Wikis

Software that allows anyone with the resources to host an open-source encyclopedia or other database that can be edited by anyone or by select users of your choice. Wikipedia is by far the most well known example of this.

Obsidian
Free Personal • Proprietary
Note-taking Tool
Todo List Manager
Task Management Tool
Mac
Windows
Linux
Android
iPhone
Android Tablet
iPad
Snapcraft
Flathub
170 alternatives to Obsidian
Powerful knowledge base that works on top of a local folder of plain text Markdown files.
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Obsidian Features
1. Support for MarkDownObsidian supports MarkDown for document formatting.
2. Works OfflineObsidian can be used without the need to connect to the internet.
3. No registration requiredYou can use most of the features in Obsidian without registration.
4. Extensible by Plugins/ExtensionsObsidian can be extended with add-ons, plugins and extensions.
5. Dark ModeObsidian supports dark mode for comfortable usage in low light conditions.
6. No TrackingObsidian will not track you or use your personal data.
7. LightweightObsidian consumes less device resources compared to similar apps.
8. Support for LaTeXObsidian supports LaTeX for text and math equation formatting.
9. PortableObsidian can be used from a USB stick or similar with no prior installation.
Local Storage
Graph view
Bidirectional links
Personal Information Manager (PIM)
Backlink
Knowledge Management
Custom themes
Note organization
Knowledge Base structuring
Write files in markdown
Top 3 alternatives
Notion
Free Personal • Proprietary
Note-taking Tool
Todo List Manager
Task Management Tool
Mac
Windows
Online
Android
iPhone
Android Tablet
iPad
Software as a Service (SaaS)
433 alternatives to Notion
With so many tools, it's hard to keep everyone on the same page. Notion is a new tool that unifies them all.
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Notion Features
1. Support for MarkDownNotion supports MarkDown for document formatting.
2. Kanban BoardNotion allows you to organize your workflow by moving cards with drag-and-drop functionality between multiple columns.
3. Real time collaborationMultiple users can work together in Notion simultaneously.
4. Hierarchical StructureOrganize your notes, pages, documents, etc., hierarchically with Notion.
5. Support for LaTeXNotion supports LaTeX for text and math equation formatting.
6. Web ClipperSave any page or content from the web with a single click with Notion.
7. Support for @mentionsNotion supports the use of mentions through @ to a particular user, who will be notified personally.
8. Syntax HighlightingNotion supports syntax highlighting for various programming and markup languages.
Wiki
Custom templates
Visual bookmarks
Data export/import
Knowledge Base structuring
Hyperlinks
Tables
Tablet support
Nested Notes
Cross Linking
Top 3 alternatives
Wikipedia
Free • Open Source
Encyclopedia
Online
Android
iPhone
Android Tablet
iPad
Kindle Fire
MediaWiki
65 alternatives to Wikipedia
Free content, multilingual online encyclopedia written and maintained by a community of volunteers through a model of open collaboration, using a wiki-based editing system.
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Wikipedia Features
1. Ad-freeWikipedia doesn't contain any form of external advertising.
2. CrowdsourcedWikipedia uses suggestions, information, etc., from a large group of people to improve the quality of the content.
3. IFTTT IntegrationYou can connect different services to automatically trigger actions within Wikipedia using IFTTT.
4. WYSIWYG SupportWikipedia integrates a WYSIWYG editor to edit the look and content of a document, page, or file.
Multiple languages
User generated
Community-based
Wiki
WordPress Integration
Sample packs
HTTPS Support
Top 3 alternatives
Logseq
Free • Open Source
Note-taking Tool
Todo List Manager
Task Management Tool
Mac
Windows
Linux
Online
Android
iPhone
iPad
Self-Hosted
90 alternatives to Logseq
Logseq is a platform for knowledge sharing and management. It focuses on privacy, longevity, and user control. Notice: the backend code will be open-sourced as soon as we’re sure that the backend service meets the security standards.
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Logseq Features
1. Support for MarkDownLogseq supports MarkDown for document formatting.
2. Works OfflineLogseq can be used without the need to connect to the internet.
