| intro | intro - introduction to file formats | 
| attrdb | attrdb - data base of attribute-value pairs | 
| audio | audio - Inferno audio file format | 
| auth | auth - authentication using station-to-station protocol | 
| colour | colour - representation of pixels and colours | 
| dis | dis - Dis object file | 
| font | font, subfont - external format for character fonts and subfonts | 
| image | image - external format for images | 
| json | json - javascript object notation | 
| keyboard | keyboard - how to type characters | 
| keys | keys - secrets shared with signer | 
| keytext | keytext - textual form of Inferno public/private keys | 
| login | login - key exchange protocol | 
| man | man - manual page format | 
| namespace | namespace - name space description file | 
| ndb | ndb - network data base | 
| plumbing | plumbing - plumbing rules | 
| proto | proto - file system prototype | 
| regexp | regexp, regex - regular expression notation | 
| sbl | sbl - symbol table file | 
| scancode | scancode - known formats of scan codes | 
| sexprs | sexprs - symbolic expressions | 
| translate | translate - translation dictionary | 
| ubfa | ubfa - universal binary format for data transport | 
| users | users - kfs file server user list format | 
| utf | UTF, Unicode, ASCII - character set and format |