Written in native C#, FileFormat.Cells for .NET is a free, open-source SDK designed to easily create, load, and modify Microsoft Excel spreadsheets with just a few lines of code.

Automated payment reminder tool using Google Sheets, Apps Script, and Telegram Bot API. Generates personalized, click-to-send WhatsApp links based on smart logic and reminder schedules — ideal for tracking pending payments or invoices.2025

AutoTable is a specialized SaaS application engineered for high-efficiency spreadsheet sanitization.

This repository provides a suite of high-performance, thread-safe Excel User Defined Functions (UDFs) developed using the Excel-DNA framework in C#. These functions significantly extend Excel's built-in capabilities for power users and developers, offering tools for advanced calculation control, dynamic data processing, and in-memory storage.

A modular, config-based framework to streamline Google Sheets development with Apps Script. Define layout, validation, formatting, and automation logic in one place using a central SHEETCONFIG and the SmartSheet utility class.

Real-time cryptocurrency prices in Google Sheets with caching and automation

This repository contains Google Apps Script code to automate data extraction and transfer from a central Google Sheet ("Pastepad") to multiple destination sheets across Google Drive. It streamlines multi-sheet data handling, prevents duplication, and enables seamless integration across linked documents.

Generate printable sign-in sheets from CSV membership or registration data.

Automate Discord notifications from Google Forms and Sheets. Get instant alerts for new submissions, filter specific response fields, and send styled embed messages—all with built-in error handling and easy setup.

Phase-based agent system for high-stakes spreadsheet-centric workflows.

Google Workspace MCP server for Claude Desktop, Cursor, Windsurf, VS Code, Gemini CLI, and any MCP client. 82 tools across Sheets, Docs, Drive, and Apps Script. Full read/write. 30/30 live-API tests. MIT.

This is an excel add-in that provides the necessary tools to streamline design process from structural analysis software result (SAP2000 and Oasys GSA) to calculation report preparation using your own excel spreadsheets.

Agentic job-seeking skill for structuring search, materials, and execution.

Excel Automation Tools 2026 is the ultimate spreadsheet power suite for Microsoft Excel on PC. Macro generator, batch processor, pivot builder, data cleaner, dashboard creator, formula linker, report scheduler, and performance optimizer. Automate Excel with full control.

Headless Google Sheets outreach studio built with Apps Script and React for drafting, queueing, scheduling, and tracking polished Gmail workflows.

RPA workflow using UiPath to automate invoice data extraction and reporting, reducing manual processing time and enabling finance managers to focus on strategic tasks.

🧐📄 Fruzzy is a system for spreadsheets automation and analysis.

A Google Apps Script project that automates Daily Time Record (DTR) calculations and student time aggregation directly within Google Sheets.

Reusable Claude Code skills for matplotlib visualization and Google Sheets automation

Automation pipeline for multi-sheet data processing, transformation, and archiving using Google Apps Script.