GridCraft
Explore the workspace.
Keep your own saved copy.
Online GridCraft
Edit cells, explore formulas and view charts in GridCraft. Save an XLSX copy and check the formulas and values in your downloaded workbook.
The GridCraft v0.6.1 Web build, hosted independently. Work in the editor above, then keep your own saved copy.

How to use GridCraft
- 01
Start a sheet or open a copy of an XLSX workbook.
- 02
Select a cell to enter a value or formula, and inspect the resulting table or chart.
- 03
Save an XLSX copy and check the downloaded workbook's formulas and cell values.
What will you make next?
Independent open-source workspaces. Choose the one for your next idea.
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An image-editing workspace for local pictures, layers and PSD documents.
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VectorCraft
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LightCraft
Import a photo into LightCraft, adjust exposure, shadows and color, and export an edited image. Keep your original photo alongside the result.
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PdfCraft
Open a PDF in PdfCraft, inspect its pages, rotate a page or add an annotation, then save a separate copy with your changes.
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EffectCraft
Build a layered composition in EffectCraft, edit a title and scrub the timeline. Save a native project or export an image frame.
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DesignCraft
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FigCraft
Explore interface layouts with shapes and text in FigCraft. This hosted alpha currently has a save/export limitation; use it for disposable experiments.
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WordCraft
Write and format a document in WordCraft using headings, paragraphs and page-layout controls. Save a local DOCX copy for use outside the browser.
v0.6.1
SoundCraft
Explore an audio session in SoundCraft with tracks, waveforms and mixer controls. Edit a track and save a local session with embedded audio.
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DeckCraft
Arrange slides, edit text and compose a presentation in DeckCraft. Save a native deck locally and check its layout before presenting.
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CADCraft
Draw and inspect geometry in CADCraft with a drawing area, command line and layer controls. Save a DXF copy and check its units and entities.
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Independent hosting of ArtCraft's Web builds. Keep originals and download your work.
Explore all appsGridCraft
questions, answered.
A few details before you start.
Can GridCraft save formulas in XLSX?
The tested XLSX contained an edited cell value, SUM and growth formulas, cached results and two chart files. That is not a guarantee for every Excel feature.
Can it open old .xls workbooks?
Legacy .xls import is listed as upcoming in this release. Do not assume support; keep the original and use an appropriate converter if needed.
Can I rely on its results for important decisions?
Verify the formulas and downloaded values independently. GridCraft is alpha and large-workbook behavior and file fidelity are still developing.
What if GridCraft does not start?
Use a current desktop browser with JavaScript, WebAssembly and graphics acceleration enabled. Allow the first download to finish. Save before reloading and try fewer sheets or a smaller workbook if memory is limited.
Your next idea starts here.
Return to the editor, then keep a downloaded copy of your work.
Use GridCraft