diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index de3d678d..1992a58b 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -28,5 +28,9 @@ repos:
   - repo: https://github.com/jorisroovers/gitlint
     rev:  v0.19.1
     hooks:
-      -   id: gitlint
-          stages: [commit-msg]
+      - id: gitlint
+        stages: [commit-msg]
+  - repo: https://github.com/thlorenz/doctoc
+    rev: v2.2.0 
+    hooks:
+      - id: doctoc
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7af892c7..428c8fea 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,4 @@
+<!-- DOCTOC SKIP -->
 <!-- REMINDER: While updating changelog, also remember to update
 the version in kukkuu/__init.py__ -->
 
diff --git a/README.md b/README.md
index aabdc476..341bfd2c 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,33 @@
 
 [![status](https://travis-ci.com/City-of-Helsinki/kukkuu.svg)](https://github.com/City-of-Helsinki/kukkuu)
 
+<!-- START doctoc generated TOC please keep comment here to allow auto update -->
+<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
+
+- [Environments](#environments)
+- [Development with Docker](#development-with-docker)
+- [Development without Docker](#development-without-docker)
+  - [Installing Python requirements](#installing-python-requirements)
+  - [Database](#database)
+  - [Notification import](#notification-import)
+  - [Cron jobs](#cron-jobs)
+    - [Reminder notifications](#reminder-notifications)
+    - [Feedback notifications](#feedback-notifications)
+    - [Queued email sending](#queued-email-sending)
+    - [SMS notifications](#sms-notifications)
+  - [Daily running, Debugging](#daily-running-debugging)
+- [Authorization](#authorization)
+- [GDPR API data export](#gdpr-api-data-export)
+- [GraphQL API Documentation](#graphql-api-documentation)
+- [Report API](#report-api)
+- [QR-code ticket verification](#qr-code-ticket-verification)
+- [Keeping Python requirements up to date](#keeping-python-requirements-up-to-date)
+- [Code linting & formatting](#code-linting--formatting)
+  - [Pre-commit hooks](#pre-commit-hooks)
+- [Issues board](#issues-board)
+
+<!-- END doctoc generated TOC please keep comment here to allow auto update -->
+
 ## Environments
 
 Production environment:
@@ -192,15 +219,18 @@ Basic `ruff` commands:
 - Format: `ruff format`
 
 Basically:
- - Ruff linter (i.e. `ruff check --fix`) does what `flake8` and `isort` did before.
- - Ruff formatter (i.e. `ruff format`) does what `black` did before.
+
+- Ruff linter (i.e. `ruff check --fix`) does what `flake8` and `isort` did before.
+- Ruff formatter (i.e. `ruff format`) does what `black` did before.
 
 Integrations for `ruff` are available for many editors:
- - https://docs.astral.sh/ruff/integrations/
+
+- https://docs.astral.sh/ruff/integrations/
 
 ### Pre-commit hooks
 
 You can use [`pre-commit`](https://pre-commit.com/) to lint and format your code before committing:
+
 1. Install `pre-commit` (there are many ways to do but let's use pip as an example):
    - `pip install pre-commit`
 2. Set up git hooks from `.pre-commit-config.yaml`, run this command from project root:
diff --git a/docs/setup-keycloak.md b/docs/setup-keycloak.md
index 97fada27..e67cc426 100644
--- a/docs/setup-keycloak.md
+++ b/docs/setup-keycloak.md
@@ -1,3 +1,12 @@
+<!-- START doctoc generated TOC please keep comment here to allow auto update -->
+<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
+**Table of Contents**  *generated with [DocToc](https://github.com/thlorenz/doctoc)*
+
+- [Setup Keycloak](#setup-keycloak)
+  - [Use the public test Keycloak](#use-the-public-test-keycloak)
+
+<!-- END doctoc generated TOC please keep comment here to allow auto update -->
+
 # Setup Keycloak
 
 ## Use the public test Keycloak
diff --git a/docs/setup-tunnistamo.md b/docs/setup-tunnistamo.md
index 66118d73..10ff5a2c 100644
--- a/docs/setup-tunnistamo.md
+++ b/docs/setup-tunnistamo.md
@@ -1,3 +1,13 @@
+<!-- START doctoc generated TOC please keep comment here to allow auto update -->
+<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
+**Table of Contents**  *generated with [DocToc](https://github.com/thlorenz/doctoc)*
+
+- [Setup Tunnistamo](#setup-tunnistamo)
+  - [Use a local Tunnistamo](#use-a-local-tunnistamo)
+  - [Use the public test Tunnistamo](#use-the-public-test-tunnistamo)
+
+<!-- END doctoc generated TOC please keep comment here to allow auto update -->
+
 # Setup Tunnistamo
 
