# Install zapp with Homebrew Flash ZSA keyboards from your terminal. Version 1.0.2 via Homebrew; verified 2026-07-09. ## Install ```sh sudo av install brew:zapp ``` Additional install commands: ### macOS - Homebrew (100%): ```sh brew install zapp ``` Evidence: local Homebrew formula metadata ## Package facts - **Package key:** brew:zapp - **Package manager:** Homebrew - **Package manager page:** - **Version:** 1.0.2 - **Source summary:** Flash ZSA keyboards from your terminal - **Homepage:** - **Repository:** - **Upstream docs:** - **License:** MIT - **Source archive:** - **Last updated:** 2026-07-09T11:51:39Z - **Generated:** 2026-07-25T07:20:51+00:00 ## Executables - zapp (cli) - zapp (alias) ## Build dependencies - rust ## Install behavior - Post-install hook: not defined - Bottle: available on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux ## Freshness - Page generated: 2026-07-25 - Package-manager version: 1.0.2 - Package-manager updated: 2026-07-09 - Local data: ok - Upstream repository: https://github.com/zsa/zapp - Upstream latest detected: v1.0.2 (current) ## Project history and usage Zapp is ZSA Technology Labs' open-source Rust CLI for flashing ZSA ergonomic keyboards from a terminal instead of using a browser or the larger Keymapp application. ### Project history ZSA introduced Zapp on 2026-04-07 as a small terminal tool for users who do not flash through a browser and want something lighter or more automation-friendly than Keymapp. The README describes it as a cross-platform CLI for flashing ZSA keyboards including Voyager, Moonlander, Ergodox EZ, Halfmoon, and Planck EZ variants. The project structure is intentionally split between a `zapp` CLI binary and `zapp-core` library code for USB device detection, firmware parsing, and flashing protocols such as STM32 DFU and HALFKAY. ### Adoption history Zapp's adoption is young and vendor-specific. Its README already documents Homebrew, openSUSE, Arch/AUR, Nix flakes, source installation through Cargo, release binaries, and Linux udev rules, which is the right packaging surface for a USB firmware-flashing tool. The ZSA announcement positions Zapp as automation-friendly: it can flash a local firmware file or Oryx URL, and `zapp update` can read layout and revision data from a keyboard flashed with Oryx firmware without storing login credentials. ### How it is used Users run `zapp flash firmware.bin`, `zapp flash firmware.hex`, or pass an Oryx layout URL. Zapp downloads or parses the firmware, waits for the keyboard to enter bootloader mode, detects the device over USB, and flashes it. On Linux, users need udev rules so the USB device is accessible without root. ### Why package nerds care Zapp is package-nerd significant because it turns a vendor hardware workflow into a normal CLI package: installable with Homebrew or distro tools, auditable as open-source Rust, and friendly to repeatable firmware workflows. It also shows the packaging details that make hardware CLIs different from pure text tools: firmware formats, USB permissions, udev rules, bootloader modes, and platform-specific flashing protocols are part of the package experience. ### Timeline - 2026-04-07: ZSA published the Introducing Zapp announcement. - 2026: README documents Homebrew, openSUSE, Arch/AUR, Nix, Cargo, and release-binary installation paths. - 2026: Zapp supports local DFU/Intel HEX firmware files, Oryx URLs, and keyboard-layout update checks. ### Related projects - Related projects include ZSA Oryx, ZSA Keymapp, Wally, QMK Firmware, QMK Toolbox, kontroll, dfu-util-style firmware workflows, and keyboard-specific udev rule packages. ### Sources - - - - - ## Security Notes No matching local secret-handling manifest was found for zapp. Nucleus package metadata is still published here so future coverage has a stable package URL. ## Source Database Details - **Source Database:** Homebrew formula API - **Tap:** homebrew/core - **Full Name:** zapp - **Version Scheme:** 0 - **Revision:** 0 - **Head Version:** HEAD - **Bottle Stable Root URL:** - **Deprecated:** no - **Disabled:** no - **Keg Only:** no - **URL Keys:** head, stable ## Related links - [Source-control packages](https://www.automicvault.com/pkg/source-control-tools/) - Belongs to a source-control command family. - [Package publisher tools](https://www.automicvault.com/pkg/package-publishers/) - Belongs to a package publishing or registry command family. - [Terminal utility packages](https://www.automicvault.com/pkg/terminal-utilities/) - Matched terminal and command-line workflow metadata. - [Text processing packages](https://www.automicvault.com/pkg/text-processing-tools/) - Matched text, document, or structured-data processing metadata. - [rust](https://www.automicvault.com/pkg/brew/rust/) - Build dependency declared by Homebrew. - [create-dmg](https://www.automicvault.com/pkg/brew/create-dmg/) - Shares av.db curated category or tags: cli, developer-tools, macos, packaging. - [objc-run](https://www.automicvault.com/pkg/brew/objc-run/) - Shares av.db curated category or tags: cli, developer-tools, macos. - [abi3audit](https://www.automicvault.com/pkg/brew/abi3audit/) - Shares av.db curated category or tags: cli, developer-tools, packaging. - [auditwheel](https://www.automicvault.com/pkg/brew/auditwheel/) - Shares av.db curated category or tags: cli, developer-tools, packaging. - [brew-gem](https://www.automicvault.com/pkg/brew/brew-gem/) - Shares av.db curated category or tags: cli, developer-tools, packaging. - [brew-php-switcher](https://www.automicvault.com/pkg/brew/brew-php-switcher/) - Shares av.db curated category or tags: cli, developer-tools, macos. - [bundletool](https://www.automicvault.com/pkg/brew/bundletool/) - Shares av.db curated category or tags: app-bundle, cli, developer-tools. - [cargo-bundle](https://www.automicvault.com/pkg/brew/cargo-bundle/) - Shares av.db curated category or tags: cli, developer-tools, packaging. ## Combined YAML source View the package source record on GitHub. [combined/zapp.yml](https://github.com/automic-vault/db/blob/main/combined/zapp.yml) ## Sources - Nucleus package database - Geiger risk classifier - package-page enrichment - curated package history - package version freshness - av.db category and tag curation - package relationship graph - cross-ecosystem install command graph