Reactive Playground vs Filaire

Reactive Playground is a visual learning app for reactive programming. Instead of reading operator definitions only, you can play with marble timelines directly. Pick a category, open an operator, move events around, edit their values, clone items, remove them, or turn them into errors and completed events. The output updates live so you can understand what each operator really does. Explore operator categories such as: Transforming Filtering Combining Error Handling Utility Each playground shows a source timeline, an output timeline, a short explanation, and a code-style example. It is useful for learning ReactiveX concepts, reviewing operators, or quickly refreshing how a stream behaves before using it in code. Reactive Playground is made for developers, students, and anyone learning Rx-style reactive programming.

Filaire is a native SSH terminal and tmux client for iPad and iPhone. • TMUX, BUILT IN Attach to or create a tmux session when you connect. Switch windows, split and zoom panes from a pull-down control bar, swipe with three fingers to change windows, and use your own prefix key. • SECURE BY DEFAULT Lock hosts behind Face ID or Touch ID. Generate Ed25519 and RSA keys on-device and keep them in the iOS Keychain. Forward your SSH agent to remote servers and approve each signature with Face ID or Touch ID, so private keys never leave your device. • MADE FOR IPAD One window per host, with Split View, Slide Over and Stage Manager. Drag a host out to open it in its own window, and reconnect to recent hosts from Home Screen quick actions. • NETWORKING Jump hosts (ProxyJump), local and SOCKS5 port forwarding, and automatic reconnection when your network changes. • KEYBOARD, TOUCH & TRACKPAD Hardware keyboard shortcuts, a customizable on-screen key bar, mouse support, trackpad scrolling and pinch to zoom. • COMPANION CLI: FIL Install fil on your servers to copy to your device's clipboard, open links, preview files in Quick Look, send notifications and use your forwarded SSH agent. • THEMES Solarized Dark, Solarized Light, Dracula, Nord and Monokai. Filaire is open source.