# External Tools

- [LTI](/services/canvas/external-tools/lti.md)
- [Introduction](/services/canvas/external-tools/lti/file.tools_intro.md)
- [Registration](/services/canvas/external-tools/lti/file.registration.md)
- [Launch Overview](/services/canvas/external-tools/lti/file.lti_launch_overview.md)
- [Configuring](/services/canvas/external-tools/lti/file.lti_dev_key_config.md)
- [Variable Substitutions](/services/canvas/external-tools/lti/file.tools_variable_substitutions.md)
- [Deep Linking](/services/canvas/external-tools/lti/file.content_item.md)
- [Grading](/services/canvas/external-tools/lti/file.assignment_tools.md)
- [Provisioning](/services/canvas/external-tools/lti/file.provisioning.md)
- [PostMessage](/services/canvas/external-tools/lti/file.lti_window_post_message.md)
- [Platform Notification Service](/services/canvas/external-tools/lti/file.pns.md)
- [Legacy 1.1 Configuration](/services/canvas/external-tools/lti/file.tools_xml.md)
- [Placements](/services/canvas/external-tools/lti/placements.md)
- [Placements Overview](/services/canvas/external-tools/lti/placements/file.placements_overview.md)
- [Navigation](/services/canvas/external-tools/lti/placements/file.navigation_tools.md)
- [Homework Submission](/services/canvas/external-tools/lti/placements/file.homework_submission_placement.md)
- [Editor Button](/services/canvas/external-tools/lti/placements/file.editor_button_placement.md)
- [Migration Selection](/services/canvas/external-tools/lti/placements/file.migration_selection_placement.md)
- [Link Selection (Modules)](/services/canvas/external-tools/lti/placements/file.link_selection_placement.md)
- [Assignment Selection](/services/canvas/external-tools/lti/placements/file.assignment_selection_placement.md)
- [Collaborations](/services/canvas/external-tools/lti/placements/file.collaborations_placement.md)
- [xAPI](/services/canvas/external-tools/file.xapi.md)
- [Canvas Roles](/services/canvas/external-tools/file.canvas_roles.md)
- [Plagiarism Detection Platform](/services/canvas/external-tools/plagiarism-detection-platform.md)
- [Overview](/services/canvas/external-tools/plagiarism-detection-platform/file.plagiarism_platform.md)
- [Plagiarism Detection Platform Assignments](/services/canvas/external-tools/plagiarism-detection-platform/plagiarism_detection_platform_assignments.md)
- [Plagiarism Detection Platform Users](/services/canvas/external-tools/plagiarism-detection-platform/plagiarism_detection_platform_users.md)
- [Plagiarism Detection Submissions](/services/canvas/external-tools/plagiarism-detection-platform/plagiarism_detection_submissions.md)
- [Webhooks Subscriptions for Plagiarism Platform](/services/canvas/external-tools/plagiarism-detection-platform/webhooks_subscriptions_for_plagiarism_platform.md)
- [JWT Access Tokens](/services/canvas/external-tools/plagiarism-detection-platform/file.jwt_access_tokens.md)