ScreenStream turns any Android device into a live, open source screen & audio streamer that plays in any modern browser - no cables, no extensions. Perfect for presentations, remote assistance, teaching, or casual sharing. Modes: • Global (WebRTC) - worldwide, end-to-end encrypted WebRTC with password (video + audio). • Local (MJPEG) - zero setup HTTP stream on your Wi-Fi/hotspot; PIN locked; works offline or online. • RTSP - push H.265/H.264/AV1 video + OPUS/AAC/G.711 audio to your own media server. Global (WebRTC) • End-to-end encrypted, password-protected peer-to-peer stream • Shares screen, microphone, and device audio • Viewers join with Stream ID + password in any WebRTC-enabled browser • Requires Internet; signaling handled by public open source server • Audio/video flows directly between devices - Bandwidth grows per viewer Local (MJPEG) • Embedded HTTP server; works offline or online over Wi-Fi, hotspot, or USB‑tether • Sends screen as independent JPEG images (video only) • Optional 4‑digit PIN; no encryption • IPv4 / IPv6 support; crop, resize, rotate, & more • Each viewer gets a separate image stream - more viewers require more bandwidth RTSP • Streams H.265/H.264/AV1 video + OPUS/AAC/G.711 audio to an external RTSP server • Optional Basic Auth & TLS (RTSPS) • Works over Wi-Fi or cellular, IPv4 & IPv6 • Compatible with VLC, FFmpeg, OBS, MediaMTX, and other RTSP clients • You provide the RTSP‑capable server for distribution Popular use cases • Remote support & troubleshooting • Live presentations or demos • Distance learning & tutoring • Casual game sharing Good to know • Requires Android 6.0+ (uses the standard MediaProjection API) • High data usage on mobile - prefer Wi‑Fi • 100 % open source under the MIT License