Open-source alternatives to Gspread

ExcelJS is a Node.js spreadsheet engine and manipulation library used for reading, writing, and modifying XLSX and CSV files. It functions as a formatting tool and asynchronous streaming parser for generating complex workbooks containing formulas, rich text, and custom styles. The library is distinguished by its ability to process large datasets using asynchronous data streaming and incremental processing, which minimizes memory usage during data extraction and file generation. Its capability surface covers comprehensive data management, including structured tables, named ranges, and cell da

GAM is a command-line tool for administering Google Workspace and Cloud Identity. It translates command-line arguments into structured API calls, enabling administrators to manage users, groups, organizational units, and domain settings across a Google Workspace environment. The tool handles authentication through OAuth2 flows, service accounts, and workload identity federation, and supports multi-tenant configurations for managing multiple domains or cloud projects from a single installation. GAM distinguishes itself through its batch processing and automation capabilities. It can process la

gogcli is a single command-line binary that manages Gmail, Drive, Calendar, Docs, Sheets, Slides, Forms, Apps Script, Contacts, People, Tasks, Classroom, Chat, Groups, Keep, and Workspace Admin services through a predictable service resource method grammar. It authenticates across multiple Google accounts using OAuth, service accounts, access tokens, or application default credentials, storing credentials in the OS keyring for secure persistence. The tool also exposes a Model Context Protocol server over stdio that registers typed tools for agent clients, and can invoke any Google Discovery-

This repository is a comprehensive sample library providing reference implementations for automating tasks and extending functionality across Google Workspace applications. It serves as a collection of code examples and templates for building workspace automation scripts, custom add-ons, and integrated productivity tools. The project distinguishes itself by providing specialized examples for integrating large language models into productivity tools for content generation and data analysis. It also includes reference implementations for creating conversational chat apps, interactive cards, and

Excelize is a Go library designed for reading, writing, and modifying Microsoft Excel files in XML-based formats. It functions as a spreadsheet file parser and generator that enables the programmatic extraction and modification of data. The library includes a streaming spreadsheet processor to handle massive datasets incrementally, preventing system memory exhaustion during large-scale read and write operations. It also provides a chart generator to convert worksheet values or external data sources into visual representations within the spreadsheet. Beyond core file processing, the project c

Tabulator is an interactive data table library and virtual DOM data grid used to create high-performance tables from JSON or arrays. It functions as a hierarchical data viewer and a spreadsheet interface component, capable of rendering thousands of records efficiently through viewport-based virtualization and progressive loading. The library distinguishes itself by providing a full spreadsheet interface mode with multi-sheet management, cell range selection, and bulk copy-paste capabilities. It supports complex data architectures, including nested data field mapping, expandable tree structure

The Google API JavaScript Client Library is an official client for calling Google APIs directly from browser applications. It provides a programmatic interface to exchange data and execute service requests while managing request construction and response parsing. The library features dynamic client discovery, which loads machine-readable metadata at runtime to automatically generate request methods and parameter validation for various endpoints. It also includes an authentication client that handles OAuth 2.0 authorization flows to securely manage user identity and access tokens in the browse

EasyExcel is a Java processing library designed for reading and writing XLS, XLSX, and CSV files. It functions as a memory-efficient spreadsheet parser, an object-relational mapper that binds spreadsheet columns to Java class fields, and a stream-based exporter for handling high-volume data. The library distinguishes itself through a streaming model that processes large files row-by-row via listeners to prevent heap memory overflow. It also operates as a template engine, allowing the population of predefined spreadsheet files with dynamic data while preserving original layouts and styles. Br

x-spreadsheet is an HTML5 canvas spreadsheet component and web-based data grid designed for high-performance data display and cell manipulation. It serves as an interactive web component that allows users to manage structured data within a browser-based interface. The project includes an XLSX file serializer that imports and exports spreadsheet state using binary XML formats compatible with Excel. It also features a locale-aware UI framework that translates interface labels and date formats through configurable language objects. The component covers a broad range of capabilities including fo

