diff --git a/pkgs/tools/security/oauth2c/default.nix b/pkgs/tools/security/oauth2c/default.nix
new file mode 100644
index 000000000000..8d96cbd19fb9
--- /dev/null
+++ b/pkgs/tools/security/oauth2c/default.nix
@@ -0,0 +1,34 @@
+{ buildGoModule
+, fetchFromGitHub
+, lib
+}:
+
+buildGoModule rec {
+  pname = "oauth2c";
+  version = "1.7.0";
+
+  src = fetchFromGitHub {
+    owner = "cloudentity";
+    repo = pname;
+    rev = "v${version}";
+    hash = "sha256-IOfY0lKOeuArO3bI1JjTOXHhCqr3GTfsOHCOI0Qh4xk=";
+  };
+
+  vendorHash = "sha256-euEmslrSbXPVDNZkIguq+ukt74Um4H0+lIXEyCBorjE=";
+
+  doCheck = false; # tests want to talk to oauth2c.us.authz.cloudentity.io
+
+  meta = with lib; {
+    homepage = "https://github.com/cloudentity/oauth2c";
+    description = "User-friendly OAuth2 CLI";
+    longDescription = ''
+      oauth2c is a command-line tool for interacting with OAuth 2.0
+      authorization servers. Its goal is to make it easy to fetch access tokens
+      using any grant type or client authentication method. It is compliant with
+      almost all basic and advanced OAuth 2.0, OIDC, OIDF FAPI and JWT profiles.
+    '';
+    license = licenses.asl20;
+    maintainers = [ maintainers.flokli ];
+    platforms = platforms.darwin ++ platforms.linux;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 820de9675083..2ea76bf482fc 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -667,6 +667,8 @@ with pkgs;
 
   erosmb = callPackage ../tools/security/erosmb { };
 
+  oauth2c = callPackage ../tools/security/oauth2c { };
+
   octosuite = callPackage ../tools/security/octosuite { };
 
   octosql = callPackage ../tools/misc/octosql { };