ShareCube alternatives

Tools that do what ShareCube does, found by what they say they do rather than by shelf. Among the equally alike, the most used come first. Each line says how it differs from ShareCube.

Read 2026-11-02 · ShareCube itself: Free plan · From $5/mo

With a free plan or free to use: MarkupBase, ashare, aNotepad, Marknote, Perplexity, Mintlify, MDflow.

10 alternativesUnlike ShareCube

#1
MarkupBase Knowledge MCP · sign-in
Publishes markdown or HTML artifacts and lets people and agents review exact versions, comments and decisions in one history.
Also: Workflow automation, AgentsMore widely used
Little sign of use
Active
From $120/yr
#2
ashare Knowledge MCP · sign-in
Hosts HTML and markdown files your coding agent writes, collects reader comments on selected text, and sends them back to the agent.
More widely used
Little sign of use
Active
From $5/mo
#3
aNotepad Knowledge MCP · sign-in
Browser-based notepad for writing, formatting and sharing notes via public, private or password-protected links, with PDF and Word export.
Also: WritingMore widely used
28.5k
2009
#4
Marknote Knowledge
Hosts and displays markdown and HTML files generated by AI agents, with live editing and sharing from mobile.
Costs moreAlso: Agents
1
From $9/mo
#5
Perplexity AI assistants
AI search engine that answers questions from live web sources with citations, with plans for teams and companies.
Costs moreMore widely used
4.2M
From $17/mo
2022
#6
Atly Knowledge MCP · open
Ranks and explains local places against a person's stated intent, such as a quiet café for remote work, through an app or API.
Also: SearchOwn MCP server
3.5M
Active
#7
Mintlify Knowledge MCP · sign-in
Hosts self-updating documentation and knowledge bases that agents and LLMs can access and search.
Costs moreAlso: Search, RAG
34.9k
Active
From $450/mo
#8
MDflow Knowledge MCP · sign-in
Stores markdown files in shared workspaces with a browser editor, tasks from checkboxes, public knowledgebase links, and API and MCP access.
Also: AgentsMore widely used
182
Active
From ≈ $5.57/mo
#9
Handover Knowledge MCP · open
Stores versioned shared handover documents of markdown, SQL, HTML and transcripts that humans review and agents resume through an API, CLI or MCP.
Own MCP serverMore widely used
48 installs/mo
Active
2024
#10
NoteGPT Knowledge
Summarizes lectures, videos, and documents; generates notes, slides, and audio content for learning and research.
Costs moreAlso: Summarization, Writing
1.3M
Active
From $9/mo

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How this list is made: the words ShareCube is described with (what it does, for whom, what it is used for) are matched against every tool in the Atlas. A tool on the same shelf, or doing the same kind of work, counts for a little more. Nothing here is paid for.