This project is a JavaScript spreadsheet component and web-based data table that provides an interactive grid for managing tabular data. It functions as a cross-framework UI component compatible with React, Vue, and jQuery, and can also be embedded as a standalone web component. The grid is specifically designed for XLSX interoperability, allowing users to import and export XLSX files while preserving formulas and styles. It distinguishes itself through real-time collaboration for simultaneous multi-user editing and a flexible system for creating custom cell editors and specialized column typ

Vendure is a Node.js e-commerce engine and headless commerce framework built with NestJS and TypeScript. It serves as a multi-channel commerce platform that manages product catalogs, orders, and customers via a strongly typed GraphQL API. The platform is distinguished by its highly extensible architecture, featuring a customizable administrative dashboard where developers can inject custom React components and entity views. It supports multi-channel commerce, allowing the isolation of products, currencies, and regional catalogs from a single unified backend. The engine covers a broad range o

Tui Grid is a JavaScript data grid component designed for rendering, editing, and organizing structured tabular information and hierarchical tree views within web applications. It provides inline data editing, validation rules, spreadsheet-style keyboard navigation, and virtualized rendering to handle extensive datasets efficiently. The library distinguishes itself through structural capabilities including command-based keyboard shortcuts for range selection and clipboard synchronization, a declarative cell renderer architecture, and virtual column pinning. It supports asynchronous remote dat

Laravel-Excel is an integration library for importing and exporting spreadsheet data between Laravel applications and Excel or CSV files. It provides a suite of tools for bidirectional spreadsheet integration, including a system for reading workbooks and mapping data into database models. The library distinguishes itself through a background processing system that handles large imports and exports using chunking and job queues. It supports template-driven exports by converting HTML tables from view templates into spreadsheet cells. The toolset covers broad capabilities for large dataset proc

This project is a serverless form handler and backend service that captures HTML form submissions and writes the data directly into Google Sheets. It functions as an integration tool that maps form input names to spreadsheet column headers to automate data collection without the need for a dedicated backend database. The service includes a routing system that directs submissions to specific spreadsheet tabs based on hidden field values. To maintain data integrity, it implements spreadsheet injection protection by sanitizing inputs to prevent formula execution and uses honeypot fields to filte

This project is a REST API client library and Google Cloud SDK component that integrates Python applications with Google services. It functions as a discovery-based API client, utilizing an OAuth 2.0 integration library to secure requests and verify identity through access tokens and service accounts. The library is distinguished by its use of discovery documents to dynamically generate clients at runtime. By parsing JSON metadata, it maps Python method calls to HTTP requests and builds interface-based resource models that mirror the hierarchical structure of the remote service. Its broader

This project is a collection of Go packages and a programmatic interface for interacting with Google services and Google Cloud resources via REST APIs. It functions as a client library and SDK that transforms raw HTTP requests into structured Go function calls. The library utilizes discovery-based client generation to create type-safe clients from API discovery documents. It separates the acquisition of authorization tokens from the request logic through a token-source based authentication model. The project covers identity management and authentication via OAuth 2.0, service accounts, and A

The Google API Go Client Library is a collection of auto-generated Go packages designed to facilitate authenticated requests to Google services via HTTP and gRPC. It serves as an API request and response manager that converts API discovery documents into typed code to provide a consistent interface for interacting with various services. The library includes a dedicated OAuth 2.0 authentication client used to manage token lifecycles, handle service account credentials, and perform authorization flows. It supports identity impersonation, allowing a security context to assume the identity of a t

Sa-Token is a Java-based authentication and authorization framework designed to manage user sessions, permissions, and identity verification within web applications and microservice architectures. It provides a centralized security layer that enforces access control policies and identity validation across distributed service environments and API gateways. The framework distinguishes itself through its support for cross-domain single sign-on and its ability to function as an OAuth2 identity provider. It manages user session lifecycles by applying configurable rules for single or multi-login re

