diff --git a/.gitignore b/.gitignore
index 5244595c..1de7f0ab 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,3 +12,4 @@ dist.zip
 packages/jspsych/README.md
 .turbo
 *.pyc
+cache.db
diff --git a/docs/__generator__/plugins.py b/docs/__generator__/plugins.py
index 066fde93..8c1f28f3 100644
--- a/docs/__generator__/plugins.py
+++ b/docs/__generator__/plugins.py
@@ -1,11 +1,14 @@
+from pathlib import Path
+
 from docs.__generator__.utils import (
+    cache,
     get_plugin_description,
     get_value_by_path,
     get_values_by_path,
     jsdoc_to_markdown,
 )
 
-parameter_type_mapping = {
+PARAMETER_TYPE_MAPPING = {
     "HTML_STRING": "HTML string",
     "KEYS": "array of strings",
     "BOOL": "boolean",
@@ -13,7 +16,8 @@ parameter_type_mapping = {
 }
 
 
-def generate_plugin_parameters_section(plugin_dir: str):
+@cache.memoize(expire=60 * 60 * 24 * 30)  # 1 month in seconds
+def generate_plugin_parameters_section(plugin_dir: Path, source_hash: str):
     description = get_plugin_description(plugin_dir)
 
     output = """
@@ -37,8 +41,8 @@ specified. Other parameters can be left unspecified if the default value is acce
         parameter_type = get_value_by_path(
             parameter, "$.type.declaration.children[?name = type].type.name"
         )
-        if parameter_type in parameter_type_mapping:
-            parameter_type = parameter_type_mapping[parameter_type]
+        if parameter_type in PARAMETER_TYPE_MAPPING:
+            parameter_type = PARAMETER_TYPE_MAPPING[parameter_type]
 
         is_array = get_value_by_path(
             parameter, "$.type.declaration.children[?name = array].type.value"
diff --git a/docs/__generator__/utils.py b/docs/__generator__/utils.py
index f4b5c793..f73ee847 100644
--- a/docs/__generator__/utils.py
+++ b/docs/__generator__/utils.py
@@ -1,14 +1,25 @@
 import json
+from logging import getLogger
 import subprocess
+from hashlib import md5
 from pathlib import Path
 from tempfile import NamedTemporaryFile
 from typing import Any, List
 
+from diskcache import Cache
 from jsonpath_ng.ext import parse
 
+cache = Cache(Path(__file__).parent)
+logger = getLogger("mkdocs")
 
-def get_plugin_description(plugin_dir: str):
-    package_path = f"packages/plugin-{plugin_dir}"
+
+def hash_file(path: Path):
+    with path.open() as file:
+        return md5(file.read().encode("utf8")).hexdigest()
+
+
+def get_plugin_description(plugin_dir: Path):
+    logger.info(f"Collecting parameter infos for {plugin_dir}...")
     with NamedTemporaryFile() as json_file:
 
         typedoc_command = (
@@ -16,12 +27,12 @@ def get_plugin_description(plugin_dir: str):
                 [
                     "node_modules/.bin/typedoc",
                     "--tsconfig",
-                    f"{package_path}/tsconfig.json",
+                    plugin_dir / "tsconfig.json",
                     "--json",
                     f"{json_file.name}",
                     "--sort",
                     "source-order",
-                    f"{package_path}/src/index.ts",
+                    plugin_dir / "src/index.ts",
                 ]
             ),
         )
@@ -36,9 +47,6 @@ def get_plugin_description(plugin_dir: str):
 
         description = json.load(json_file)
 
-        # with Path("tmp.json").open("w") as file:
-        #     json.dump(description, file)
-
         return description
 
 
diff --git a/docs/__init__.py b/docs/__init__.py
index 54cf476b..416657d8 100644
--- a/docs/__init__.py
+++ b/docs/__init__.py
@@ -1,12 +1,15 @@
-from logging import getLogger
+from pathlib import Path
 
 from docs.__generator__.plugins import generate_plugin_parameters_section
+from docs.__generator__.utils import hash_file
 
-logger = getLogger("mkdocs")
 
 # https://mkdocs-macros-plugin.readthedocs.io/en/latest/macros/
 def define_env(env):
     @env.macro
-    def plugin_parameters(plugin_dir: str):
-        logger.info(f"Collecting parameter infos for plugin {plugin_dir}...")
-        return generate_plugin_parameters_section(plugin_dir)
+    def plugin_parameters(plugin: str):
+        plugin_dir = Path(f"packages/plugin-{plugin}")
+
+        return generate_plugin_parameters_section(
+            plugin_dir, hash_file(plugin_dir / "src/index.ts")
+        )
diff --git a/poetry.lock b/poetry.lock
index 2aee7dcb..2b0a884e 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -47,6 +47,14 @@ category = "dev"
 optional = false
 python-versions = ">=3.5"
 
+[[package]]
+name = "diskcache"
+version = "5.4.0"
+description = "Disk Cache -- Disk and file backed persistent cache."
+category = "main"
+optional = false
+python-versions = ">=3"
+
 [[package]]
 name = "ghp-import"
 version = "2.1.0"
@@ -410,7 +418,7 @@ testing = ["func-timeout", "jaraco.itertools", "pytest (>=6)", "pytest-black (>=
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.8"
-content-hash = "0d2b29128da55beecf1c7ba4b16dabd738c91eff6e5e89ab4794cf12b247609c"
+content-hash = "1c8d4dcf5a9244ea811f4e585311114536e369408066ebe6e7d1fb46e7f3b457"
 
 [metadata.files]
 black = [
@@ -448,6 +456,10 @@ decorator = [
     {file = "decorator-5.1.1-py3-none-any.whl", hash = "sha256:b8c3f85900b9dc423225913c5aace94729fe1fa9763b38939a95226f02d37186"},
     {file = "decorator-5.1.1.tar.gz", hash = "sha256:637996211036b6385ef91435e4fae22989472f9d571faba8927ba8253acbc330"},
 ]
+diskcache = [
+    {file = "diskcache-5.4.0-py3-none-any.whl", hash = "sha256:af3ec6d7f167bbef7b6c33d9ee22f86d3e8f2dd7131eb7c4703d8d91ccdc0cc4"},
+    {file = "diskcache-5.4.0.tar.gz", hash = "sha256:8879eb8c9b4a2509a5e633d2008634fb2b0b35c2b36192d89655dbde02419644"},
+]
 ghp-import = [
     {file = "ghp-import-2.1.0.tar.gz", hash = "sha256:9c535c4c61193c2df8871222567d7fd7e5014d835f97dc7b7439069e2413d343"},
     {file = "ghp_import-2.1.0-py3-none-any.whl", hash = "sha256:8337dd7b50877f163d4c0289bc1f1c7f127550241988d568c1db512c4324a619"},
diff --git a/pyproject.toml b/pyproject.toml
index 5d0d7c05..5b05c7fc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,6 +6,7 @@ authors = []
 
 [tool.poetry.dependencies]
 python = "^3.8"
+diskcache = "^5.4.0"
 
 [tool.poetry.dev-dependencies]
 mkdocs = "^1.3.0"