File Editor

A powerful online tuning file editor
with intelligent features.

Tune files directly from your browser, with pre-loaded full map definition packs.

Speedweaver File Editor Screenshot

Pre Defined Map Packs

Immediately access full pre-defined map packs for any file, no need to define maps yourself.

Intuitive Tune Tools

Make precise changes to values using our range of intuitive and tactile modification tools.

Navigate Using Hex Viewer

Browse your file using the familiar look of the 2D hex viewer with 8, 16 and 32 bit modes.

Tune Tools

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.

Map Editing Screenshot
File Hex Viewer

Hex Viewer

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.

My Maps

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.

My Maps Interface
Axis Editing Interface

Axis editing

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.

View Modes

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.

3 Dimensional Map Data
Help Bar

Help Bar

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.

Create Account

Ready to get started?

Get immediate access to our manual tuning editor for free, or upgrade to our monthly subscription for unlimited access to automated tuning.


€0 / month

Plus €25 per Automated Project

YesUnlimited Manual Projects

YesUnlimited Diagnostics Logs

NoRequest New Wizards

NoRapid File Processing

NoPriority Support

NoExtended Project Retention

Get Started For Free

Pay As You Go

Limited Offer

Pro Subscription

€149 / month

YesUnlimited Automated Projects

YesUnlimited Manual Projects

YesUnlimited Diagnostics Logs

YesRequest New Wizards

YesRapid File Processing

YesPriority Support

YesExtended Project Retention

Join Pro Subscription

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* All prices are exclusive of VAT

Compatible With All Master Tools

Alien TechAutotunerBFlashCMDDimsportMagic