3. Ad-freeLogseq doesn't contain any form of external advertising.
4. Dark ModeLogseq supports dark mode for comfortable usage in low light conditions.
5. Privacy focusedLogseq is considered a privacy friendly alternative.
6. Full-Text SearchLogseq lets you search for specific words or phrases from inside a document or database.
7. Spell CheckingLogseq can detect and correct all types of grammar and spelling mistakes.
8. Pomodoro TimerPractice the Pomodoro Technique in Logseq to stay focused and productive.
9. No TrackingLogseq will not track you or use your personal data.
Bidirectional links
Graph view
Outliner
Local Storage
Backlinks
Knowledge base
Knowledge Management
Note organization
Hyperlinks
Wiki
Top 3 alternatives
Typora
Paid • Proprietary
Note-taking Tool
Text Editor
Mac
Windows
Linux
Electron / Atom Shell
136 alternatives to Typora
Typora gives you a seamless experience as both a reader and a writer. It removes the preview window, mode switcher, syntax symbols of markdown source code, and all other unnecessary distractions. Instead, it provides a real live preview feature to help you concentrate on the...
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Typora Features
1. Support for MarkDownTypora supports MarkDown for document formatting.
2. Live PreviewInstantly see what your files and documents look like as you create them.
3. Distraction-freeTypora has a distraction-free mode for when you need to focus.
4. WYSIWYG SupportTypora integrates a WYSIWYG editor to edit the look and content of a document, page, or file.
5. Support for LaTeXTypora supports LaTeX for text and math equation formatting.
6. Support for ThemesYou can use themes and templates to change the look and feel of Typora.
7. LightweightTypora consumes less device resources compared to similar apps.
8. Code FormattingTypora supports code formatting for multiple languages and code styles.
9. Spell CheckingTypora can detect and correct all types of grammar and spelling mistakes.
Write files in markdown
Save as Markdown
Simple text editor
Code Syntax Highlighting
Export to PDF
Clean design
Multiplatform
Nested Folders
Minimalistic
Multiple languages
Top 3 alternatives
TiddlyWiki
Free • Open Source
Note-taking Tool
Todo List Manager
Mac
Windows
Linux
Online
BSD
Self-Hosted
Xfce
RemoteStorage
181 alternatives to TiddlyWiki
TiddlyWiki is a single html file with all the characteristics of a wiki - including all of the functionality (including editing, saving, tagging and searching) and the style sheet. Because its a single file, its very portable - you can email it, put it on a web server or share...
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TiddlyWiki Features
1. Support for MarkDownTiddlyWiki supports MarkDown for document formatting.
2. PortableTiddlyWiki can be used from a USB stick or similar with no prior installation.
Customizable
Standalone
Cross page linking
Wiki
Personal Information Manager (PIM)
Wiki-like interface
0data
Offline
Password encryption
Support for NodeJS
Top 3 alternatives
AppFlowy
Free • Open Source
Note-taking Tool
Todo List Manager
Task Management Tool
Mac
Windows
Linux
Self-Hosted
Rust
399 alternatives to AppFlowy
AppFlowy is an open source alternative to Notion. You are in charge of your data and customizations.
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AppFlowy Features
1. Privacy focusedAppFlowy is considered a privacy friendly alternative.
2. Works OfflineAppFlowy can be used without the need to connect to the internet.
3. Kanban BoardAppFlowy allows you to organize your workflow by moving cards with drag-and-drop functionality between multiple columns.
4. Dark ModeAppFlowy supports dark mode for comfortable usage in low light conditions.
5. Ad-freeAppFlowy doesn't contain any form of external advertising.
6. No TrackingAppFlowy will not track you or use your personal data.
7. WYSIWYG SupportAppFlowy integrates a WYSIWYG editor to edit the look and content of a document, page, or file.
8. LightweightAppFlowy consumes less device resources compared to similar apps.
9. PortableAppFlowy can be used from a USB stick or similar with no prior installation.
Note organization
Notebook
Wiki
Rust
Top 3 alternatives
Zim
Free • Open Source
Note-taking Tool
Mac
Windows
Linux
BSD
Flatpak
Flathub
306 alternatives to Zim
