diff --git a/pkgs/by-name/li/live-chart/package.nix b/pkgs/by-name/li/live-chart/package.nix
new file mode 100644
index 000000000000..942fe3545562
--- /dev/null
+++ b/pkgs/by-name/li/live-chart/package.nix
@@ -0,0 +1,50 @@
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  meson,
+  ninja,
+  pkg-config,
+  vala,
+  gtk4,
+  libgee,
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "live-chart";
+  version = "1.10.0";
+
+  src = fetchFromGitHub {
+    owner = "lcallarec";
+    repo = "live-chart";
+    rev = finalAttrs.version;
+    hash = "sha256-SOZJ9sVrmsZybs5BVXWmqBJ/P7SZI/X8TGWHXGvXAU8=";
+  };
+
+  outputs = [
+    "out"
+    "dev"
+  ];
+
+  nativeBuildInputs = [
+    meson
+    ninja
+    pkg-config
+    vala
+  ];
+
+  buildInputs = [
+    gtk4
+    libgee
+  ];
+
+  strictDeps = true;
+
+  meta = {
+    description = "Real-time charting library for Vala and GTK4 based on Cairo";
+    homepage = "https://github.com/lcallarec/live-chart";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ aleksana ];
+    platforms = lib.platforms.unix;
+  };
+})
diff --git a/pkgs/by-name/re/reco/package.nix b/pkgs/by-name/re/reco/package.nix
new file mode 100644
index 000000000000..27742087dc43
--- /dev/null
+++ b/pkgs/by-name/re/reco/package.nix
@@ -0,0 +1,57 @@
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  meson,
+  ninja,
+  pkg-config,
+  vala,
+  wrapGAppsHook4,
+  libgee,
+  live-chart,
+  ryokucha,
+  pantheon,
+  gst_all_1,
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "reco";
+  version = "5.0.2";
+
+  src = fetchFromGitHub {
+    owner = "ryonakano";
+    repo = "reco";
+    rev = finalAttrs.version;
+    hash = "sha256-uZAcZJLQH0MTI4NSJnZvzYPBFVXGBqAhsjVLAVP/ZwI=";
+  };
+
+  nativeBuildInputs = [
+    meson
+    ninja
+    pkg-config
+    vala
+    wrapGAppsHook4
+  ];
+
+  buildInputs = [
+    libgee
+    live-chart
+    ryokucha
+    pantheon.granite7
+    gst_all_1.gstreamer
+    gst_all_1.gst-plugins-base
+    gst_all_1.gst-plugins-good
+    gst_all_1.gst-libav
+  ];
+
+  mesonFlags = [ (lib.mesonBool "use_submodule" false) ];
+
+  meta = {
+    description = "Audio recorder focused on being concise and simple to use";
+    homepage = "https://github.com/ryonakano/reco";
+    license = lib.licenses.gpl3Plus;
+    mainProgram = "com.github.ryonakano.reco";
+    maintainers = with lib.maintainers; [ aleksana ];
+    platforms = lib.platforms.unix;
+  };
+})
diff --git a/pkgs/by-name/ry/ryokucha/package.nix b/pkgs/by-name/ry/ryokucha/package.nix
new file mode 100644
index 000000000000..35ab71b0111b
--- /dev/null
+++ b/pkgs/by-name/ry/ryokucha/package.nix
@@ -0,0 +1,46 @@
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  meson,
+  ninja,
+  pkg-config,
+  vala,
+  gtk4,
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "ryokucha";
+  version = "0.3.1";
+
+  src = fetchFromGitHub {
+    owner = "ryonakano";
+    repo = "ryokucha";
+    rev = finalAttrs.version;
+    hash = "sha256-bmN8ZiFjUXtWMrZz7BJtO/9TMjcc4d3x8EpFvhvsewY=";
+  };
+
+  outputs = [
+    "out"
+    "dev"
+  ];
+
+  nativeBuildInputs = [
+    meson
+    ninja
+    pkg-config
+    vala
+  ];
+
+  buildInputs = [ gtk4 ];
+
+  strictDeps = true;
+
+  meta = {
+    description = "GTK4 library that includes customized widgets";
+    homepage = "https://github.com/ryonakano/ryokucha";
+    license = lib.licenses.lgpl3Plus;
+    maintainers = with lib.maintainers; [ aleksana ];
+    platforms = lib.platforms.unix;
+  };
+})