Automated ECU Tuning, File Editor and Diagnostics Software

Modify values precisely with advanced tools

The Gradient Tool introduces a new tactile approach to map editing, giving you the ability to click and drag on a selection to create smooth changes. If you need to make more precise changes then the Formula Bar makes it easy to perform basic and advanced functions on a group of values.

Navigate through files in 8, 16 or 32 Bit

The Hex Viewer lets you visualise the entire calibration area in a familiar 2D mode, highlighting and intelligently separating different maps and sub-routines.

Quickly find modified and favourited maps

Speedweaver’s advanced map detection makes it easier than ever to find the maps you’re looking for. Browse by grouped sub-routines or search by codename and map descriptions.

Modify standalone and shared axes

Speedweaver gives you full access to modify any map's X and Y axis, we even take into account axes which are shared across multiple maps.

Visualise data as 2D and 3D interactive representations

Depending on the type of map or axis you're editing you have access to visualise the data in either an interactive 2D or 3D mode as well as the usual table view.

Easily access help and tips from the help bar

The help bar in the bottom left gives you useful tips on any area of the editor that you hover over, as well as details of keyboard shortcuts and colour codes.

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