
Documize
StackEdit
ReadTheDocs
Boardist
Typora
Dokit
Twake
Fast and flexible, real-time collaborative markdown, inspired by Hackpad.
Mem0
Mem
Pieces for Developers
cognee
MemoryPlugin
Claude Memory
Mengram
Memory and continual learning for agents

Which is more popular?
Based on our record, HackMD seems to be a lot more popular than Supermemory. While we know about 76 links to HackMD, we've tracked only 4 mentions of Supermemory.
Website, pricing, platforms and company facts side by side.
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Supermemory
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| Website | hackmd.io | supermemory.ai |
| Pricing | — | |
| Listed in |
In their own words, as submitted to SaaSHub.

No description of HackMD yet.
Agents need memory. supermemory is building the default engine for memory and continual learning for agents, available through an API, plugins, and MCP. Memory that keeps learning. supermemory extracts and dreams on the context of every user, task, and tenant, stores it in a vector-graph...
What each product offers, as listed by its team.

Possible disadvantages
No features have been listed yet.
An editorial look at what each product does well and who it suits.

Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
hackmd.io opensource application review
More videos
No Supermemory videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using HackMD and Supermemory. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Live preview. StackEdit, Dillinger, Markdown Live Preview, HackMD, and VS Code with its preview pane open. Toast UI Editor ships both modes and lets you switch. - Source: dev.to / 3 months ago
Many of the suggestions in this thread (min-release, ignore script) are defenses for the consumers. I've been working on Proof of Resilience, a set of 4 metrics for OSS, and using that as a scoring oracle for what to fund. Popularity... - Source: Hacker News / 8 months ago
Bluetooth works most reliably across all devices (within its limited range), but all these p2p apps are indeed moving towards multi-transport support to diversify and widen the connectivity grid: https://hackmd.io/@grjte/bitchat-wifi-aware. - Source: Hacker News / 10 months ago
This is usually a challenge that any developer has to take care of when building an AI agent. In fact, managing the context is one of the hardest problems when working with AI agents and there are many companies like SuperMemory, Mem0... - Source: dev.to / 4 months ago
Memory. I use Supermemory for this. Before, Pipa loaded context files and knew to update them. A memory tool adds teammate-like recall: goals, preferences, latest business state, and small details that should carry across runs. Good... - Source: dev.to / 5 months ago
We wire everything up with Vision Agents as the voice agent framework, Stream for WebRTC audio and video, OpenAI Realtime for speech in and speech out, Anam so the agent shows up as a face on the video, and Supermemory so answers come... - Source: dev.to / 6 months ago
When comparing HackMD and Supermemory, you can also consider the following products.

Enterprise-grade wiki and knowledge management platform
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Full-featured, open-source Markdown editor based on PageDown, the Markdown library used by Stack Overflow and the other Stack Exchange sites.
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Spend your time on writing high quality documentation, not on the tools to make your documentation work.
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Centralized code snippet manager to streamline your workflow
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