info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
| [Visibility and access controls](visibility_and_access_controls.md) | Set default and restrict visibility levels. Configure import sources and Git access protocol. |
| [Account and limit](account_and_limit_settings.md) | Set projects and maximum size limits, session duration, user options, and check feature availability for namespace plan. |
| [Kroki](../../../administration/integration/kroki.md#enable-kroki-in-gitlab) | Allow rendering of diagrams in AsciiDoc and Markdown documents using [kroki.io](https://kroki.io). |
| [Mailgun](../../../administration/integration/mailgun.md) | Enable your GitLab instance to receive invite email bounce events from Mailgun, if it is your email provider. |
| [Slack application](../../../user/project/integrations/gitlab_slack_application.md#configuration) **(FREE SAAS)** | Slack integration allows you to interact with GitLab via slash commands in a chat window. This option is only available on GitLab.com, though it may be [available for self-managed instances in the future](https://gitlab.com/gitlab-org/gitlab/-/issues/28164). |
| [Repository's custom initial branch name](../../project/repository/branches/default.md#instance-level-custom-initial-branch-name) | Set a custom branch name for new repositories created in your instance. |
| [Repository static objects](../../../administration/static_objects_external_storage.md) | Serve repository static objects (for example, archives and blobs) from an external storage (for example, a CDN). |
| [Required pipeline configuration](continuous_integration.md#required-pipeline-configuration) **(PREMIUM SELF)** | Set an instance-wide auto included [pipeline configuration](../../../ci/yaml/index.md). This pipeline configuration is run after the project's own configuration. |
| [Package Registry](continuous_integration.md#package-registry-configuration) | Settings related to the use and experience of using the GitLab Package Registry. Note there are [risks involved](../../packages/container_registry/index.md#use-with-external-container-registries) in enabling some of these settings. |
| [Spam and Anti-bot Protection](../../../integration/recaptcha.md) | Enable reCAPTCHA or Akismet and set IP limits. For reCAPTCHA, we currently only support [v2](https://developers.google.com/recaptcha/docs/versions). |
| [Profiling - Performance bar](../../../administration/monitoring/performance/performance_bar.md#enable-the-performance-bar-for-non-administrators) | Enable access to the Performance Bar for non-administrator users in a given group. |
| [Pseudonymizer data collection](../../../administration/pseudonymizer.md) **(ULTIMATE)** | Enable or disable the Pseudonymizer data collection. |
## Network
| Option | Description |
| ------ | ----------- |
| Performance optimization | [Write to "authorized_keys" file](../../../administration/operations/fast_ssh_key_lookup.md#setting-up-fast-lookup-via-gitlab-shell) and [Push event activities limit and bulk push events](push_event_activities_limit.md). Various settings that affect GitLab performance. |
| [User and IP rate limits](user_and_ip_rate_limits.md) | Configure limits for web and API requests. |
| [Package Registry Rate Limits](package_registry_rate_limits.md) | Configure specific limits for Packages API requests that supersede the user and IP rate limits. |
| [Files API Rate Limits](files_api_rate_limits.md) | Configure specific limits for Files API requests that supersede the user and IP rate limits. |
| [Deprecated API Rate Limits](deprecated_api_rate_limits.md) | Configure specific limits for deprecated API requests that supersede the user and IP rate limits. |
| Geo | Geo allows you to replicate your GitLab instance to other geographical locations. Redirects to **Admin Area > Geo > Settings** are no longer available at **Admin Area > Settings > Geo** in [GitLab 13.0](https://gitlab.com/gitlab-org/gitlab/-/issues/36896). |
| Localization | [Default first day of the week](../../profile/preferences.md) and [Time tracking](../../project/time_tracking.md#limit-displayed-units-to-hours). |