diff --git a/pkgs/development/compilers/dart/package-source-builders/default.nix b/pkgs/development/compilers/dart/package-source-builders/default.nix
index 48c31cc28cdd5..6fedb82c44210 100644
--- a/pkgs/development/compilers/dart/package-source-builders/default.nix
+++ b/pkgs/development/compilers/dart/package-source-builders/default.nix
@@ -6,6 +6,7 @@
   matrix = callPackage ./matrix { };
   media_kit_libs_linux = callPackage ./media_kit_libs_linux { };
   olm = callPackage ./olm { };
+  rhttp = callPackage ./rhttp { };
   sqlcipher_flutter_libs = callPackage ./sqlcipher_flutter_libs { };
   sqlite3 = callPackage ./sqlite3 { };
   system_tray = callPackage ./system-tray { };
diff --git a/pkgs/development/compilers/dart/package-source-builders/rhttp/cargokit.patch b/pkgs/development/compilers/dart/package-source-builders/rhttp/cargokit.patch
new file mode 100644
index 0000000000000..bbb4771b66579
--- /dev/null
+++ b/pkgs/development/compilers/dart/package-source-builders/rhttp/cargokit.patch
@@ -0,0 +1,90 @@
+--- old/cargokit/cmake/cargokit.cmake	2024-11-08 13:36:13.345889693 +0800
++++ new/cargokit/cmake/cargokit.cmake	2024-11-08 13:45:26.019632176 +0800
+@@ -17,83 +17,22 @@
+ function(apply_cargokit target manifest_dir lib_name any_symbol_name)
+ 
+     set(CARGOKIT_LIB_NAME "${lib_name}")
+-    set(CARGOKIT_LIB_FULL_NAME "${CMAKE_SHARED_MODULE_PREFIX}${CARGOKIT_LIB_NAME}${CMAKE_SHARED_MODULE_SUFFIX}")
+-    if (CMAKE_CONFIGURATION_TYPES)
+-        set(CARGOKIT_OUTPUT_DIR "${CMAKE_CURRENT_BINARY_DIR}/$<CONFIG>")
+-        set(OUTPUT_LIB "${CMAKE_CURRENT_BINARY_DIR}/$<CONFIG>/${CARGOKIT_LIB_FULL_NAME}")
+-    else()
+-        set(CARGOKIT_OUTPUT_DIR "${CMAKE_CURRENT_BINARY_DIR}")
+-        set(OUTPUT_LIB "${CMAKE_CURRENT_BINARY_DIR}/${CARGOKIT_LIB_FULL_NAME}")
+-    endif()
+-    set(CARGOKIT_TEMP_DIR "${CMAKE_CURRENT_BINARY_DIR}/cargokit_build")
+-
+-    if (FLUTTER_TARGET_PLATFORM)
+-        set(CARGOKIT_TARGET_PLATFORM "${FLUTTER_TARGET_PLATFORM}")
+-    else()
+-        set(CARGOKIT_TARGET_PLATFORM "windows-x64")
+-    endif()
+-
+-    set(CARGOKIT_ENV
+-        "CARGOKIT_CMAKE=${CMAKE_COMMAND}"
+-        "CARGOKIT_CONFIGURATION=$<CONFIG>"
+-        "CARGOKIT_MANIFEST_DIR=${CMAKE_CURRENT_SOURCE_DIR}/${manifest_dir}"
+-        "CARGOKIT_TARGET_TEMP_DIR=${CARGOKIT_TEMP_DIR}"
+-        "CARGOKIT_OUTPUT_DIR=${CARGOKIT_OUTPUT_DIR}"
+-        "CARGOKIT_TARGET_PLATFORM=${CARGOKIT_TARGET_PLATFORM}"
+-        "CARGOKIT_TOOL_TEMP_DIR=${CARGOKIT_TEMP_DIR}/tool"
+-        "CARGOKIT_ROOT_PROJECT_DIR=${CMAKE_SOURCE_DIR}"
+-    )
+-
+-    if (WIN32)
+-        set(SCRIPT_EXTENSION ".cmd")
+-        set(IMPORT_LIB_EXTENSION ".lib")
+-    else()
+-        set(SCRIPT_EXTENSION ".sh")
+-        set(IMPORT_LIB_EXTENSION "")
+-        execute_process(COMMAND chmod +x "${cargokit_cmake_root}/run_build_tool${SCRIPT_EXTENSION}")
+-    endif()
+-
+-    # Using generators in custom command is only supported in CMake 3.20+
+-    if (CMAKE_CONFIGURATION_TYPES AND ${CMAKE_VERSION} VERSION_LESS "3.20.0")
+-        foreach(CONFIG IN LISTS CMAKE_CONFIGURATION_TYPES)
+-            add_custom_command(
+-                OUTPUT
+-                "${CMAKE_CURRENT_BINARY_DIR}/${CONFIG}/${CARGOKIT_LIB_FULL_NAME}"
