We offer four different products for you and your company:
- **GitLab Community Edition (CE)** is an [opensource product](https://gitlab.com/gitlab-org/gitlab-ce/),
self-hosted, free to use. Every feature available in GitLab CE is also available on GitLab Enterprise Edition (Starter and Premium) and GitLab.com.
- **GitLab Enterprise Edition (EE)** is an [opencore product](https://gitlab.com/gitlab-org/gitlab-ee/),
self-hosted, fully featured solution of GitLab, available under distinct [subscriptions](https://about.gitlab.com/products/): **GitLab Enterprise Edition Starter (EES)** and **GitLab Enterprise Edition Premium (EEP)**.
- **GitLab.com**: SaaS GitLab solution, with [free and paid subscriptions](https://about.gitlab.com/gitlab-com/). GitLab.com is hosted by GitLab, Inc., and administrated by GitLab (users don't have access to admin settings).
> **GitLab EE** contains all features available in **GitLab CE**,
plus premium features available in each version: **Enterprise Edition Starter**
(**EES**) and **Enterprise Edition Premium** (**EEP**). Everything available in
- [GitLab Quick Actions](user/project/quick_actions.md): Textual shortcuts for common actions on issues or merge requests that are usually done by clicking buttons or dropdowns in GitLab's UI.
- [User documentation](user/index.md): Learn how to use GitLab and explore its features
- [User account](user/profile/index.md): Manage your account
- [Authentication](topics/authentication/index.md): Account security with two-factor authentication, setup your ssh keys and deploy keys for secure access to your projects.
- [Profile settings](user/profile/index.md#profile-settings): Manage your profile settings, two factor authentication and more.
- [Work In Progress Merge Requests](user/project/merge_requests/work_in_progress_merge_requests.md)
- [Merge Request discussion resolution](user/discussions/index.md#moving-a-single-discussion-to-a-new-issue): Resolve discussions, move discussions in a merge request to an issue, only allow merge requests to be merged if all discussions are resolved.
- [Milestones](user/project/milestones/index.md): Organize issues and merge requests into a cohesive group, optionally setting a due date.
- [Todos](workflow/todos.md): A chronological list of to-dos that are waiting for your input, all in a simple dashboard.
### Git and GitLab
- [Git](topics/git/index.md): Getting started with Git, branching strategies, Git LFS, advanced use.
- [Git cheatsheet](https://gitlab.com/gitlab-com/marketing/raw/master/design/print/git-cheatsheet/print-pdf/git-cheatsheet.pdf): Download a PDF describing the most used Git operations.
- [GitLab Flow](workflow/gitlab_flow.md): explore the best of Git with the GitLab Flow strategy.
### Migrate and import your projects from other platforms
- [Importing to GitLab](workflow/importing/README.md): Import your projects from GitHub, Bitbucket, GitLab.com, FogBugz and SVN into GitLab.
- [Migrating from SVN](workflow/importing/migrating_from_svn.md): Convert a SVN repository to Git and GitLab.
### Continuous Integration, Delivery, and Deployment
- [GitLab CI](ci/README.md): Explore the features and capabilities of Continuous Integration, Continuous Delivery, and Continuous Deployment with GitLab.
- [Auto Deploy](ci/autodeploy/index.md): Configure GitLab CI for the deployment of your application.
- [Review Apps](ci/review_apps/index.md): Preview changes to your app right from a merge request.
- [GitLab Cycle Analytics](user/project/cycle_analytics.md): Cycle Analytics measures the time it takes to go from an [idea to production](https://about.gitlab.com/2016/08/05/continuous-integration-delivery-and-deployment-with-gitlab/#from-idea-to-production-with-gitlab) for each project you have.
- [GitLab Container Registry](user/project/container_registry.md): Learn how to use GitLab's built-in Container Registry.
### Automation
- [API](api/README.md): Automate GitLab via a simple and powerful API.
- [GitLab Webhooks](user/project/integrations/webhooks.md): Let GitLab notify you when new code has been pushed to your project.
### Integrations
- [Project Services](user/project/integrations/project_services.md): Integrate a project with external services, such as CI and chat.
- [GitLab Integration](integration/README.md): Integrate with multiple third-party services with GitLab to allow external issue trackers and external authentication.
Learn how to administer your GitLab instance. Regular users don't
have access to GitLab administration tools and settings.
### Install, update, upgrade, migrate
- [Install](install/README.md): Requirements, directory structures and installation from source.
- [Mattermost](https://docs.gitlab.com/omnibus/gitlab-mattermost/): Integrate [Mattermost](https://about.mattermost.com/) with your GitLab installation.
- [Migrate GitLab CI to CE/EE](migrate_ci_to_ce/README.md): If you have an old GitLab installation (older than 8.0), follow this guide to migrate your existing GitLab CI data to GitLab CE/EE.
- [Restart GitLab](administration/restart_gitlab.md): Learn how to restart GitLab and its components.
- [Update](update/README.md): Update guides to upgrade your installation.
### User permissions
- [Access restrictions](user/admin_area/settings/visibility_and_access_controls.md#enabled-git-access-protocols): Define which Git access protocols can be used to talk to GitLab
- [Authentication/Authorization](topics/authentication/index.md#gitlab-administrators): Enforce 2FA, configure external authentication with LDAP, SAML, CAS and additional Omniauth providers.
- [High Availability](administration/high_availability/README.md): Configure multiple servers for scaling or high availability.
- [User cohorts](user/admin_area/user_cohorts.md) View user activity over time.
- [Web terminals](administration/integration/terminal.md): Provide terminal access to environments from within GitLab.
- GitLab CI
- [CI admin settings](user/admin_area/settings/continuous_integration.md): Define max artifacts size and expiration time.
### Integrations
- [Integrations](integration/README.md): How to integrate with systems such as JIRA, Redmine, Twitter.
- [Koding](administration/integration/koding.md): Set up Koding to use with GitLab.
- [Mattermost](user/project/integrations/mattermost.md): Set up GitLab with Mattermost.
### Monitoring
- [GitLab performance monitoring with InfluxDB](administration/monitoring/performance/introduction.md): Configure GitLab and InfluxDB for measuring performance metrics.
- [GitLab performance monitoring with Prometheus](administration/monitoring/prometheus/index.md): Configure GitLab and Prometheus for measuring performance metrics.
- [Monitoring uptime](user/admin_area/monitoring/health_check.md): Check the server status using the health check endpoint.
### Performance
- [Housekeeping](administration/housekeeping.md): Keep your Git repository tidy and fast.
- [Operations](administration/operations.md): Keeping GitLab up and running.
- [Polling](administration/polling.md): Configure how often the GitLab UI polls for updates.
- [Request Profiling](administration/monitoring/performance/request_profiling.md): Get a detailed profile on slow requests.
- [Adjust your instance's timezone](workflow/timezone.md): Customize the default time zone of GitLab.
- [Environment variables](administration/environment_variables.md): Supported environment variables that can be used to override their defaults values in order to configure GitLab.
- [Header logo](customization/branded_page_and_email_header.md): Change the logo on the overall page and email header.
- [Issue closing pattern](administration/issue_closing_pattern.md): Customize how to close an issue from commit messages.
- [Libravatar](customization/libravatar.md): Use Libravatar instead of Gravatar for user avatars.
- [Welcome message](customization/welcome_message.md): Add a custom welcome message to the sign-in page.