| ⇢ | C | ResourceNode added | |
| ⇢ | A | CourseListener added | |
| ⇢ | A | TicketMessage added | |
| ⇢ | A | ResolveResourceFileContentUrlSubscriber added | |
| ⇢ | A | ResourceType added | |
| ⇢ | A | ResourceComment added | |
| ⇢ | A | SessionAccessListener added | |
| ⇢ | A | AbstractResource added | |
| ⇢ | A | CreateResourceFileAction added | |
| ⇢ | A | Ticket added | |
| ⋮ | view more | ||
| C | ↛ | ResourceNode removed | |
| A | ↛ | CourseListener removed | |
| A | ↛ | AbstractResource removed | |
| A | ↛ | ResourceComment removed | |
| A | ↛ | Status removed | |
| A | ↛ | ResourceFile removed | |
| A | ↛ | Project removed | |
| A | ↛ | ResourceRight removed | |
| A | ↛ | CourseAccessListener removed | |
| A | ↛ | Ticket removed | |
| ⋮ | view more | ||