@ -0,0 +1,30 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+}:
+
+stdenv.mkDerivation rec {
+  pname = "tomlc99";
+  version = "0.pre+date=2022-04-04";
+
+  src = fetchFromGitHub {
+    owner = "cktan";
+    repo = pname;
+    rev = "4e7b082ccc44316f212597ae5b09a35cf9329e69";
+    hash = "sha256-R9OBMG/aUa80Qw/zqaks63F9ybQcThfOYRsHP4t1Gv8=";
+  };
+
+  dontConfigure = true;
+
+  installFlags = [
+    "prefix=${placeholder "out"}"
+  ];
+
+  meta = with lib; {
+    homepage = "https://github.com/cktan/tomlc99";
+    description = "TOML v1.0.0-compliant library written in C99";
+    license = licenses.mit;
+    maintainers = with maintainers; [ AndersonTorres ];
+    platforms = with platforms; unix;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index f232122938e..938e7babe1e 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -20478,6 +20478,8 @@ with pkgs;
 
   kyotocabinet = callPackage ../development/libraries/kyotocabinet { };
 
+  tomlc99 = callPackage ../development/libraries/tomlc99 { };
+
   tokyocabinet = callPackage ../development/libraries/tokyo-cabinet { };
 
   tokyotyrant = callPackage ../development/libraries/tokyo-tyrant { };