diff --git a/openedx_events/learning/signals.py b/openedx_events/learning/signals.py
index 0f3a74df..e38e6345 100644
--- a/openedx_events/learning/signals.py
+++ b/openedx_events/learning/signals.py
@@ -32,8 +32,11 @@
 
 # .. event_type: org.openedx.learning.student.registration.completed.v1
 # .. event_name: STUDENT_REGISTRATION_COMPLETED
+# .. event_key_field: user.pii.username
 # .. event_description: emitted when the user registration process in the LMS is completed.
 # .. event_data: UserData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: openedx/core/djangoapps/user_authn/views/register.py
 STUDENT_REGISTRATION_COMPLETED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.student.registration.completed.v1",
     data={
@@ -47,6 +50,8 @@
 # .. event_key_field: user.pii.username
 # .. event_description: emitted when the user's login process in the LMS is completed.
 # .. event_data: UserData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: openedx/core/djangoapps/user_authn/views/login.py
 SESSION_LOGIN_COMPLETED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.auth.session.login.completed.v1",
     data={
@@ -57,8 +62,11 @@
 
 # .. event_type: org.openedx.learning.course.enrollment.created.v1
 # .. event_name: COURSE_ENROLLMENT_CREATED
+# .. event_key_field: enrollment.course.course_key
 # .. event_description: emitted when the user's enrollment process is completed.
 # .. event_data: CourseEnrollmentData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: common/djangoapps/student/models/course_enrollment.py
 COURSE_ENROLLMENT_CREATED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.course.enrollment.created.v1",
     data={
@@ -69,8 +77,11 @@
 
 # .. event_type: org.openedx.learning.course.enrollment.changed.v1
 # .. event_name: COURSE_ENROLLMENT_CHANGED
+# .. event_key_field: enrollment.course.course_key
 # .. event_description: emitted when the user's enrollment update process is completed.
 # .. event_data: CourseEnrollmentData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: common/djangoapps/student/models/course_enrollment.py
 COURSE_ENROLLMENT_CHANGED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.course.enrollment.changed.v1",
     data={
@@ -84,6 +95,8 @@
 # .. event_key_field: enrollment.course.course_key
 # .. event_description: emitted when the user's unenrollment process is completed.
 # .. event_data: CourseEnrollmentData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: common/djangoapps/student/models/course_enrollment.py
 COURSE_UNENROLLMENT_COMPLETED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.course.unenrollment.completed.v1",
     data={
@@ -97,6 +110,8 @@
 # .. event_key_field: certificate.course.course_key
 # .. event_description: emitted when the user's certificate creation process is completed.
 # .. event_data: CertificateData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: lms/djangoapps/certificates/models.py
 CERTIFICATE_CREATED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.certificate.created.v1",
     data={
@@ -109,6 +124,8 @@
 # .. event_key_field: program_certificate.program.uuid
 # .. event_description: Emit when a program certificate is awarded to a learner
 # .. event_data: ProgramCertificateData
+# .. event_trigger_repository: openedx/credentials
+# .. event_trigger: credentials/apps/credentials/issuers.py
 PROGRAM_CERTIFICATE_AWARDED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.program.certificate.awarded.v1",
     data={
@@ -120,6 +137,8 @@
 # .. event_name: CERTIFICATE_CHANGED
 # .. event_description: emitted when the user's certificate update process is completed.
 # .. event_data: CertificateData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: lms/djangoapps/certificates/models.py
 CERTIFICATE_CHANGED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.certificate.changed.v1",
     data={
@@ -133,6 +152,8 @@
 # .. event_key_field: certificate.course.course_key
 # .. event_description: emitted when the user's certificate annulation process is completed.
 # .. event_data: CertificateData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: lms/djangoapps/certificates/models.py
 CERTIFICATE_REVOKED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.certificate.revoked.v1",
     data={
@@ -145,6 +166,8 @@
 # .. event_key_field: program_certificate.program.uuid
 # .. event_description: Emit when a program certificate is revoked from a learner
 # .. event_data: ProgramCertificateData
+# .. event_trigger_repository: openedx/credentials
+# .. event_trigger: credentials/apps/credentials/issuers.py
 PROGRAM_CERTIFICATE_REVOKED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.program.certificate.revoked.v1",
