Open Source Everything

Open-source alternatives to Microsoft Office

LibreOffice Writer screenshot
Not on GitHubWindows · Mac · LinuxMPL-2.0

LibreOffice Writer is a desktop word processor for writing and editing documents on your own computer. It is for people who want an office suite that runs locally and works with common document formats.

Has 3 of 6 · Live co-editing ✗

The word processor in LibreOffice, a fork of OpenOffice.org's Writer

OnlyOffice Docs screenshot
Windows · Mac · Linux · Android · iPhone · In your browserAGPL-3.0

ONLYOFFICE Docs is an office suite for documents, spreadsheets, presentations and forms that several people can edit together, and it opens Microsoft Office files well. You run it on your own server, or use ONLYOFFICE's separate free desktop app.

Has 6 of 6

No screenshot yet
Apache-2.0

Apache OpenOffice is a free office suite with a word processor, spreadsheet and presentation program. It is for people who want a free alternative to Microsoft Office. It is one of two continuations of the older OpenOffice.org; LibreOffice is the other.

Has 2 of 6 · Phone app ✗

Separate copies: LibreOffice Calc, LibreOffice Impress +1 more

Collabora Online screenshot
In your browserMPL-2.0

Collabora Online is office software you run on your own server so people can write and edit documents together in a web browser. It is for groups and organizations that want shared document editing on their own server.

Has 4 of 6 · Works offline ✗ +1

LibreOffice that runs in a web browser, for editing together

CryptPad screenshot
In your browserAGPL-3.0Replaces partly

CryptPad is a web-based document suite where files are encrypted in your browser before they are stored or shared, so the server cannot read them. It is for people who want to write, edit and share documents, sheets and presentations together with privacy.

Has 2 of 6 · Works offline ✗ +1

Etherpad screenshot
Windows · Mac · Linux · Android · iPhone · In your browserApache-2.0Replaces partly

Etherpad is a real-time shared text editor where several people can write in the same document at once, and every change is recorded with its author. It is aimed at organisations, schools and self-hosters who want to run their own server.

Has 3 of 6 · Works offline ✗

Spreadsheets5

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LibreOffice Calc screenshot
Not on GitHubWindows · Mac · LinuxMPL-2.0

LibreOffice Calc is a spreadsheet program for tables, formulas and charts, part of the LibreOffice office suite. It is for people who need to work with spreadsheets on their own computer.

Has 3 of 7 · Live co-editing ✗

The spreadsheet app in LibreOffice, a fork of OpenOffice.org's Calc

OnlyOffice Docs screenshot
Windows · Mac · Linux · Android · iPhone · In your browserAGPL-3.0

ONLYOFFICE Docs is an office suite for documents, spreadsheets, presentations and forms that several people can edit together, and it opens Microsoft Office files well. You run it on your own server, or use ONLYOFFICE's separate free desktop app.

Has 5 of 7

No screenshot yet
Apache-2.0

Apache OpenOffice is a free office suite with a word processor, spreadsheet and presentation program. It is for people who want a free alternative to Microsoft Office. It is one of two continuations of the older OpenOffice.org; LibreOffice is the other.

Has 2 of 7 · Newer Excel formulas ✗ +1

Separate copies: LibreOffice Calc, LibreOffice Impress +1 more

Gnumeric screenshot
Not on GitHubLinuxGPL-2.0-onlyReplaces partly

Gnumeric is a lightweight spreadsheet program for tables, formulas and statistics. It is mainly for Linux, and is fast but has fewer chart options than LibreOffice.

Has 1 of 7 · Live co-editing ✗ +3

Grist screenshot
In your browserApache-2.0Replaces partly

Grist is a spreadsheet that also works like a database, so each column holds one kind of data and can be filled with formulas. It is for people who want spreadsheet-style editing with more structure, and it can be self-hosted or used through a browser.

Has 2 of 7 · Runs Excel macros ✗ +1

Presentations5

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LibreOffice Impress screenshot
Not on GitHubWindows · Mac · LinuxMPL-2.0

LibreOffice Impress is a slide presentation program that is part of the LibreOffice office suite. It is for people who make slide decks on a computer.

Has 3 of 6 · Live co-editing ✗

The presentation app in LibreOffice, a fork of OpenOffice.org's Impress

OnlyOffice Docs screenshot
Windows · Mac · Linux · Android · iPhone · In your browserAGPL-3.0

ONLYOFFICE Docs is an office suite for documents, spreadsheets, presentations and forms that several people can edit together, and it opens Microsoft Office files well. You run it on your own server, or use ONLYOFFICE's separate free desktop app.

Has 4 of 6

No screenshot yet
Apache-2.0

Apache OpenOffice is a free office suite with a word processor, spreadsheet and presentation program. It is for people who want a free alternative to Microsoft Office. It is one of two continuations of the older OpenOffice.org; LibreOffice is the other.

Has 3 of 6

Separate copies: LibreOffice Calc, LibreOffice Impress +1 more

Slidev screenshot
In your browserMITReplaces partly

Slidev lets you write presentation slides as plain text in Markdown, with code highlighting and live demos built in. It is aimed at developers and technical presenters who want to build slides in a code editor and show them in a browser.

Has 2 of 6 · Live co-editing ✗

No screenshot yet
In your browserMITReplaces partly

reveal.js is a free framework for making slide presentations that run in a web browser, written in HTML or Markdown. It is for people comfortable editing code who want web-based slides with features like speaker notes and PDF export.

Has 3 of 6 · Opens PowerPoint files faithfully ✗ +1

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