Kratos is a centralized identity and access management server designed to handle user registration, authentication, and profile management. It functions as an identity flow orchestrator, managing the state and security of authentication processes across web, mobile, and command-line interfaces. The system provides a standards-compliant authorization server that issues tokens and manages delegated access for third-party applications and internal services, supporting multi-factor authentication and custom identity schemas to secure user accounts. The project distinguishes itself through a headl

Excelize is a library for reading and writing spreadsheet files in the Office Open XML format. It provides a comprehensive suite of tools for programmatically creating, modifying, and analyzing workbooks, worksheets, and cell data, ensuring compatibility across various office software suites through structured XML serialization. The library distinguishes itself with a built-in formula calculation engine that evaluates complex mathematical and logical expressions directly against workbook data. It also features a memory-mapped streaming architecture, which allows for the efficient processing o

This project is a reverse proxy server that secures internal web services by enforcing authentication against external identity providers. It acts as a gatekeeper for incoming HTTP traffic, validating user identity before forwarding requests to protected backend applications. By integrating with OAuth2 and OIDC providers, the proxy ensures that only authorized users can access internal resources. The proxy distinguishes itself through its flexible session management and granular access control. It maintains authenticated user state across requests using either encrypted client-side cookies or

Spout is a spreadsheet file processing library and multi-format generator designed for reading and writing CSV, XLSX, and ODS files. It functions as a stream-based parser that processes large spreadsheet files incrementally to avoid loading entire documents into memory. The library provides capabilities for programmatic spreadsheet generation and data extraction. It supports custom content styling, allowing for the application of fonts, backgrounds, borders, and number formats to individual cells or rows. Beyond basic file input and output, the project covers workbook manipulation through se

This project is a Python-based web scraping tool and command line image downloader designed to automate the retrieval of images from Google Images. It functions as an image dataset collector, allowing users to gather large sets of images for data analysis or research through a terminal interface or programmatic scripts. The tool features advanced search filtering to restrict results by file format, color, size, aspect ratio, and usage rights. It also supports reverse image search to find visually similar media based on a provided URL and offers search scope expansion to increase result volume

gcalcli is a command-line interface and calendar management tool designed for viewing, creating, and managing events within Google Calendar. It functions as a Google API client that allows users to handle scheduling and appointments directly from a terminal without the use of a web browser. The tool enables terminal-based scheduling and calendar workflow automation, providing a way to manage daily agendas and schedule updates through a shell. The utility integrates with the Google Calendar API via a REST client and uses OAuth2 for authentication. It renders API data into human-readable table

This repository is a collection of Python code examples that demonstrate how to use Google Cloud Platform services and APIs. Each sample is organized as a self-contained directory with its own dependencies, making it independently runnable and testable. The samples rely on Google's auto-generated Python client libraries and standardize invocation through command-line argument parsing, with configuration read from environment variables for portability across development and CI environments. The examples cover authentication setup using the gcloud CLI, along with practical demonstrations for se

Authboss is a modular HTTP authentication framework for managing user identity, session lifecycles, and password security. It provides a system of identity access middleware to control route access and synchronize user identity across requests via standard web protocols. The framework is distinguished by a pluggable architecture that allows for the registration of independent modules to extend identity logic. It utilizes a hook-based event system to execute custom business logic during authentication state changes and employs a selector-verifier token pattern to protect against timing attacks

Heroic Games Launcher is a multi-store games launcher and cross-platform game library that provides a unified interface for installing and launching titles from GOG, Epic Games, and Amazon Games stores. It functions as a cloud-synced game manager and a wrapper for compatibility layers to execute Windows games on Linux and macOS. The project distinguishes itself by combining unified store integration with community game compatibility tracking, allowing users to verify if a title is compatible with their specific hardware and operating system. It also features a visual theme engine for interfac