Open source alternatives to MultiMarkdown Composer 4
50 open source Productivity apps to use instead, best rated first.
Top picks
- L

Logseq
LaunchLocal-first, open-source knowledge management tool with bidirectional linking, outlines, flashcards, PDF annotations, and whiteboards for building a connected second brain.
Open source
- F

Flowise
LaunchOpen source platform for building AI agents, chatbots, and multi-agent systems using a drag-and-drop interface, with support for 100+ LLMs and RAG.
Open source
- F

Formbricks
LaunchCollect feedback across websites, apps, and emails with targeted surveys, user segmentation, and GDPR-compliant data handling. Self-host or use the cloud.
Open source
- J

Jitsi
LaunchLearn more about Jitsi, a free open-source video conferencing software for web & mobile. Make a call, launch on your own servers, integrate into your app, and more.
Open source
- M
Metabase
LaunchOpen-source business intelligence platform for data exploration, visualization, and sharing. Empowers teams to make data-driven decisions effortlessly.
Open source
- P

Plane
LaunchPlane is an open-source project tracking tool offering issues, cycles (sprints), modules, and customizable views including Kanban boards, lists, and calendars. It features built-in documentation pages, time tracking, and integrations with G
Open sourceSelf-hosted
More Productivity apps
About MultiMarkdown Composer 4
MultiMarkdown Composer 4
# All New Version of MultiMarkdown Composer Is Here!
# All New Version of MultiMarkdown Composer Is Here! MultiMarkdown Composer was the first text editor specifically designed for writing in MultiMarkdown (or regular Markdown), and now there is a completely new version with improved performance and features. By using an editor built around Markdown/MultiMarkdown, you can focus on the *writing*, rather than worrying about formatting and styles.
- Made by
- MultiMarkdown Software, LLC
- Category
- Productivity
- Website
- multimarkdown.com





