One of the most popular alternatives to ONLYOFFICE is LibreOffice, which is free and open source. Other popular alternatives are Google Docs, Microsoft 365 Copilot, CryptPad and Apache OpenOffice. You're spoiled for choice with Spreadsheet Apps like ONLYOFFICE: we list more than 50 alternatives for the web, Windows, Android, Mac and Linux.
Tolstoy Compose is a local-first professional writing app you can use in your browser or install as a Progressive Web App. Keep your notes, research, citations, feedback and earlier versions together in one place.
United Kingdom
OrcaSheets is local-first analytics that runs on your laptop, letting you ask questions in plain English and get instant answers from unlimited data. Automate repetitive work, connect your databases, and eliminate cloud bills–all in a lightweight tool that keeps your data yours.
India
AI-first, open-source office app for documents, spreadsheets, presentations, and PDFs—with desktop and browser editing, plus TypeScript and Go APIs.
A lightweight, keyboard-first spreadsheet that opens your Excel files in about 300ms and gives you a command palette instead of a ribbon.
United States
Majordomo is a comprehensive CRM system designed to manage rental businesses directly within Telegram. It serves as a pocket-sized replacement for complex spreadsheets and paper notebooks. The application allows you to track various assets including real estate, vehicles...
Azerbaijan
AI-powered real estate underwriting with Monte Carlo simulations, LP/GP waterfalls, and instant PDF reports. Analyze deals in 5 minutes.
United States
Estonia
EU
CyprusEU
Storyloft is an AI-powered writing, design, and publishing platform that helps authors write, edit, format, and publish books—all in one place.
United States
AI-powered document comparison for legal teams that separates material changes from formatting noise and produces clean, export-ready redlines.
LinOffice enables you to run Microsoft Office applications in Linux. In the background, it runs a virtual machine with Windows and Office installed which is then accessed via FreeRDP. LinOffice's aim is to be a "1-click" setup for Microsoft Office in Linux.
