> For the complete documentation index, see [llms.txt](https://docs.exaplan.one/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.exaplan.one/downloads-and-version-history.md).

# Downloads & version history

## Change log and version history

Find here all released versions of EXAPLAN and learn about the changes and improvements.

### Exaplan v1.5.4 - 2026-02-13

**Download:** [**Exaplan v1.5.4\_Installer x64 Windows**](https://download.vioso.com/releases/exaplan/Exaplan_Installer_v1.5.4.exe) 

<details>

<summary>Change log</summary>

* New
  * Transparency option for DXF/PDF import.
  * Application configuration in admin control panel.
  * Setting for Import quality: speed vs details.
  * Possibility to rotate the user interface and coordinate system to match user orientation.
  * Option to control all layers simultaneously.
* Improvements
  * Auto-scaler: better marker handling and precision.
  * Media tab: new options "loop video" and "fill/stretch" mode.
  * UI Zoom range control, and preset for startup camera view.
  * Layer color shading creates alpha keying for plan backgrounds.
  * Background and ruler grids are now dynamically generated to room size.
* Fixes

  * Plan layer rotation fixed to single axis, +-90°.
  * Layer visibility I/O after re-import.
  * Loading warning for large PDF file uploads.

</details>

### Exaplan v1.5.3 - 2025-12-19 <a href="#vioso-6.2.1" id="vioso-6.2.1"></a>

**Download:** [**Exaplan v1.5.3\_Installer x64 Windows**](https://download.vioso.com/releases/exaplan/Exaplan_Installer_v1.5.3.exe)&#x20;

<details>

<summary>Change log</summary>

Minor release for bug fixes:

* License verification issue with certain Windows culture settings.
* DXF/DWG import layout types defaulting to A4 size.
* Projection warp/blend size issue in square room ratio with portrait displays.

</details>

### Exaplan v1.5.2 - 2025-10-29 <a href="#vioso-6.2.1" id="vioso-6.2.1"></a>

**Download:** [**Exaplan v1.5.2\_Installer x64 Windows**](https://download.vioso.com/releases/exaplan/Exaplan_Installer_v1.5.2.exe)&#x20;

<details>

<summary>Change log</summary>

* New
  * Media panel: overlay a custom welcome image or video on top of the live plans.
  * Auto-scaler imperial units (in, ft)
  * Option to show floor projection boundaries in the UI for easier navigation.
* Fixes

  * DWG importing issue resulting in a white layout.
  * UI scaling issues with 4k/Zoomed monitors.
  * Admin control: TCP Exaplay timeout issue.

</details>

### Exaplan v1.5.1 - 2025-09-11 <a href="#vioso-6.2.1" id="vioso-6.2.1"></a>

**Download:** [**Exaplan v1.5.1\_Installer x64 Windows**](https://download.vioso.com/releases/exaplan/Exaplan_Installer_v1.5.1.exe)&#x20;

<details>

<summary>Change log</summary>

* New
  * Admin Panel: control the projection system with scriptable buttons. \
    Commands are ON/OFF, PJlink, Exaplay, macros, Batch file
  * Demo Panel: showcase of highlight plans, customizable presets and thumbnails for showcases and demos. 5 demo data sets are included.
* UI: New graphics and logo.
* Fixes

  * Layer color fx load/save in project presets.
  * Blending fix for certain material reflections.

</details>

### Exaplan v1.4.4 - 2025-08-08 <a href="#vioso-6.2.1" id="vioso-6.2.1"></a>

**Download:** [**Exaplan v1.4.4\_Installer x64 Windows**](https://download.vioso.com/releases/exaplan/Exaplan_Installer_v1.4.4.exe)&#x20;

<details>

<summary>Change log</summary>

* New
  * File watcher: dynamic reloading of edited plan files.
  * CLI: command line option for loading projects on startup.
  * DWG Import.
* Improvements
  * Auto-scaler rework: crosshair, snap to axis, zoom.
* Fixes

  * Easier layer control.
  * Media scene: auto-scale video player, blending fix, text fix.

</details>

### Exaplan v1.4.3 - 2025-05-16 <a href="#vioso-6.2.1" id="vioso-6.2.1"></a>

**Download:** [**Exaplan v1.4.3\_Installer x64 Windows**](https://download.vioso.com/releases/exaplan/Exaplan_Installer_v1.4.3.exe)&#x20;

<details>

<summary>Change log</summary>

* Improvements
  * UI window adaption for large / small room layouts.
  * VIOSOWarpBlend.ini now part of the config folder
* Fixes
  * VIOSO Warp blend auto-scaling in UI
  * handle missing files when loading projects
  * handle empty layers

</details>

### Exaplan v1.4.1 - 2025-04-29 <a href="#vioso-6.2.1" id="vioso-6.2.1"></a>

<details>

<summary>Change log</summary>

* New
  * Multi-layer system for loading up to 4 images and PDFs.
  * Mixer for colors, opacity and control.
  * Control layers via mouse drag / keyboard
* Fixes

  * Handle measurement exceptions in auto-scaler.
  * General UI and performance improvements.

</details>