Zim brings the concept of a wiki to your desktop. Store information, link pages and edit with WYSISYG markup or directly typing some lightweight markup syntax and see it previewed as-you-type. Creating a new page is easy by either clicking on the "Create new note"...
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Zim Features
1. Works OfflineZim can be used without the need to connect to the internet.
2. Hierarchical StructureOrganize your notes, pages, documents, etc., hierarchically with Zim.
3. WYSIWYG SupportZim integrates a WYSIWYG editor to edit the look and content of a document, page, or file.
4. PortableZim can be used from a USB stick or similar with no prior installation.
5. File VersioningZim has a version system that lets you view and go back to older versions of the project/file/document.
6. LightweightZim consumes less device resources compared to similar apps.
Plain text file
Wiki-like interface
Cross-Platform
Outliner
LaTeX Equations
Export to HTML
Note organization
Wiki
Text formatting
Outline folding
Top 3 alternatives
BookStack
Free • Open Source
Linux
Online
Self-Hosted
PHP
Cloudron
83 alternatives to BookStack
BookStack is a free and open source knowledge management platform built on PHP. The system has been built around simplicity to ensure that adding information to it is not a chore. The content structure is built on the metaphors of Books, Chapters & Pages.
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BookStack Features
1. WYSIWYG SupportBookStack integrates a WYSIWYG editor to edit the look and content of a document, page, or file.
2. Support for MarkDownBookStack supports MarkDown for document formatting.
Wiki
Knowledge base
Web-Based
Top 3 alternatives
Dendron
Free • Open Source
Note-taking Tool
Mac
Windows
Linux
Visual Studio Code
223 alternatives to Dendron
Dendron is an open-source, local-first, markdown-based, note-taking tool built on top of VSCode. It supports all the usual features you would expect like tagging, backlinks, a graph view, split panes, and so forth.
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Dendron Features
1. Support for MarkDownDendron supports MarkDown for document formatting.
2. Hierarchical StructureOrganize your notes, pages, documents, etc., hierarchically with Dendron.
3. Extensible by Plugins/ExtensionsDendron can be extended with add-ons, plugins and extensions.
4. Privacy focusedDendron is considered a privacy friendly alternative.
Local Storage
Block reference
Graph view
VSCode
Backlinks
Quick reference lookup
Publishing
Tagging
Bidirectional links
Built-in themes
Discontinued
Dendron is no longer actively developed since 2022. See the last post in this thread for example https://github.com/dendronhq/dendron/issues/92 which links to Discord https://discordapp.com/channels/717965437182410783/737323300967022732/1072563304289030164 where the Developer wrote down about his burnout and so on....
Top 3 alternatives
MediaWiki
Free • Open Source
Wiki Engine
CMS Tool
Self-Hosted
PHP
Cloudron
90 alternatives to MediaWiki
MediaWiki is a free software wiki package written in PHP, originally for use on Wikipedia. It is now used by several other projects of the non-profit Wikimedia Foundation and by many other wikis.
Suggest and vote on features
MediaWiki Features
1. WYSIWYG SupportMediaWiki integrates a WYSIWYG editor to edit the look and content of a document, page, or file.
2. File VersioningMediaWiki has a version system that lets you view and go back to older versions of the project/file/document.
3. Syntax HighlightingMediaWiki supports syntax highlighting for various programming and markup languages.
4. Ad-freeMediaWiki doesn't contain any form of external advertising.
Business-wiki
Multi-user editing
Semantic Data
Wiki
Suggests DSL format
Structured data
Support for Multiple Users
Custom templates
Lua scripting
Web-Based
Top 3 alternatives
Roam Research
Paid • Proprietary
Note-taking Tool
Todo List Manager
Online
Android
iPhone
125 alternatives to Roam Research
As easy to use as a word document or bulleted list, and as powerful for finding, collecting, and connecting related ideas as a graph database. Collaborate with others in real time, or store all your data locally.
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Roam Research Features
1. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
2. Full-Text SearchRoam Research lets you search for specific words or phrases from inside a document or database.
3. Pomodoro TimerPractice the Pomodoro Technique in Roam Research to stay focused and productive.
