diff --git a/.github/MAINTAINERS_GUIDE.md b/.github/MAINTAINERS_GUIDE.md
index aed110c..a986899 100644
--- a/.github/MAINTAINERS_GUIDE.md
+++ b/.github/MAINTAINERS_GUIDE.md
@@ -26,7 +26,7 @@ $ cd bolt-python-examples
 $ cd block-kit       # Navigate to an example to change
 $ python -m venv .venv
 $ source .venv/bin/activate
-(.venv) $ pip install -r requirements.txt
+(.venv) $ pip install -e ".[dev]"
 (.venv) $ pip install /path/to/python-slack-sdk/dist/slack_sdk-*-py2.py3-none-any.whl --force-reinstall
 ```
 
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 58bddae..fdef0e9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -36,7 +36,7 @@ jobs:
       - name: Install dependencies
         run: |
           pip install -U pip
-          pip install -r requirements.txt
+          pip install -e ".[dev]"
       - name: Lint and check formatting
         run: |
           ruff check .
@@ -67,7 +67,7 @@ jobs:
       - name: Install dependencies
         run: |
           pip install -U pip
-          pip install -r requirements.txt
+          pip install -e ".[dev]"
       - name: Type check
         run: |
           mypy .
@@ -96,7 +96,7 @@ jobs:
       - name: Install dependencies
         run: |
           pip install -U pip
-          pip install -r requirements.txt
+          pip install -e ".[dev]"
       - name: Run all tests
         run: |
           pytest -v
diff --git a/ai/slackbot-mcp-client/no-auth/.gitignore b/ai/slackbot-mcp-client/no-auth/.gitignore
index 0f53357..9cd1a02 100644
--- a/ai/slackbot-mcp-client/no-auth/.gitignore
+++ b/ai/slackbot-mcp-client/no-auth/.gitignore
@@ -2,3 +2,4 @@ __pycache__
 .venv
 .env*
 !.env.example
+*.egg-info
diff --git a/ai/slackbot-mcp-client/no-auth/pyproject.toml b/ai/slackbot-mcp-client/no-auth/pyproject.toml
new file mode 100644
index 0000000..bfa2158
--- /dev/null
+++ b/ai/slackbot-mcp-client/no-auth/pyproject.toml
@@ -0,0 +1,23 @@
+[project]
+name = "bolt-python-examples-mcp-client-no-auth"
+version = "0.0.0"
+requires-python = ">=3.10"
+dependencies = [
+    "httpx2==2.16.0",
+    "mcp==2.3.0",
+    "slack_bolt==1.30.0",
+    "slack_cli_hooks==0.3.0",
+    "slack_sdk==3.45.0",
+    "starlette==1.9.0",
+    "uvicorn==0.54.0",
+]
+
+[project.optional-dependencies]
+dev = [
+    "mypy==2.4.0",
+    "pytest==9.1.1",
+    "ruff==0.17.1",
+]
+
+[tool.setuptools.packages.find]
+include = ["src*"]
diff --git a/ai/slackbot-mcp-client/no-auth/requirements.txt b/ai/slackbot-mcp-client/no-auth/requirements.txt
deleted file mode 100644
index 1b99377..0000000
--- a/ai/slackbot-mcp-client/no-auth/requirements.txt
+++ /dev/null
@@ -1,10 +0,0 @@
-httpx2==2.16.0
-mcp==2.3.0
-mypy==2.4.0
-pytest==9.1.1
-ruff==0.17.1
-slack_bolt==1.30.0
-slack_cli_hooks==0.3.0
-slack_sdk==3.45.0
-starlette==1.9.0
-uvicorn==0.54.0
diff --git a/ai/slackbot-mcp-client/rich-responses/mcp-apps/.gitignore b/ai/slackbot-mcp-client/rich-responses/mcp-apps/.gitignore
index 0f53357..9cd1a02 100644
--- a/ai/slackbot-mcp-client/rich-responses/mcp-apps/.gitignore
+++ b/ai/slackbot-mcp-client/rich-responses/mcp-apps/.gitignore
@@ -2,3 +2,4 @@ __pycache__
 .venv
 .env*
 !.env.example
+*.egg-info
diff --git a/ai/slackbot-mcp-client/rich-responses/mcp-apps/pyproject.toml b/ai/slackbot-mcp-client/rich-responses/mcp-apps/pyproject.toml
new file mode 100644
index 0000000..2865929
--- /dev/null
+++ b/ai/slackbot-mcp-client/rich-responses/mcp-apps/pyproject.toml
@@ -0,0 +1,23 @@
+[project]
+name = "bolt-python-examples-mcp-client-mcp-apps"
+version = "0.0.0"
+requires-python = ">=3.10"
+dependencies = [
+    "httpx2==2.16.0",
+    "mcp==2.3.0",
+    "slack_bolt==1.30.0",
+    "slack_cli_hooks==0.3.0",
+    "slack_sdk==3.45.0",
+    "starlette==1.9.0",
+    "uvicorn==0.54.0",
+]
+
+[project.optional-dependencies]
+dev = [
+    "mypy==2.4.0",
+    "pytest==9.1.1",
+    "ruff==0.17.1",
+]
+