 ## Use a local Tunnistamo
diff --git a/gdpr/README.md b/gdpr/README.md
index 8f6594b8..bbb53799 100644
--- a/gdpr/README.md
+++ b/gdpr/README.md
@@ -1,3 +1,13 @@
+<!-- START doctoc generated TOC please keep comment here to allow auto update -->
+<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
+**Table of Contents**  *generated with [DocToc](https://github.com/thlorenz/doctoc)*
+
+- [How to integrate the Culture Kids to Helsinki-Profile GDPR API](#how-to-integrate-the-culture-kids-to-helsinki-profile-gdpr-api)
+- [GDPR API data export](#gdpr-api-data-export)
+- [Kukkuu GDPR API tester](#kukkuu-gdpr-api-tester)
+
+<!-- END doctoc generated TOC please keep comment here to allow auto update -->
+
 # How to integrate the Culture Kids to Helsinki-Profile GDPR API
 
 As background information and instructions for integrating the service with Helsinki-Profile, see the documentation for [How to integrate to Helsinki-Profile through Tunnistamo](./docs/how-to-integrate-to-Helsinki-profile-with-Tunnistamo.md).
diff --git a/gdpr/docs/how-to-integrate-to-Helsinki-profile-with-Tunnistamo.md b/gdpr/docs/how-to-integrate-to-Helsinki-profile-with-Tunnistamo.md
index 54a77607..cd5d429e 100644
--- a/gdpr/docs/how-to-integrate-to-Helsinki-profile-with-Tunnistamo.md
+++ b/gdpr/docs/how-to-integrate-to-Helsinki-profile-with-Tunnistamo.md
@@ -1,3 +1,18 @@
+<!-- START doctoc generated TOC please keep comment here to allow auto update -->
+<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
+**Table of Contents**  *generated with [DocToc](https://github.com/thlorenz/doctoc)*
+
+- [Integrate the Culture Kids service to the Helsinki-Profile](#integrate-the-culture-kids-service-to-the-helsinki-profile)
+  - [1. Download and install all the needed services](#1-download-and-install-all-the-needed-services)
+  - [2. Setup the clients and their scopes in Tunnistamo](#2-setup-the-clients-and-their-scopes-in-tunnistamo)
+    - [Communication between the Culture kids apps and the Tunnistamo](#communication-between-the-culture-kids-apps-and-the-tunnistamo)
+    - [Communication between the Helsinki-profile and the Tunnistamo](#communication-between-the-helsinki-profile-and-the-tunnistamo)
+    - [Communication from Helsinki-profile to the Culture Kids through Tunnistamo](#communication-from-helsinki-profile-to-the-culture-kids-through-tunnistamo)
+  - [3. Setup the Helsinki-Profile](#3-setup-the-helsinki-profile)
+  - [4. Test that all the communication works](#4-test-that-all-the-communication-works)
+
+<!-- END doctoc generated TOC please keep comment here to allow auto update -->
+
 # Integrate the Culture Kids service to the Helsinki-Profile
 
 ## 1. Download and install all the needed services
diff --git a/gdpr/docs/kukkuu-profile-through-tunnistamo.md b/gdpr/docs/kukkuu-profile-through-tunnistamo.md
index 276aebb1..a129bfa6 100644
--- a/gdpr/docs/kukkuu-profile-through-tunnistamo.md
+++ b/gdpr/docs/kukkuu-profile-through-tunnistamo.md
@@ -1,3 +1,14 @@
+<!-- START doctoc generated TOC please keep comment here to allow auto update -->
+<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
+**Table of Contents**  *generated with [DocToc](https://github.com/thlorenz/doctoc)*
+
+- [Culture Kids with Helsinki-Profile GDPR API through Tunnistamo](#culture-kids-with-helsinki-profile-gdpr-api-through-tunnistamo)
+  - [OIDC API scopes](#oidc-api-scopes)
+    - [Kukkuu GDPR Query API Scope Specifier](#kukkuu-gdpr-query-api-scope-specifier)
+    - [Kukkuu GDPR Delete API Scope Specifier](#kukkuu-gdpr-delete-api-scope-specifier)
+
+<!-- END doctoc generated TOC please keep comment here to allow auto update -->
+
 # Culture Kids with Helsinki-Profile GDPR API through Tunnistamo
 
 ## OIDC API scopes
diff --git a/gdpr/docs/setup-helsinki-profile.md b/gdpr/docs/setup-helsinki-profile.md
index 787af3c1..47a86b04 100644
--- a/gdpr/docs/setup-helsinki-profile.md
+++ b/gdpr/docs/setup-helsinki-profile.md
@@ -1,3 +1,13 @@
+<!-- START doctoc generated TOC please keep comment here to allow auto update -->
+<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
+**Table of Contents**  *generated with [DocToc](https://github.com/thlorenz/doctoc)*
+
+- [Setup the Helsinki-Profile for internal use and for UI](#setup-the-helsinki-profile-for-internal-use-and-for-ui)
+  - [Configure the internal service (for Helsinki-Profile-UI and internal Graphql-UI)](#configure-the-internal-service-for-helsinki-profile-ui-and-internal-graphql-ui)
+  - [Configure the Culture kids service](#configure-the-culture-kids-service)
+
+<!-- END doctoc generated TOC please keep comment here to allow auto update -->
+
 # Setup the Helsinki-Profile for internal use and for UI
 
