HackMD
hackmd.io
Collaborative Markdown workspace for teams and agents
Alternative to Obsidian
Inkdrop
On this page: About · In their words · Where it fits · Compare · Information · Facts · Alternatives (2) · Related tools (6) · FAQ
About HackMD
HackMD is a real-time Markdown editor designed for collaborative work, enabling teams to write, think, and ship together. It serves as a shared context layer where humans and AI agents can work from the same source of truth, with features like multiple cursors and comments. The platform is used by millions daily, from startups to established institutions, and offers free and open-source options.
Published 2026-08-13 · Links checked 2026-09-09
HackMD in their own words
“HackMD gives you a real-time Markdown editor for collaborative work. Working with Markdown files in HackMD is simple, straightforward, and fun.”
Where HackMD fits
HackMD is tagged #markdown, #collaboration, #real-time-editing, #ai-agents, #knowledge-sharing. Each tag links to every listed tool that shares it.
- #markdown — 5 listed tools share this tag, including Obsidian, Inkdrop
- #collaboration — 28 listed tools share this tag
- #real-time-editing — the only listing with this tag so far
- #ai-agents — 34 listed tools share this tag
- #knowledge-sharing — the only listing with this tag so far
HackMD is one of 77 Productivity tools listed on ToolDock. Also in Productivity: Whereby, Tana, ChatPDF — see the Productivity ranking (neutral, stable positions; no paid placement).
Compare HackMD with Productivity tools
Side-by-side pages use listing facts only: pricing, shared and unique tags, official-site facts where available, and verification dates.
| Tool | Pricing | Shared tags | Compare |
|---|---|---|---|
| Freemium | #markdown | HackMD vs Obsidian → | |
| Freemium | #markdown | HackMD vs Inkdrop → | |
| Freemium | #collaboration | HackMD vs Evernote → |
HackMD alternatives & related Productivity tools
HackMD alternatives
Tools sharing tags with HackMD — each match reason is computed from real listing data.
Private, local-first notes connected into a knowledge graph
Platforms: iOS · Android · macOS · Windows · Linux · Chrome extension · Firefox add-on
shares #markdown · #knowledge-graph ≈ #knowledge-sharing · also Productivity · both Freemium · Obsidian alternatives →
✓ Links checked Sep 2026View →
Cleaner space for your tech journey
shares #markdown · also Productivity · both Freemium · Inkdrop alternatives →
✓ Links checked Sep 2026View →
See the full list of HackMD alternatives →
More Productivity tools
Other tools listed in the same category.
Collaborative online LaTeX editor for anyone
Platforms: Web app (installable)
✓ Links checked Sep 2026View →
Simplenote
simplenote.com
The simplest way to keep notes
Platforms: iOS · Android
✓ Links checked Sep 2026View →
Share the URL to your friends and edit together
Platforms: Web app (installable)
✓ Links checked Sep 2026View →
Shareable online whiteboard
✓ Links checked Sep 2026View →
Top Productivity tools right now
The highest-ranked tools in this category — see the full Productivity ranking.
Frequently asked questions
What is HackMD?
HackMD is a Productivity tool: Collaborative Markdown workspace for teams and agents. It is listed on ToolDock with a direct link to its official site.
Is HackMD free?
HackMD is listed as freemium on ToolDock: it offers a free tier alongside paid plans. Pricing label set at listing time; official pricing page linked where verified — see the official website for current details.
What are the best HackMD alternatives?
Alternatives to HackMD listed on ToolDock (matched by shared tags and category) include Obsidian, Inkdrop. See the full list of HackMD alternatives.