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Download Atopos Elite CLI

Offline ceremony generation. End-to-end encrypted messaging. Zero server trust.

Linux x86_64 (amd64) Download
macOS Intel (x86_64) Download
macOS Apple Silicon (aarch64) Download
Windows x86_64 Download

SHA256 Checksums

Always verify your download. Compare the output of sha256sum (Linux) or shasum -a 256 (macOS) against these values.

Linux x86_64: ec15b47c95f616fc53c81f7d0c82a623c6b7dffc725e765ff982988a0445603c
macOS Intel: 14df9119faa025830626ed94b2d42d3435c9c792d76d75dff9be31990b82640f
macOS Apple Silicon: 6469f408da357392d83b65d8b0d529b9482801192eaead059e6bf2ed078822a5
Windows x86_64: 356bb1aec0357062d85186ab3bbe703ba998b7329f19925fec0c4d4e40be2126

macOS: Signed & Notarized

macOS binaries are signed with our Developer ID and notarized by Apple. After downloading, make the binary executable and run it:

chmod +x atopos-elite-macos-*
./atopos-elite-macos-aarch64 --help
If you encounter a security warning (rare)

Option 1 — System Settings:

  1. Go to System Settings → Privacy & Security
  2. Scroll down to find the blocked app message
  3. Click "Allow Anyway"

Option 2 — Terminal:

xattr -d com.apple.quarantine atopos-elite-macos-*

Installation

Linux example — adjust the filename for your platform.

# Download
curl -L https://atoposlabs.com/static/downloads/atopos-elite-linux-x86_64 -o atopos-elite

# Verify checksum
sha256sum atopos-elite
# Compare with published checksum above

# Make executable
chmod +x atopos-elite

# Move to PATH
sudo mv atopos-elite /usr/local/bin/

# Verify
atopos-elite --help

Quick Start

Generate a room

atopos-elite generate \
  --created-at $(date -u +%Y-%m-%dT%H:%M:%SZ) \
  > room.json

Create an invite

atopos-elite export-invite room.json \
  > invite.json

Send a message

atopos-elite send \
  --room room.json \
  --message "hello" \
  --relay-url https://relay.atoposlabs.com

Seal a secret

atopos-elite seal \
  --message "secret text"

Documentation

Security Overview Security Evidence Trust Model Threat Model

Build from Source

Requires Rust 1.94.0+ (toolchain is pinned via rust-toolchain.toml).

git clone https://github.com/AtoposLabs/atopos.git
cd atopos/native-companion/atopos-elite
cargo build --release

# Binary at target/release/atopos-elite