 In order to get the Helsinki-Profile UI to work with API, The Helsinki-Profile services needs to be set so that they match with the Tunnistamo client ids. Also, the Helsinki-Profile API itself needs an internal service.
diff --git a/gdpr/docs/tunnistamo-kukkuu-configuration.md b/gdpr/docs/tunnistamo-kukkuu-configuration.md
index 772e1bb1..b0f7503a 100644
--- a/gdpr/docs/tunnistamo-kukkuu-configuration.md
+++ b/gdpr/docs/tunnistamo-kukkuu-configuration.md
@@ -1,3 +1,19 @@
+<!-- START doctoc generated TOC please keep comment here to allow auto update -->
+<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
+**Table of Contents**  *generated with [DocToc](https://github.com/thlorenz/doctoc)*
+
+- [Culture Kids with Tunnistamo](#culture-kids-with-tunnistamo)
+  - [OIDC provider clients](#oidc-provider-clients)
+    - [Kukkuu API](#kukkuu-api)
+    - [Kukkuu UI](#kukkuu-ui)
+    - [Kukkuu Admin UI](#kukkuu-admin-ui)
+  - [OIDC API](#oidc-api)
+    - [Kukkuu API](#kukkuu-api-1)
+  - [OIDC API scopes](#oidc-api-scopes)
+    - [Kukkuu API Scope](#kukkuu-api-scope)
+
+<!-- END doctoc generated TOC please keep comment here to allow auto update -->
+
 # Culture Kids with Tunnistamo
 
 ## OIDC provider clients
diff --git a/gdpr/docs/tunnistamo-profile-configuration.md b/gdpr/docs/tunnistamo-profile-configuration.md
index bdf73e0b..78d84a02 100644
--- a/gdpr/docs/tunnistamo-profile-configuration.md
+++ b/gdpr/docs/tunnistamo-profile-configuration.md
@@ -1,3 +1,18 @@
+<!-- START doctoc generated TOC please keep comment here to allow auto update -->
+<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
+**Table of Contents**  *generated with [DocToc](https://github.com/thlorenz/doctoc)*
+
+- [Helsinki-Profile with Tunnistamo](#helsinki-profile-with-tunnistamo)
+  - [OIDC provider clients](#oidc-provider-clients)
+    - [Helsinki-Profile API](#helsinki-profile-api)
+    - [Helsinki-Profile UI](#helsinki-profile-ui)
+  - [OIDC API](#oidc-api)
+    - [Helsinki-profile API](#helsinki-profile-api)
+  - [OIDC API scopes](#oidc-api-scopes)
+    - [Helsinki-profile API Scope](#helsinki-profile-api-scope)
+
+<!-- END doctoc generated TOC please keep comment here to allow auto update -->
+
 # Helsinki-Profile with Tunnistamo
 
 ## OIDC provider clients
diff --git a/subscriptions/README.md b/subscriptions/README.md
index 746a16c1..53124920 100644
--- a/subscriptions/README.md
+++ b/subscriptions/README.md
@@ -1,3 +1,14 @@
+<!-- START doctoc generated TOC please keep comment here to allow auto update -->
+<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
+**Table of Contents**  *generated with [DocToc](https://github.com/thlorenz/doctoc)*
+
+- [Subscriptions app](#subscriptions-app)
+  - [Free spot notifications](#free-spot-notifications)
+    - [Authenticated users](#authenticated-users)
+    - [Authorization with a token](#authorization-with-a-token)
+
+<!-- END doctoc generated TOC please keep comment here to allow auto update -->
+
 ### Subscriptions app
 
 #### Free spot notifications
diff --git a/users/README.md b/users/README.md
index e7b9d3d4..197afce7 100644
--- a/users/README.md
+++ b/users/README.md
@@ -1,3 +1,20 @@
+<!-- START doctoc generated TOC please keep comment here to allow auto update -->
+<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
+**Table of Contents**  *generated with [DocToc](https://github.com/thlorenz/doctoc)*
+
+- [Users app](#users-app)
+  - [Models](#models)
+    - [User](#user)
+    - [Guardian](#guardian)
+  - [GraphQL Schema](#graphql-schema)
+    - [Guardians](#guardians)
+    - [My profile](#my-profile)
+      - [Update the email](#update-the-email)
+      - [Manage communication subscriptions](#manage-communication-subscriptions)
+    - [My admin profile](#my-admin-profile)
+
+<!-- END doctoc generated TOC please keep comment here to allow auto update -->
+
 ### Users app
 
 #### Models