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OpenDisplay is a free, open-source alternative to Apple Sidecar and Duet Display. Turn your spare iPhone, iPad, Mac or Android device into a true extended display for your Mac over USB or WiFi. Retina-sharp, low latency, with touch and scroll input. No subscription, no dongle, no account. A Linux sender and a Linux receiver are in beta (sender tested on Hyprland; Sway, KDE Plasma and GNOME experimental).

Convertio - Easy tool to convert files online. More than 309 different document, image, spreadsheet, ebook, archive, presentation, audio and video formats supported.

The year is slipping away — only 16 weeks left in 2026. See how many days remain, check the current week number, set better goals, and make every week count.

Speed up product development from ideation to launch. Align teams, break tool silos, and ship what customers need in one AI-powered visual platform.

文叔叔，免费空间 40GB，一款永不限速的云存储产品。传文件、收文件、网盘，还支持历史记录等高级功能。

Timers — 清晰、理性地管理每一个重要日期。

Remove image backgrounds automatically in 5 seconds with just one click. Don't spend hours manually picking pixels. Upload your photo now & see the magic.

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