WWriterAlts

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Ollama

AI writing assistants

Run open large language models locally for private drafting

Stars
★ 184k
Licence
MIT
Updated

Alternative to Sudowrite

Open WebUI

AI writing assistants

Self-hosted chat UI for local and remote LLMs

Stars
★ 156k
Licence
BSD-3-Clause
Updated

Alternative to Sudowrite

AppFlowy

Notes & research for writers

Open-source Notion-style workspace you can self-host

Stars
★ 77.6k
Licence
AGPL-3.0
Updated

Alternative to Notion

M

MarkText

Distraction-free editors

Real-time preview markdown editor

Stars
★ 62.9k
Licence
MIT
Updated

Alternative to Ulysses, Typora

Joplin

Notes & research for writers

Open-source note app with notebooks, search and sync options

Stars
★ 56.8k
Licence
AGPL-3.0
Updated

Alternative to Evernote, Notion

Pandoc

Formatting & publishing

Universal document converter for manuscripts and ebooks

Stars
★ 46.6k
Licence
GPL-2.0
Updated

Alternative to Vellum, Atticus

Logseq

Notes & research for writers

Open-source outliner and knowledge graph that works offline

Stars
★ 45.3k
Licence
AGPL-3.0
Updated

Alternative to Notion, Evernote

Calibre

Formatting & publishing

Open-source ebook library manager and converter

Stars
★ 26.2k
Licence
GPL-3.0
Updated

Alternative to Vellum, Atticus

LanguageTool

Grammar & editing

Open-source grammar and style checker with self-hosting option

Stars
★ 15.2k
Licence
LGPL-2.1
Updated

Alternative to Grammarly, ProWritingAid

Zettlr

Distraction-free editors

Markdown IDE for writers and researchers with citations

Stars
★ 13.8k
Licence
GPL-3.0
Updated

Alternative to Ulysses, Scrivener

Anytype

Notes & research for writers

Local-first knowledge base with peer sync

Stars
★ 8.9k
Licence
MIT
Updated

Alternative to Notion, Evernote

ONLYOFFICE Docs

Grammar & editing

Open-source office editors with strong DOCX compatibility

Stars
★ 7k
Licence
AGPL-3.0
Updated

Alternative to Microsoft Word

Sigil

Formatting & publishing

WYSIWYG and code-view EPUB ebook editor

Stars
★ 7k
Licence
GPL-3.0
Updated

Alternative to Vellum, Atticus

Vale

Grammar & editing

Command-line prose linter with custom style guides

Stars
★ 6.3k
Licence
MIT
Updated

Alternative to Grammarly, ProWritingAid

ghostwriter

Distraction-free editors

Markdown editor with a clean preview, from the KDE project

Stars
★ 5k
Licence
GPL-3.0
Updated

Alternative to Ulysses, Typora

ink / inklewriter

AI writing assistants

Open narrative scripting language from inkle for interactive fiction

Stars
★ 5k
Licence
MIT
Updated

Alternative to Scrivener

LibreOffice Writer

Grammar & editing

Full free office word processor with styles and export

Stars
★ 4.5k
Licence
MPL-2.0
Updated

Alternative to Microsoft Word

novelWriter

Novel & long-form writing

Markdown novel editor with a project tree and plain-text storage

Stars
★ 3.2k
Licence
GPL-3.0
Updated

Alternative to Scrivener, Ulysses

Twine

Worldbuilding & plotting

Open-source tool for nonlinear interactive stories

Stars
★ 2.9k
Licence
GPL-3.0
Updated

Alternative to Plottr, Campfire

Manuskript

Novel & long-form writing

Open-source novel organiser with outliner, index cards and story line

Stars
★ 2.5k
Licence
GPL-3.0
Updated

Alternative to Scrivener, Dabble

bibisco

Novel & long-form writing

Novel-writing app focused on characters and architecture of the story

Stars
★ 770
Licence
GPL-3.0
Updated

Alternative to Scrivener, Dabble

FocusWriter

Distraction-free editors

Full-screen distraction-free writer with goals and themes

Stars
★ 721
Licence
GPL-3.0
Updated

Alternative to Ulysses, Scrivener

Scribus

Formatting & publishing

Open-source desktop publishing for print layouts

Stars
★ 640
Licence
GPL-2.0
Updated

Alternative to Adobe InDesign, Vellum

Starc

Screenwriting

Modern open-source screenwriting app from the KIT Scenarist team

Stars
★ 401
Licence
GPL-3.0
Updated

Alternative to Final Draft, WriterDuet

K

KIT Scenarist

Screenwriting

Open-source screenplay editor with research and statistics

Stars
★ 352
Licence
GPL-3.0
Updated

