Excellentable is soon going to be Cellz.

Spreadsheet power,
built for Atlassian.

Create, analyse, and share structured data without leaving your Atlassian
workspace.

Trusted by 600+ organisations

Nearly 1 million users in 60+ countries.

Everything your team needs

Spreadsheet editing

Formulas, formatting, charts, and multiple sheets.

Real-time collaboration

Work together with version history and controlled access.

Easy data exchange

Import and export XLSX and CSV files.

One connected workspace

Plan, report, and analyse in Confluence.

Built for everyday work

Cellz brings the familiar power of Excel and Google Sheets directly into Confluence pages and Jira tickets. Edit spreadsheets in your browser, alongside the pages and decisions that give your data context.

400+ formulas

For budgeting, planning, reporting, and analysis.

Up to 1 million cells

Build large, detailed workbooks.

Multi-sheet workbooks

Keep related data together.

Data validation

Sort and filter information with confidence.

Clear insights

Use conditional formatting, charts, and pivot tables.

Seamless Integration

Seamless integrations in Jira tickets and Confluence pages

From spreadsheet to shared insight

Collaborate in context

Work together in real time without switching applications or managing separate repositories and permissions.

Stay in control

Use version history, read-only access, and personal, space, or admin-level settings to manage how information is shared.

Bring your existing data with you.

Import XLSX and CSV files, then export your workbooks as XLSX, CSV, PDF, or HTML when you need to share them beyond Confluence.

Why Cellz?

Cellz brings spreadsheets into the heart of your workspace. Build structured, collaborative workbooks next to the pages, projects, tickets, and decisions they support.

  • Plan and track budgets, roadmaps, projects, and operational data.
  • Analyse with confidence using formulas, filters, charts, pivot tables, and conditional formatting.
  • Collaborate in context with real-time editing, version history, and flexible access controls.
  • Move data easily with XLSX and CSV import, plus XLSX, CSV, PDF, and HTML export.

Ready to bring spreadsheet power to Jira and Confluence?

Explore Cellz and see how your team can work smarter with data.