zwo

Zwift Workout Editor

Reference documentation for the Zwift workout file format

Adaptive cycling training planner: 7 science-grounded injury-prevention guardrails close the loop between planned and actual training. 4,232 ZWO workouts, 622 routes, hardware-agnostic.

A simple, responsive web interface to control an allsky camera connected to a Raspberry Pi

indoor cycling workout creator. It generates .mrc, .erg, .zwo and .fit files from an specific text input file.

Open-source, local-first training platform: calendar, AI assistant, Garmin & WHOOP sync — plus a TypeScript SDK, CLI, and MCP server for FIT, TCX, ZWO, and Garmin Connect workout files.

Python binding for the ZWO ASI SDK library.

Modern, type-safe, zero-dependency python library for controlling ZWO ASI astronomical cameras

ZWO ASI drivers written in Rust

ZWO ASI224 camera focuser.

A native macOS application for connecting cameras for astrophotography, plan sessions and see the results. Still in dev mode.

Wi-Fi wedge hack, mount control, and recovery tools for the ZWO Seestar S50 smart telescope.

Automatization around Siril and ASIAIR for deep sky astrophotography.

Optimize Zwift workout files (.zwo) for maximum XP by replacing low-XP with high-XP blocks

ZWO Seestar telescope integration for Home Assistant — add-on bundling the seestar_alp driver + an MQTT bridge (telemetry, stacked preview, live view, safety-gated controls)

Real-time ISS/satellite tracking for a ZWO AM3/AM5/AM7 equatorial mount, with camera-assisted closed-loop guiding

Guided astrophotography processing for the ZWO Seestar S30 Pro — a free, native desktop app that turns a stacked FITS into a finished image, one step at a time.

Telescope control that's easy for amateurs but powerful for pros

Makes a non-ZWO focuser appear to a ZWO ASIAIR as a genuine EAF. ESP32-S3 firmware, with the same protocol model mirrored in Python.

Test data for fitness apps.