+[tool.setuptools.packages.find]
+include = ["src*"]
diff --git a/ai/slackbot-mcp-client/rich-responses/mcp-apps/requirements.txt b/ai/slackbot-mcp-client/rich-responses/mcp-apps/requirements.txt
deleted file mode 100644
index 1b99377..0000000
--- a/ai/slackbot-mcp-client/rich-responses/mcp-apps/requirements.txt
+++ /dev/null
@@ -1,10 +0,0 @@
-httpx2==2.16.0
-mcp==2.3.0
-mypy==2.4.0
-pytest==9.1.1
-ruff==0.17.1
-slack_bolt==1.30.0
-slack_cli_hooks==0.3.0
-slack_sdk==3.45.0
-starlette==1.9.0
-uvicorn==0.54.0
diff --git a/ai/slackbot-mcp-client/slack-identity/.gitignore b/ai/slackbot-mcp-client/slack-identity/.gitignore
index 70379ff..2a65699 100644
--- a/ai/slackbot-mcp-client/slack-identity/.gitignore
+++ b/ai/slackbot-mcp-client/slack-identity/.gitignore
@@ -4,3 +4,4 @@ installations/
 states/
 .env*
 !.env.example
+*.egg-info
diff --git a/ai/slackbot-mcp-client/slack-identity/pyproject.toml b/ai/slackbot-mcp-client/slack-identity/pyproject.toml
new file mode 100644
index 0000000..072a3b7
--- /dev/null
+++ b/ai/slackbot-mcp-client/slack-identity/pyproject.toml
@@ -0,0 +1,23 @@
+[project]
+name = "bolt-python-examples-mcp-client-slack-identity"
+version = "0.0.0"
+requires-python = ">=3.10"
+dependencies = [
+    "httpx2==2.16.0",
+    "mcp==2.3.0",
+    "slack_bolt==1.30.0",
+    "slack_cli_hooks==0.3.0",
+    "slack_sdk==3.45.0",
+    "starlette==1.9.0",
+    "uvicorn==0.54.0",
+]
+
+[project.optional-dependencies]
+dev = [
+    "mypy==2.4.0",
+    "pytest==9.1.1",
+    "ruff==0.17.1",
+]
+
+[tool.setuptools.packages.find]
+include = ["src*"]
diff --git a/ai/slackbot-mcp-client/slack-identity/requirements.txt b/ai/slackbot-mcp-client/slack-identity/requirements.txt
deleted file mode 100644
index 1b99377..0000000
--- a/ai/slackbot-mcp-client/slack-identity/requirements.txt
+++ /dev/null
@@ -1,10 +0,0 @@
-httpx2==2.16.0
-mcp==2.3.0
-mypy==2.4.0
-pytest==9.1.1
-ruff==0.17.1
-slack_bolt==1.30.0
-slack_cli_hooks==0.3.0
-slack_sdk==3.45.0
-starlette==1.9.0
-uvicorn==0.54.0
diff --git a/block-kit/.gitignore b/block-kit/.gitignore
index 4a797c4..561b11c 100644
--- a/block-kit/.gitignore
+++ b/block-kit/.gitignore
@@ -3,3 +3,4 @@ __pycache__
 .pytest_cache
 .ruff_cache
 .venv
+*.egg-info
diff --git a/block-kit/pyproject.toml b/block-kit/pyproject.toml
new file mode 100644
index 0000000..1f13eb4
--- /dev/null
+++ b/block-kit/pyproject.toml
@@ -0,0 +1,17 @@
+[project]
+name = "bolt-python-examples-block-kit"
+version = "0.0.0"
+requires-python = ">=3.10"
+dependencies = [
+    "slack_sdk==3.45.0",
+]
+
+[project.optional-dependencies]
+dev = [
+    "mypy==2.4.0",
+    "pytest==9.1.1",
+    "ruff==0.17.1",
+]
+
+[tool.setuptools.packages.find]
+include = ["src*"]
diff --git a/block-kit/requirements.txt b/block-kit/requirements.txt
deleted file mode 100644
index 088239d..0000000
--- a/block-kit/requirements.txt
+++ /dev/null
@@ -1,4 +0,0 @@
-mypy==2.4.0
-pytest==9.1.1
-ruff==0.17.1
-slack_sdk==3.45.0
diff --git a/methods/.gitignore b/methods/.gitignore
index 4a797c4..561b11c 100644
--- a/methods/.gitignore
+++ b/methods/.gitignore
@@ -3,3 +3,4 @@ __pycache__
 .pytest_cache
 .ruff_cache
 .venv
+*.egg-info
diff --git a/methods/pyproject.toml b/methods/pyproject.toml
new file mode 100644
index 0000000..2bd3f44
--- /dev/null
+++ b/methods/pyproject.toml
@@ -0,0 +1,17 @@
+[project]
+name = "bolt-python-examples-methods"
+version = "0.0.0"
+requires-python = ">=3.10"
+dependencies = [
+    "slack_cli_hooks==0.3.0",
+    "slack_sdk==3.45.0",
+]
+
+[project.optional-dependencies]
+dev = [
+    "mypy==2.4.0",
+    "ruff==0.17.1",
+]
+
+[tool.setuptools.packages.find]
+include = ["src*"]
diff --git a/methods/requirements.txt b/methods/requirements.txt
deleted file mode 100644
index 549a8ef..0000000
--- a/methods/requirements.txt
+++ /dev/null
@@ -1,4 +0,0 @@
-mypy==2.4.0
-ruff==0.17.1
-slack-cli-hooks==0.3.0
-slack_sdk==3.45.0