Online editor
PidStack Studio
An online editor for P&ID schematics, HMI screens and control panels, built from the PIDSTACK symbols. It runs in the browser; nothing to install.
Without an account the editor opens as PidStack Studio Free. Sign in with a PidStack Studio plan for the full editor.
What you can do
Draw
Place symbols on a grid, connect them with pipes that route around equipment, group, align and lay out screens for real display sizes.
Bind data
Give symbols tags and rules, add alarms, trends and faceplates. Connect MQTT, REST or a gateway for Modbus TCP and OPC UA.
Run
Start the built-in simulator and watch the screen work: states change, alarms fire, buttons and sliders respond.
Export
Save the project as JSON, export SVG, PNG or PDF, a standalone HTML runtime, a React project, a Raspberry Pi package or PLC templates.
Who it is for
Automation and process engineers who sketch operator screens before the real HMI project, integrators who need a quick panel on a Raspberry Pi, trainers who build simulator screens, and web developers who want a working screen as a React project to start from.
PidStack Studio Free and the PidStack Studio plan
PidStack Studio Free costs nothing and needs no account. The PidStack Studio plan costs $49 per month and is separate from the library plans: Pro and Lifetime do not include PidStack Studio.
| Feature | PidStack Studio Free | PidStack Studio |
|---|---|---|
| Screens and objects | 1 screen, 40 objects | No limit |
| Symbols | The free symbols | The full library |
| Export | JSON, SVG with a watermark | Every format, no watermark |
| HTML runtime, React, Raspberry Pi, PLC templates | No | Yes |
| After the plan ends | Not applicable | Projects open read-only; JSON export stays |
How to get access
01
Choose PidStack Studio on the pricing page
Tick the box with the terms, then pay at the secure checkout.
02
Sign in to your account
Use the email you paid with. The account shows your PidStack Studio plan and its date.
03
Open PidStack Studio
The editor gets a signed license from your account and keeps working offline for a few days at a time.
Before you connect real equipment
PidStack Studio is a design and prototyping tool. It is not certified for safety functions and must not be the only protection of a hazardous process. Exported PLC code is a template: a qualified engineer has to review, complete and test it. Exported runtimes are read-only until you turn on commands yourself.