     data={
@@ -156,6 +179,8 @@
 # .. event_name: COHORT_MEMBERSHIP_CHANGED
 # .. event_description: emitted when the user's cohort update is completed.
 # .. event_data: CohortData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: openedx/core/djangoapps/course_groups/models.py
 COHORT_MEMBERSHIP_CHANGED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.cohort_membership.changed.v1",
     data={
@@ -169,6 +194,8 @@
 # .. event_description: emitted when the configuration for a course's discussions changes in the course
 # .. event_warning: This event is currently incompatible with the event bus, list/dict cannot be serialized yet
 # .. event_data: CourseDiscussionConfigurationData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: openedx/core/djangoapps/discussions/tasks.py
 COURSE_DISCUSSIONS_CHANGED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.discussions.configuration.changed.v1",
     data={
@@ -180,6 +207,8 @@
 # .. event_name: PERSISTENT_GRADE_SUMMARY_CHANGED
 # .. event_description: emitted when a grade changes in the course
 # .. event_data: PersistentCourseGradeData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: lms/djangoapps/grades/models.py
 PERSISTENT_GRADE_SUMMARY_CHANGED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.course.persistent_grade_summary.changed.v1",
     data={
@@ -193,6 +222,8 @@
 # .. event_key_field: xblock_info.usage_key
 # .. event_description: Fired when an XBlock skill is verified.
 # .. event_data: XBlockSkillVerificationData
+# .. event_trigger_repository: openedx/xblock-skill-tagging
+# .. event_trigger: skill_tagging/skill_tagging_mixin.py
 XBLOCK_SKILL_VERIFIED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.xblock.skill.verified.v1",
     data={
@@ -205,6 +236,8 @@
 # .. event_description: Can be fired from apps to send user notifications.
 # .. event_data: UserNotificationSendListData
 # .. event_warning: This event is currently incompatible with the event bus, list/dict cannot be serialized yet
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: lms/djangoapps/discussion/rest_api/discussions_notifications.py
 USER_NOTIFICATION_REQUESTED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.user.notification.requested.v1",
     data={
@@ -216,6 +249,8 @@
 # .. event_name: EXAM_ATTEMPT_SUBMITTED
 # .. event_description: Emitted when an exam attempt is submitted by a learner in edx-exams.
 # .. event_data: ExamAttemptData
+# .. event_trigger_repository: edx/edx-exams
+# .. event_trigger: edx_exams/apps/core/signals/signals.py
 EXAM_ATTEMPT_SUBMITTED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.exam.attempt.submitted.v1",
     data={
@@ -227,6 +262,8 @@
 # .. event_name: EXAM_ATTEMPT_REJECTED
 # .. event_description: Emitted when an exam attempt is marked rejected in edx-exams.
 # .. event_data: ExamAttemptData
+# .. event_trigger_repository: edx/edx-exams
+# .. event_trigger: edx_exams/apps/core/signals/signals.py
 EXAM_ATTEMPT_REJECTED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.exam.attempt.rejected.v1",
     data={
@@ -238,6 +275,8 @@
 # .. event_name: EXAM_ATTEMPT_VERIFIED
 # .. event_description: Emitted when an exam attempt is marked verified in edx-exams.
 # .. event_data: ExamAttemptData
+# .. event_trigger_repository: edx/edx-exams
+# .. event_trigger: edx_exams/apps/core/signals/signals.py
 EXAM_ATTEMPT_VERIFIED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.exam.attempt.verified.v1",
     data={
@@ -249,6 +288,8 @@
 # .. event_name: EXAM_ATTEMPT_ERRORED
 # .. event_description: Emitted when a learner's exam attempt errors out in edx-exams.
 # .. event_data: ExamAttemptData
+# .. event_trigger_repository: edx/edx-exams
+# .. event_trigger: edx_exams/apps/core/signals/signals.py
 EXAM_ATTEMPT_ERRORED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.exam.attempt.errored.v1",
