macOS
Homebrewverified · 100%
brew install zapplocal Homebrew formula metadata
brew / rank 7924
Install zapp with Homebrew, Nix
Flash ZSA keyboards from your terminal. Version 1.0.2 via Homebrew; verified 2026-07-09. Also installable with nix: nix profile install nixpkgs#zapp.
install
Additional install commands
Linux
Nixverified · 92%
nix profile install nixpkgs#zappnixpkgs package indexes · pkgs/by-name/za/zapp/package.nix · source: api.github.com
overview
Package summary
Flash ZSA keyboards from your terminal
Project links
Commands and aliases
- zapp
history
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 posture
No protected-tool coverage found yet
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.
Install behavior
- No Homebrew bottle metadata was recorded.
Recommended review
Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.
executables
Installed executables
| Command | Kind | Exposure | Note |
|---|---|---|---|
zapp | executable | indexed executable | Discovered from the local executable index. |
freshness
Version and freshness
These signals separate page generation age, package-manager activity, and upstream release comparison. Version lag is warned only when an evidence URL and comparable versions are present.
page generated2026-08-03
manager version1.0.2
manager updated2026-07-09
local dataunknown
upstreamnot available
latest detectednot detected
- okNo freshness warnings were generated.
install metadata
Package metadata
| Package key | brew:zapp |
|---|---|
| Version | 1.0.2 |
| Package manager | Homebrew |
| Homepage | https://github.com/zsa/zapp |
| Repository | https://github.com/zsa/zapp |
| Last updated | 2026-07-09T11:51:39Z |
| Pulse | updated |
| Bottle | not recorded |
| Service | none declared |
source database matches
Other package-manager records
Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.
Nix95%
zapp
nix profile install nixpkgs#zapp- normalized package name match
- Matched by: Zapp
source trail
Generated from repository data
This page is generated by av-web from the private package SQLite artifact built by scripts/generate-pkg-sqlite.py.
Combined YAML source
View the package source record on GitHub.
Used sources
- Geiger risk classifier
- cross-ecosystem install command graph
- curated package history
- external package-manager database matches
- pkg.so package database
- pkgdb category and tag curation