EntityQ1840839· pop 11· linked from 33 articlesQ1840839Sign in to savespaced repetition softwareConnectionsMicrosoft WindowsEntityAndroidEntitymacOSEntityLinuxEntityoperating systemEntityHTMLEntitysoundEntityQ2005EntityPythonEntitymemoryEntityWayback MachineEntityimageEntitydigital object identifierEntityvideo recordingEntityDuolingoEntityLaTeXEntityUSB flash driveEntityprogrammerEntityQ180686EntityBitTorrentEntityCategories2003 softwareEducational software that uses QtFree educational softwareFree software programmed in PythonSoftware using the GNU Affero General Public LicenseSoftware using the GNU Lesser General Public LicenseSpaced repetition software