https://github.com/rhaeguard/cells

a spreadsheet app with lisp-like formulas
https://github.com/rhaeguard/cells

javascript lisp sheets spreadsheets

Last synced: 19 days ago
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a spreadsheet app with lisp-like formulas

• Host: GitHub
• URL: https://github.com/rhaeguard/cells
• Owner: rhaeguard
• Created: 2024-07-18T11:59:09.000Z (7 months ago)
• Default Branch: main
• Last Pushed: 2024-08-01T07:44:05.000Z (6 months ago)
• Last Synced: 2025-01-11T06:42:19.173Z (26 days ago)
• Topics: javascript, lisp, sheets, spreadsheets
• Language: JavaScript
• Homepage: https://rhaeguard.github.io/cells/
• Size: 47.9 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# cells

a spreadsheet app with lisp-like formulas

[https://github.com/user-attachments/assets/91fb52ce-916d-4057-9873-f488c9d88f87](https://github.com/user-attachments/assets/4f7ea982-1d44-4bce-9497-b48c75836adc)

## todo

### Basic Functionalities

- [ ] basic formulas

    - [x] arithmetic operations

    - [x] aggregation functions (e.g., `sum`, `mean`, etc.)

    - [ ] custom functions

- [ ] data types

    - [x] number

    - [x] text

    - [x] boolean

    - [ ] date

- [ ] data validation

### Functionalities for User Interaction

- [ ] cell formatting

    - [ ] text alignment (left, centre, right)

    - [ ] font size

    - [x] font style (bold, italic, underline, strikethrough)

    - [ ] cell background color

- [ ] general functionalities

    - [ ] copy + paste

    - [ ] undo + redo

    - [ ] select a range using mouse

    - [x] select cells individually using ctrl

    - [ ] select cells range with shift

### Advanced Features

- [x] circular dependency/cycle detection

- [ ] helpful error messages

- [ ] charts

- [ ] multiple sheets

- [ ] persist and load

- [ ] load from CSV/TSV, etc.

- [ ] load from JSON

### User Interface and Experience

 - [ ] minimal user interface

    - [ ] double shift to open a menu to do things like load, save, switch sheets etc.