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Products

Three products for the show team, and a cloud app that holds the project between shows. The desktop apps run the show on the LAN; the cloud is where the team reviews it.

The show surface. Build cues on a waveform, send timecode, keep a grandMA3 in step both ways, run the night from Live with a second machine following.

  • Cues in stacks on a beat grid; Go, Goto, Top, On, Off, Kill, Flash on the desk
  • LTC and MTC out, MTC chase in, 24–30 fps with drop-frame
  • Two-way grandMA3 sync through the HelmTrackNav plugin
  • Media lanes, Sequence Monitor and Video Output windows
  • Sessions: a second Cues or Helm Monitor (iOS) follows on the LAN
  • Cloud projects on app.helm.show; Stream Deck plugin

Platform/stack: macOS desktop app (Windows build not yet available) — Tauri, Svelte, Rust. Status: beta 0.2.x.

Cues docs → · Getting started →

The deck bridge. Sits between Pioneer CDJs and the rest of the rig: listens to Pro DJ Link, follows every deck, and turns what the DJ does into signals the show can use.

  • Live Pro DJ Link tracking: deck state, BPM, beat grid, playing track
  • LTC and MTC output locked to the playing deck, per-deck routing
  • Per-track cues that fire MIDI notes and CC at set points
  • MIDI Clock for apps that beat-sync
  • Diagnostics and a copyable snapshot for support
  • Auto-updates from the Helm website (how that works)

Platform/stack: macOS desktop app (Windows build not yet available) — Tauri, SvelteKit, Rust. Status: public beta, 0.3.x.

DJ docs →

The timing fabric. Dedicated hardware that generates, distributes and monitors timecode for the whole rig.

  • SMPTE LTC and MTC at 24/25/30 fps
  • Priority-based multi-source sync with jitter suppression and re-clocking
  • Separate audio paths: playback on RCA and minijack, LTC only on XLR
  • Timing owned by a Rust daemon on the shared timecode crate
  • 7-segment timecode readout, OLED menu, rotary encoder

Platform/stack: Raspberry Pi-based hardware; Rust timing daemon, Python control plane. Status: prototype. Production board targeted late 2026.

Clock docs →

The cloud home at app.helm.show. Projects, files and folders, timestamped review comments, versions, team roles, and a public page per project. The desktop apps pair with it and sync their show data up. It never plays audio or sends timecode.

Status: active development.

App docs → · Guide → · Accounts and licences →