diff --git a/var/spack/repos/builtin/packages/theia-ide/package.py b/var/spack/repos/builtin/packages/theia-ide/package.py
new file mode 100644
index 00000000000..25afeb2336a
--- /dev/null
+++ b/var/spack/repos/builtin/packages/theia-ide/package.py
@@ -0,0 +1,59 @@
+# Copyright Spack Project Developers. See COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack.package import *
+
+
+class TheiaIde(Package):
+    """A modern and open IDE for cloud and desktop.
+    The Theia IDE is based on the Theia platform."""
+
+    homepage = "https://theia-ide.org/"
+    url = "https://github.com/eclipse-theia/theia-ide/archive/refs/tags/v1.59.1.tar.gz"
+
+    maintainers("RobertMaaskant")
+
+    license("MIT", checked_by="RobertMaaskant")
+
+    version("1.59.1", sha256="f3e4fdb76aa0d5a4f034d9fe8889e8c798425d8c0a452688277002b7f09ea7d0")
+
+    conflicts("platform=darwin", msg="Currently only packaged for Linux")
+    conflicts("platform=windows", msg="Currently only packaged for Linux")
+
+    depends_on("c", type="build")
+    depends_on("cxx", type="build")
+
+    with default_args(type="build"):
+        depends_on("gmake")
+        depends_on("kbproto")
+        depends_on("libsecret")
+        depends_on("libx11")
+        depends_on("libxau")
+        depends_on("libxcb")
+        depends_on("libxdmcp")
+        depends_on("libxkbfile")
+        depends_on("pkg-config")
+        depends_on("xproto")
+
+        depends_on("npm@10.8.2:")
+        depends_on("yarn@1.7.0:1")
+
+        # required by node-gyp ^9.0.0: https://github.com/eclipse-theia/theia/blob/v1.59.0/package.json#L45
+        # https://github.com/nodejs/node-gyp/tree/v9.0.0?tab=readme-ov-file#on-unix
+        depends_on("python@3.7:3.10")
+
+    with default_args(type="run"):
+        depends_on("git@2.11.0:")
+        # https://github.com/microsoft/vscode/blob/1.98.2/.nvmrc
+        depends_on("node-js@20.18.2:20")
+
+    def install(self, spec, prefix):
+        yarn = which("yarn", required=True)
+        yarn()
+        yarn("build")
+        yarn("download:plugins")
+        yarn("package:applications")
+
+        mkdirp(prefix.bin)
+        install("applications/electron/dist/TheiaIDE.AppImage", prefix.bin.join("theia-ide"))