Alternative to Final Draft, WriterDuet

Trelby

Screenwriting

Free multi-platform screenwriting program in Python

Stars
★ 350
Licence
GPL-2.0
Updated

Alternative to Final Draft, Fade In

Apostrophe

Distraction-free editors

GNOME markdown writer with a focus mode

Stars
★ 111
Licence
GPL-3.0
Updated

Alternative to Ulysses

WaveMaker

Novel & long-form writing

Browser-based novel planner and writer with cards and manuscript view

Stars
★ 19
Licence
GPL-3.0
Updated

Alternative to Scrivener, Plottr

Aeon Timeline

Worldbuilding & plotting

Timeline app for stories, series and research chronology

Licence
Proprietary
Status
Proprietary

Alternative to Plottr, Scrivener

Atticus

Formatting & publishing

Writing plus ebook and print formatting in one paid app

Licence
Proprietary
Status
Proprietary

Alternative to Vellum, Scrivener

Campfire Writing

Worldbuilding & plotting

Modular worldbuilding and writing suite for fiction authors

Licence
Proprietary
Status
Freemium

Alternative to World Anvil, Plottr

C

Celtx

Screenwriting

Browser scriptwriting and pre-production with free and paid plans

Licence
Proprietary
Status
Freemium

Alternative to Final Draft, WriterDuet

Dabble

Novel & long-form writing

Cloud novel app with plotting, goals and manuscript tools

Licence
Proprietary
Status
Proprietary

Alternative to Scrivener, Plottr

Fountain tools

Screenwriting

Plain-text screenplay format with many free editors

Licence
MIT (format spec)
Status
Open source

Alternative to Final Draft, Fade In

Hemingway Editor

Grammar & editing

Readability highlighter for clearer, shorter sentences

Licence
Proprietary
Status
Freemium

Alternative to Grammarly, ProWritingAid

iA Writer

Distraction-free editors

Focused markdown writing app for Apple and Windows

Licence
Proprietary
Status
Proprietary

Alternative to Ulysses, Scrivener

K

Kindle Create

Formatting & publishing

Amazon's free formatter for Kindle and paperback interiors

Licence
Freeware
Status
Free (proprietary)

Alternative to Vellum, Atticus

LivingWriter

Novel & long-form writing

Cloud manuscript app with outlining, boards and collaboration

Licence
Proprietary
Status
Freemium

Alternative to Scrivener, Dabble

NovelAI

AI writing assistants

Subscription AI storytelling and image tools for fiction

Licence
Proprietary
Status
Proprietary

Alternative to Sudowrite

NovelCrafter

AI writing assistants

AI-assisted fiction workshop with codex and prompts you control

Licence
Proprietary
Status
Proprietary

Alternative to Sudowrite, Scrivener

N

Novlr

Novel & long-form writing

Cloud novel workspace with goals, courses and manuscript tools

Licence
Proprietary
Status
Freemium

Alternative to Scrivener, Dabble

Obsidian

Notes & research for writers

Local markdown vaults with links, useful as a writer's bible

Licence
Proprietary
Status
Freemium

Alternative to Notion, Evernote

Plottr

Worldbuilding & plotting

Visual timelines and plot outlines for novels and series

Licence
Proprietary
Status
Proprietary

Alternative to Scrivener

ProWritingAid

Grammar & editing

Deep manuscript editing reports for fiction and non-fiction

Licence
Proprietary
Status
Freemium

Alternative to Grammarly, Hemingway Editor

Reedsy Book Editor

Novel & long-form writing

Free browser manuscript editor from Reedsy with clean export

Licence
Proprietary
Status
Freemium

Alternative to Scrivener, Microsoft Word

SmartEdit Writer

Novel & long-form writing

Windows novel organiser with built-in manuscript analysis

Licence
Proprietary
Status
Freemium

Alternative to Scrivener, ProWritingAid

Typora

Distraction-free editors

WYSIWYG markdown editor with a seamless preview

Licence
Proprietary
Status
Proprietary

Alternative to Ulysses

World Anvil

Worldbuilding & plotting

Worldbuilding wiki and setting bible for fiction and RPGs

Licence
Proprietary
Status
Freemium

Alternative to Campfire, Notion

yWriter

Novel & long-form writing

Freeware scene-based novel organiser from Spacejock Software

Licence
Freeware
Status
Free (proprietary)

Alternative to Scrivener, Dabble