Download OpusWriter now and join the early access.

30 days free, or buy early and lock in the founder's price of $49. Offer ends May 31st.

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Windows 10 (64-bit) or later

An Apple computer monitor with the Apple logo on the screen

macOS 10.15 Catalina or later

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64-bit Linux with glibc 2.28+ (Ubuntu 18.04, Debian 10, Fedora 32, or newer)

Version 0.9.2 | Updated May 2nd 2026

Buy OpusWriter at early access pricing $129 $49

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Offer ends May 31st.

System Requirements

  • Minimum OS: Windows 10 version 1809 (October 2018) or later, 64-bit CPU: Dual-core x86-64 (Intel or AMD), 1.6 GHz RAM: 4 GB Storage: 500 MB free Display: 1280 × 720 Note: 32-bit Windows and ARM Windows are not supported.

    Recommended OS: Windows 11, 64-bit CPU: Quad-core x86-64 (Intel Core i5-8000-series / AMD Ryzen 5 or newer), 2.5 GHz+ RAM: 8 GB or more Storage: 2 GB free on an SSD Display: 1920 × 1080 or higher Internet: Broadband for AI features, updates, and license activation

  • macOS (Apple Silicon)

    Minimum OS: macOS 11 Big Sur or later CPU: M1 or later RAM: 8 GB Storage: 500 MB free Display: 1280 × 800

    Recommended OS: macOS 13 Ventura or later CPU: Apple M1 Pro / M2 / M3 or later RAM: 16 GB Storage: 2 GB free Display: Retina (built-in or external) Internet: Broadband for AI features

    macOS (Intel)

    Minimum OS: macOS 10.15 Catalina or later CPU: Intel Core i5, 2.0 GHz RAM: 4 GB Storage: 500 MB free Display: 1280 × 800

    Recommended OS: macOS 12 Monterey or later CPU: Intel Core i5 quad-core or i7, 2.5 GHz+ RAM: 16 GB Storage: 2 GB free on the internal SSD Display: Retina (1440 × 900 effective or higher) Internet: Broadband for AI features

  • Minimum OS: Any 64-bit distribution with glibc 2.28+ (Ubuntu 18.04+, Debian 10+, Fedora 32+, Linux Mint 19.3+, openSUSE Leap 15.2+) CPU: Dual-core x86-64, 1.6 GHz RAM: 4 GB Storage: 500 MB free Display: 1280 × 720 Format: AppImage (universal) or .deb (Debian/Ubuntu) Note: ARM Linux and 32-bit Linux are not supported.

    Recommended OS: Ubuntu 22.04+ / Debian 12+ / Fedora 38+ / Linux Mint 21+, 64-bit CPU: Quad-core x86-64, 2.5 GHz+