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Comparison · Comms

Mailu vs Notion

A side-by-side editorial comparison of Mailu and Notion — release velocity, themes, recent moves, and the top alternatives to consider.

Mailu vs Notion: at a glance

FeatureMailuNotion
SectorCommsPM, Comms
Velocity score5.06.3
Sparks · 30d01
Top themesmaintenance-branch, roundcube, cve-patching, self-hosted-mailai agents, automation, workers, model selection
Last editorial update6d ago4d ago
WebsiteVisit →Visit →

What is Mailu?

Mailu ships one pinned release per issue, and most of them are Roundcube's.

The 2024.06 branch releases on demand: an issue or PR comes in, a pinned version goes out, and the changelog is one or two lines. Four of the six most recent releases are webmail-driven — three Roundcube bumps in this window alone, the latest to 1.6.18 clearing a TLS-configuration warning, an earlier one to 1.6.17 closing two CVEs. The remainder are Mailu's own code: an X-Forwarded-By header fix tied to a published advisory, sieve field escaping that repaired autoreplies and closed an injection path, and two admin-UI form flow corrections.

Read the full Mailu trajectory →

What is Notion?

Every release now lands on the agent: what triggers it, what it can reach, what it costs.

Since Notion 3.6 shipped External Agents, essentially the whole changelog has been agent infrastructure. Custom Agents gained a meeting-note trigger, calendar tools, and a one-click path to share docs into their context; Workers got usage tracking in the credits dashboard ahead of the beta ending; and the model picker now exposes scorecards for speed, intelligence and cost with a per-request effort dial. The one non-agent item in the window is high contrast mode.

Read the full Notion trajectory →

Mailu vs Notion: editorial side-by-side

M
Mailu
COMMS
5.0

Mailu ships one pinned release per issue, and most of them are Roundcube's.

◆ Current state

The 2024.06 branch releases on demand: an issue or PR comes in, a pinned version goes out, and the changelog is one or two lines. Four of the six most recent releases are webmail-driven — three Roundcube bumps in this window alone, the latest to 1.6.18 clearing a TLS-configuration warning, an earlier one to 1.6.17 closing two CVEs. The remainder are Mailu's own code: an X-Forwarded-By header fix tied to a published advisory, sieve field escaping that repaired autoreplies and closed an injection path, and two admin-UI form flow corrections.

◆ Where it's heading

This is a maintenance branch behaving exactly as a maintenance branch should, and the pinned-version model is the product: operators get upstream security work packaged and tagged without tracking Roundcube themselves. The security items divide cleanly — most arrive from bundled components, a minority from Mailu's own code, and the project patches both on the same cadence. Nothing in this window suggests new capability is being developed on this branch.

◆ Prediction

Expect the next release to follow the same trigger: a Roundcube advisory or a client compatibility report producing a single-line changelog and a new pinned tag. Any feature work would be happening on the main version, which this feed does not cover.

Notion logo
Notion
PMCOMMS
6.3

Every release now lands on the agent: what triggers it, what it can reach, what it costs.

◆ Current state

Since Notion 3.6 shipped External Agents, essentially the whole changelog has been agent infrastructure. Custom Agents gained a meeting-note trigger, calendar tools, and a one-click path to share docs into their context; Workers got usage tracking in the credits dashboard ahead of the beta ending; and the model picker now exposes scorecards for speed, intelligence and cost with a per-request effort dial. The one non-agent item in the window is high contrast mode.

◆ Where it's heading

Notion is assembling the unglamorous half of an agent platform - triggers, permissions, connections, metering - rather than adding capabilities. The sequencing is deliberate: agents that can act on your calendar and fire off meeting notes need a permission model and a visible bill before anyone runs them on a team. Surfacing model cost and effort to the end user points the same way, pushing the spend decision down to whoever writes the prompt.

◆ Prediction

The Workers beta ending is the next dated event to watch, and pricing for it is the likeliest announcement; expect further agent triggers beyond meeting notes and more connected tool surfaces on the calendar pattern.

Mailu alternatives

Other Comms products tracked by Sparkpulse, ranked by recent ship velocity. Tap any card for the full editorial trajectory or compare directly with Mailu.

See all Mailu alternatives →

Notion alternatives

Other Comms products tracked by Sparkpulse, ranked by recent ship velocity. Tap any card for the full editorial trajectory or compare directly with Notion.

See all Notion alternatives →

Recent activity from Mailu and Notion

Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.

  1. 5d agoNotionModel selection, simplified
  2. 6d agoMailuRoundcube 1.6.18 bump clears a TLS-config warning
  3. 12d agoNotionShare context with Custom Agents from the Share menu
  4. 19d agoNotionAI Meeting Notes can now trigger Custom Agents
  5. 20d agoNotionHigh contrast mode
  6. 24d agoMailuAutoconfig fix for modern K-9 Mail
  7. 26d agoMailuRoundcube 1.6.17 closes two CVEs
  8. 26d agoNotionWorkers, now in your Notion credits dashboard
  9. 1mo agoMailuSets X-Forwarded-By in response to a GHSA advisory
  10. 1mo agoNotionNew calendar tools for your agent
  11. 1mo agoMailuAdmin UI keeps form values on failed submit
  12. 1mo agoMailuEscapes sieve fields, fixing autoreplies with special characters

Frequently asked questions

What is the difference between Mailu and Notion?

They serve adjacent needs but don't currently overlap on shipped themes. Notion is currently shipping more aggressively (velocity 6.3 vs 5.0), with 1 editorial sparks in the last 30 days against 0. See the at-a-glance table above for a side-by-side breakdown of velocity, recent sparks, and editorial themes.

Is Mailu better than Notion?

Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. Notion is currently shipping more aggressively (velocity 6.3 vs 5.0), with 1 editorial sparks in the last 30 days against 0. For your specific use case, the alternatives sections above list other Comms products to evaluate alongside.

What are the best alternatives to Mailu?

Top Mailu alternatives in Comms are ranked by recent ship velocity. Browse the "Mailu alternatives" section above for the current picks, or visit /alternatives/mailu for the full list with editorial commentary on each.

What are the best alternatives to Notion?

Top Notion alternatives in Comms are ranked by recent ship velocity. Browse the "Notion alternatives" section above for the current picks, or visit /alternatives/notion for the full list with editorial commentary on each.