     data={
@@ -260,6 +301,8 @@
 # .. event_name: EXAM_ATTEMPT_RESET
 # .. event_description: Emitted when an exam attempt is reset in edx-exams.
 # .. event_data: ExamAttemptData
+# .. event_trigger_repository: edx/edx-exams
+# .. event_trigger: edx_exams/apps/core/signals/signals.py
 EXAM_ATTEMPT_RESET = OpenEdxPublicSignal(
     event_type="org.openedx.learning.exam.attempt.reset.v1",
     data={
@@ -284,6 +327,8 @@
 # .. event_key_field: course_access_role_data.course_key
 # .. event_description: Emitted when a course access role is removed from a user.
 # .. event_data: CourseAccessRoleData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: common/djangoapps/student/signals/signals.py
 COURSE_ACCESS_ROLE_REMOVED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.user.course_access_role.removed.v1",
     data={
@@ -295,6 +340,8 @@
 # .. event_name: FORUM_THREAD_CREATED
 # .. event_description: Emitted when a new thread is created in a discussion
 # .. event_data: DiscussionThreadData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: lms/djangoapps/discussion/django_comment_client/base/views.py
 # .. event_warning: This event is currently incompatible with the event bus, list/dict cannot be serialized yet
 FORUM_THREAD_CREATED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.thread.created.v1",
@@ -307,7 +354,9 @@
 # .. event_name: FORUM_THREAD_RESPONSE_CREATED
 # .. event_description: Emitted when a new response is added to a thread
 # .. event_data: DiscussionThreadData
-#  .. event_warning: This event is currently incompatible with the event bus, list/dict cannot be serialized yet
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: lms/djangoapps/discussion/django_comment_client/base/views.py
+# .. event_warning: This event is currently incompatible with the event bus, list/dict cannot be serialized yet
 FORUM_THREAD_RESPONSE_CREATED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.response.created.v1",
     data={
@@ -319,6 +368,8 @@
 # .. event_name: FORUM_RESPONSE_COMMENT_CREATED
 # .. event_description: Emitted when a new comment is added to a response
 # .. event_data: DiscussionThreadData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: lms/djangoapps/discussion/django_comment_client/base/views.py
 # .. event_warning: This event is currently incompatible with the event bus, list/dict cannot be serialized yet
 FORUM_RESPONSE_COMMENT_CREATED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.response.created.v1",
@@ -332,6 +383,8 @@
 # .. event_name: COURSE_NOTIFICATION_REQUESTED
 # .. event_description: Emitted when a notification is requested for a course
 # .. event_data: CourseNotificationData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: lms/djangoapps/discussion/rest_api/discussions_notifications.py
 # .. event_warning: This event is currently incompatible with the event bus, list/dict cannot be serialized yet
 COURSE_NOTIFICATION_REQUESTED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.course.notification.requested.v1",
@@ -345,6 +398,8 @@
 # .. event_name: ORA_SUBMISSION_CREATED
 # .. event_description: Emitted when a new ORA submission is created
 # .. event_data: ORASubmissionData
+# .. event_trigger_repository: openedx/edx-ora2
+# .. event_trigger: openassessment/xblock/ui_mixins/legacy/handlers_mixin.py
 # .. event_warning: This event is currently incompatible with the event bus, list/dict cannot be serialized yet
 ORA_SUBMISSION_CREATED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.ora.submission.created.v1",
@@ -358,6 +413,8 @@
 # .. event_name: COURSE_PASSING_STATUS_UPDATED
 # .. event_description: Emitted when course grade updates.
 # .. event_data: CoursePassingStatusData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: lms/djangoapps/grades/events.py
 COURSE_PASSING_STATUS_UPDATED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.course.passing.status.updated.v1",
     data={
@@ -370,6 +427,8 @@
 # .. event_name: CCX_COURSE_PASSING_STATUS_UPDATED
 # .. event_description: Emitted when a CCX course grade updates.
 # .. event_data: CcxCoursePassingStatusData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: lms/djangoapps/grades/events.py
 CCX_COURSE_PASSING_STATUS_UPDATED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.ccx.course.passing.status.updated.v1",
     data={
@@ -382,6 +441,8 @@
 # .. event_name: BADGE_AWARDED
 # .. event_description: Emit when a badge is awarded to a learner
 # .. event_data: BadgeData
+# .. event_trigger_repository: openedx/credentials
+# .. event_trigger: credentials/apps/badges/signals/signals.py
 BADGE_AWARDED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.badge.awarded.v1",
     data={
@@ -394,6 +455,8 @@
 # .. event_name: BADGE_REVOKED
 # .. event_description: Emit when a badge is revoked for a learner
 # .. event_data: BadgeData
+# .. event_trigger_repository: openedx/credentials
+# .. event_trigger: credentials/apps/badges/signals/signals.py
 BADGE_REVOKED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.badge.revoked.v1",
     data={
@@ -406,6 +469,8 @@
 # .. event_name: IDV_ATTEMPT_CREATED
 # .. event_description: Emitted when an IDV attempt is created
 # .. event_data: VerificationAttemptData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: lms/djangoapps/verify_student/signals/signals.py
 IDV_ATTEMPT_CREATED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.idv_attempt.created.v1",
     data={
@@ -418,6 +483,8 @@
 # .. event_name: IDV_ATTEMPT_PENDING
 # .. event_description: Emitted when an IDV attempt is marked as pending
 # .. event_data: VerificationAttemptData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: lms/djangoapps/verify_student/signals/signals.py
 IDV_ATTEMPT_PENDING = OpenEdxPublicSignal(
     event_type="org.openedx.learning.idv_attempt.pending.v1",
     data={
@@ -430,6 +497,8 @@
 # .. event_name: IDV_ATTEMPT_APPROVED
 # .. event_description: Emitted when an IDV attempt is approved
 # .. event_data: VerificationAttemptData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: lms/djangoapps/verify_student/signals/signals.py
 IDV_ATTEMPT_APPROVED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.idv_attempt.approved.v1",
     data={
@@ -442,6 +511,8 @@
 # .. event_name: IDV_ATTEMPT_DENIED
 # .. event_description: Emitted when an IDV attempt is denied
 # .. event_data: VerificationAttemptData
+# .. event_trigger_repository: openedx/edx-platform
+# .. event_trigger: lms/djangoapps/verify_student/signals/signals.py
 IDV_ATTEMPT_DENIED = OpenEdxPublicSignal(
     event_type="org.openedx.learning.idv_attempt.denied.v1",
     data={