+-                "${CMAKE_CURRENT_BINARY_DIR}/_phony_"
+-                COMMAND ${CMAKE_COMMAND} -E env ${CARGOKIT_ENV}
+-                "${cargokit_cmake_root}/run_build_tool${SCRIPT_EXTENSION}" build-cmake
+-                VERBATIM
+-            )
+-        endforeach()
+-    else()
+-        add_custom_command(
+-            OUTPUT
+-            ${OUTPUT_LIB}
+-            "${CMAKE_CURRENT_BINARY_DIR}/_phony_"
+-            COMMAND ${CMAKE_COMMAND} -E env ${CARGOKIT_ENV}
+-            "${cargokit_cmake_root}/run_build_tool${SCRIPT_EXTENSION}" build-cmake
+-            VERBATIM
+-        )
+-    endif()
+-
+-
+-    set_source_files_properties("${CMAKE_CURRENT_BINARY_DIR}/_phony_" PROPERTIES SYMBOLIC TRUE)
+ 
+     if (TARGET ${target})
+         # If we have actual cmake target provided create target and make existing
+         # target depend on it
+-        add_custom_target("${target}_cargokit" DEPENDS ${OUTPUT_LIB})
++        add_custom_target("${target}_cargokit" DEPENDS OUTPUT_LIB)
+         add_dependencies("${target}" "${target}_cargokit")
+-        target_link_libraries("${target}" PRIVATE "${OUTPUT_LIB}${IMPORT_LIB_EXTENSION}")
++        target_link_libraries("${target}" PRIVATE OUTPUT_LIB)
+         if(WIN32)
+             target_link_options(${target} PRIVATE "/INCLUDE:${any_symbol_name}")
+         endif()
+     else()
+         # Otherwise (FFI) just use ALL to force building always
+-        add_custom_target("${target}_cargokit" ALL DEPENDS ${OUTPUT_LIB})
++        add_custom_target("${target}_cargokit" ALL DEPENDS OUTPUT_LIB)
+     endif()
+ 
+     # Allow adding the output library to plugin bundled libraries
+-    set("${target}_cargokit_lib" ${OUTPUT_LIB} PARENT_SCOPE)
++    set("${target}_cargokit_lib" OUTPUT_LIB PARENT_SCOPE)
+ 
+ endfunction()
diff --git a/pkgs/development/compilers/dart/package-source-builders/rhttp/default.nix b/pkgs/development/compilers/dart/package-source-builders/rhttp/default.nix
new file mode 100644
index 0000000000000..98f4c82c58bea
--- /dev/null
+++ b/pkgs/development/compilers/dart/package-source-builders/rhttp/default.nix
@@ -0,0 +1,51 @@
+{
+  lib,
+  rustPlatform,
+  stdenv,
+}:
+
+{ version, src, ... }:
+
+let
+  rustDep = rustPlatform.buildRustPackage {
+    pname = "rhttp-rs";
+    inherit version src;
+
+    sourceRoot = "${src.name}/rust";
+
+    cargoHash =
+      {
+        _0_9_1 = "sha256-Gl3ArdSuw3/yi/JX6oloKJqerSJjTfK8HXRNei/LO+4=";
+      }
+      .${"_" + (lib.replaceStrings [ "." ] [ "_" ] version)} or (throw ''
+        Unsupported version of pub 'rhttp': '${version}'
+        Please add cargoHash here. If the cargoHash
+        is the same with existing versions, add an alias here.
+      '');
+
+    env.RUSTFLAGS = "--cfg reqwest_unstable";
+
+    passthru.libraryPath = "lib/librhttp.so";
+  };
+
+in
+stdenv.mkDerivation {
+  pname = "rhttp";
+  inherit version src;
+  inherit (src) passthru;
+
+  patches = [ ./cargokit.patch ];
+
+  postPatch = ''
+    substituteInPlace ./cargokit/cmake/cargokit.cmake --replace-fail "OUTPUT_LIB" "${rustDep}/${rustDep.passthru.libraryPath}"
+  '';
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir $out/
+    cp -r ./* $out/
+
+    runHook postInstall
+  '';
+}