TheBrain
thebrain.comA linked-thought knowledge graph for capturing notes and attachments and navigating related ideas.
A linked-thought knowledge graph for capturing notes and attachments and navigating related ideas.
A Markdown vault for linked notes, daily writing, and optional cloud sync.
A self-hosted note library with Markdown, boards, daily notes, and shared workspaces.
Keep a small set of color-coded text notes close at hand across Apple devices.
A local meeting-notes app that combines rough jottings with on-device call transcription.
A repository-backed notes app that keeps editable Markdown files on Apple devices.
Write or sketch by hand, then convert, search, and organize the result.
Add tags to notes and keep their related tasks and calendar context nearby.
Capture typed and handwritten notes, then organize and share them from Galaxy devices.
Secure frontline messaging and voice calls with groups synced to HR data.
Company chat that automatically translates messages for multilingual teams.
Draw together on a free whiteboard for lessons, files, and shared notes.
An Android-first notebook for handwriting, PDF markup, voice notes, and optional web sync.
An iOS personal knowledge base built from notes, lists, media, and other modular blocks.
Arrange notes in notebooks, sections, and pages for classes, projects, or reference material.
A native Markdown notebook that adds linked notes, task lists, Kanban, and optional AI tools.
Secure business messaging with persistent group chats and centralized controls.
Bring project group chat, tasks, files, and video calls together.
Give clients and teams persistent group and one-to-one chat inside a secure collaboration portal.
Organize team chat into topics and turn conversations into assigned tasks.
Connect direct messages and team channels with conversations on files, tasks, and project work.
A small-team messenger with channels, threads, reactions, and optional helpdesk ticketing.
Connect office chats, calls, file sharing, tasks, and on-premises administration.