4. End-to-End EncryptionRoam Research has E2E Encryption, for entire or parts of the app.
5. Syntax HighlightingRoam Research supports syntax highlighting for various programming and markup languages.
6. Works OfflineRoam Research can be used without the need to connect to the internet.
7. Support for MarkDownRoam Research supports MarkDown for document formatting.
8. Real time collaborationMultiple users can work together in Roam Research simultaneously.
9. Kanban BoardRoam Research allows you to organize your workflow by moving cards with drag-and-drop functionality between multiple columns.
Bidirectional links
Block reference
Query Engine
Backlinks
Graph view
Hyperlinks
Outliner
Knowledge Base structuring
Dynamic content
Note organization
Top 3 alternatives
OpenProject
Freemium • Open Source
Project Management Tool
Task Management Tool
Team Collaboration Tool
Linux
Self-Hosted
Ruby
Cloudron
195 alternatives to OpenProject
OpenProject is an open-source project management software with a wide set of features and plugins. It supports project timelines / Gantt charts, issue tracking, wiki, document management, time and cost reporting, code management, Scrum and much more.
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OpenProject Features
1. Kanban BoardOpenProject allows you to organize your workflow by moving cards with drag-and-drop functionality between multiple columns.
2. Gantt-chartsOpenProject allows you to visualize your project plan through a timeline with schedule bars and keep track of the work done.
3. Ad-freeOpenProject doesn't contain any form of external advertising.
4. WYSIWYG SupportOpenProject integrates a WYSIWYG editor to edit the look and content of a document, page, or file.
5. Support for MarkDownOpenProject supports MarkDown for document formatting.
6. Scrum BoardsTrack your team's work progress in OpenProject through individual sprints across different stages of your workflow, using the Scrum methodology.
7. Cloud SyncSync your data (notes, documents, bookmarks, etc.) across your different devices and to the cloud.
8. Hierarchical StructureOrganize your notes, pages, documents, etc., hierarchically with OpenProject.
Work Item Tracking
Agile boards
Timeline
Wiki
Cost estimate
Email tracking
Reporting
Meeting
Splitting costs
Cost Calculator
Top 3 alternatives
Codeberg
Free • Open Source
Version Control System
Source Code Hosting Service
Issue Tracking System
Online
49 alternatives to Codeberg
Codeberg is a free Git source code hosting service, with the objective to give the Open-Source code that is running our world a safe and friendly home, and to ensure that free code remains free and secure forever.
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Codeberg Features
1. Git SupportCodeberg supports Git, a free and open source distributed version control system.
2. Kanban BoardCodeberg allows you to organize your workflow by moving cards with drag-and-drop functionality between multiple columns.
3. No TrackingCodeberg will not track you or use your personal data.
4. Privacy focusedCodeberg is considered a privacy friendly alternative.
Web-Based
Non profit
Wiki
Top 3 alternatives
Gogs
Free • Open Source
Version Control System
Source Code Hosting Service
Mac
Windows
Linux
Self-Hosted
Go (Programming Language)
Cloudron
42 alternatives to Gogs
The easiest, fastest, and most painless way of setting up a self-hosted Git service. With Go, this can be done with an independent binary distribution across ALL platforms that Go supports, including Linux, Mac OS X, Windows and ARM.
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Gogs Features
1. LightweightGogs consumes less device resources compared to similar apps.
2. Git SupportGogs supports Git, a free and open source distributed version control system.
Web interface
Code review
Wiki
Top 3 alternatives

Obsidian Features

Top 3 alternatives

Notion Features

Top 3 alternatives

Wikipedia Features

Top 3 alternatives

Logseq Features

Top 3 alternatives

Typora Features

Top 3 alternatives

TiddlyWiki Features

Top 3 alternatives

AppFlowy Features

Top 3 alternatives

Zim Features

Top 3 alternatives

BookStack Features

Top 3 alternatives

Dendron Features

Top 3 alternatives

MediaWiki Features

Top 3 alternatives

Roam Research Features

Top 3 alternatives

OpenProject Features

Top 3 alternatives

Codeberg Features

Top 3 alternatives

Gogs Features

Top 3 alternatives