Best Notable App Alternatives & Competitors in 2025

A second brain, for you, forever. Obsidian is a powerful knowledge base that works on top of a local folder of plain text Markdown files.

Key Obsidian.md features:

Local-first Markdown Support Bidirectional Linking Customizability

Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, tagged and modified either from the applications directly or from your own text editor. .

Key Joplin features:

Open Source Cross-Platform End-to-End Encryption Rich Text Support

Open Source free

LiveSession helps you analyze users’ behavior, improve UX, find JS bugs, and increase conversion rates using session replays, and event-based product analytics.

Key LiveSession features:

Session Replay Filters Segmentation Custom data

Try for free freemium $99.0 / Monthly (10k sessions / unlimited users / 1-month data retention)

A minimal Markdown reading & writing app.

Key Typora features:

Live Preview Minimalistic Interface Customizable Themes Cross-Platform Compatibility

Open Source

Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.

Key Evernote features:

Cross-Platform Compatibility Organizational Tools Web Clipper Collaboration Features

A safe place for your notes, thoughts, and life's work.

Key Standard Notes features:

End-to-End Encryption Cross-Platform Support Open Source Extended Features via Subscription

Open Source

Write Markdown documents with a comprehensive GUI and many workflow/time management tools.

Key Zettlr features:

Markdown Support Zettelkasten Methodology Cross-Platform Compatibility Open Source

Open Source

Mark Text is a Markdown editor for Mac, Windows and Linux.

Key MarkText.app features:

Open Source Cross-Platform Clean and Minimalistic Interface Real-Time Preview

Boostnote is an open-source note-taking​ app.

Key Boostnote features:

Open Source Cross-Platform Markdown Support Offline Access

Open Source

The fastest way to take notes and collaborate with friends. Create notecards with Markdown, LaTeX, images, emojis and more. Get started for free! .

Key Supernotes features:

Clean UI Responsive Design Categories Importing

freemium

Logseq is a local-first, non-linear, outliner notebook for organizing and sharing your personal knowledge base.

Key Logseq features:

Bidirectional Linking Graph View Markdown Support Local Storage

Open Source free

Trilium Notes is a hierarchical note taking application.

Key Trilium Notes features:

Hierarchical Note Organization Rich Text Editing Dynamic Note Linking Cross-Platform

Open Source

Build and debug modern web and cloud applications, by Microsoft.

Key VS Code features:

Cross-platform Extensibility Integrated Git Performance

Open Source

Zim is a graphical text editor used to maintain a collection of wiki pages. Each page can contain links to other pages, simple formatting and images.

Key Zim Wiki features:

Offline Accessibility Simple Interface Rich Formatting Options Backlinking

Open Source