more feature-rich Cisco Webex which it found preferable for large groups and enterprises), stating that Jitsi was "easy to use and reliable" and that "in our testing, the video quality and audio quality were both great—noticeably sharper and crisper than on Zoom or Webex". In a follow up review in November 2020 Wirecutter lowered its previous rating, stating that Jitsi was, other than Google Hangouts, "the best, easiest-to-use free services you can find", but also pointed out that "the video and audio quality were both acceptable, though our panelists rated them among the lowest of all the services we tested". Jitsi has been well adopted in not-for-profit tech sector as default alternative to corporate tools. In mid March 2020 popular Lyon-based tech NGO Framasoft reported that their Jitsi servers were even overloaded by use of state institutions. Jitsi has been test-used as Wikimedia Meet in Wikimedia Foundation on Wikimedia Cloud Services since spring 2020, with high adoption rates initially but mixed reviews. See also Comparison of instant messaging protocols Comparison of instant messaging clients Comparison of VoIP software Comparison of web conferencing software List of free and open-source software packages Wowza Streaming Engine Session Initiation Protocol References External links 2003 software AIM (software) clients Cross-platform free software Free and open-source Android software Free instant messaging clients Free software programmed in Java (programming language) Free VoIP software Free XMPP clients Instant messaging clients programmed in Java MacOS instant messaging clients Portable software Videoconferencing software programmed in Java Videotelephony Voice over IP clients programmed in Java VoIP software Web conferencing WebRTC Windows instant messaging clients