Hacker ApprovedDepartments

Lotus Notes

Groupware platform in Productivity & writing

Criticized more than recommended: critics find the client UI clunky and the email weak; those who recommend it see it as a fast, document-oriented rapid app platform with strong replication, ahead of its time.

20 people recommended Lotus Notes in Hacker News comments, 27 had mixed feelings and 60 criticized it, November 2025 to October 2026.

11 of the 20 people who recommend it commented in one thread, “Lotus Notes and the dangers of starting from scratch”.

Summary written by Claude from the comments below.

107 people gave an opinion

recommend it
20
mixed feelings
27
warn against or regret it
60

The record

Each figure is one person. RecommendsMixed feelingsCriticizes

Recommended in 5 of 12 months

In 9 different threads.

  1. November 2025: recommended
  2. December 2025: recommended
  3. January 2026: not recommended
  4. February 2026: recommended
  5. March 2026: recommended
  6. April 2026: not recommended
  7. May 2026: not recommended
  8. June 2026: not recommended
  9. July 2026: not recommended
  10. August 2026: not recommended
  11. September 2026: recommended
  12. October 2026: not recommended

Why it doesn’t carry the badge

  • 20 people recommend itNeeds 10 or more, met.
  • 0.3 recommenders for every criticNeeds 2 to 1 or better, not met.
  • Recommended in 5 of 12 monthsNeeds 4 or more, met.
  • Recommended in 9 threadsNeeds 5 or more, met.
  • 11 of its 20 recommenders came from one threadNeeds half or less, not met.

The same rules apply to every product, and the badge can’t be bought. Mixed feelings count toward neither side. How the badge works

What people say about it

Reasons grouped from a sample of 40 of the 146 opinions about it, picked in proportion to how many people recommend it, have mixed feelings and criticize it. Each mark is one comment in the sample. Open a reason to read what they said.

What people warn about

Each mark is one comment

  • Clunky client UI and dated design

    “neat architecture let down by client UI that did not meet the expectations of users”

    Comment from 19 Mar 2026 in “LotusNotes”

    “It was great until everyone moved to the web, and then it got too clunky.”

    Comment from 19 Mar 2026 in “LotusNotes”

    “it's literally the only good thing about Lotus Notes, which was the most archaic and primitive piece of commercial GUI software”

    Comment from 21 Mar 2026 in “Ubuntu 26.04 Ends 46 Years of Silent sudo Passwords”
  • Weak standard email support

    “in the list of terrible applications I'm including the standard email support, which was a royal PITA”

    Comment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

    “Going SMTP (or even x.400)-native from the start might have been a better choice in the long run”

    Comment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

    “Notes Email was just another app, it didn’t have some of the specific polish that even Outlook had.”

    Comment from 19 Mar 2026 in “LotusNotes”
  • Costly licences and heavy infrastructure

    “Meanwhile you still pay the full licence costs whether you have one custom app or a hundred.”

    Comment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

    “very featureful and cool but the amount of support and hardware required was quite high”

    Comment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

    “Notes clocking the lines, keeping dial on demand open and requiering the implementation of WAN accelarators”

    Comment from 16 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”
  • Replication failures and duplicated databases

    “it is possible for databases to be copied, mixed and matched and deployed somewhere else resulting i a pile of duplicated databases without structure”

    Comment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

    “Then there were those "replication failures", sometimes trivial to fix, sometimes completely impossible to debug.”

    Comment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

Why people recommend it

Each mark is one comment

  • Fast app development for small teams

    “Notes’ core data model was really solid. As a rapid internal app dev platform it was ahead of its time in many ways.”

    Comment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

    “It was clunky but also kind or remarkable that a very small team could develop custom apps.”

    Comment from 19 Mar 2026 in “LotusNotes”

    “It was SO fast to write things in Lotus Notes, that is crazy. I did it for 10 years.”

    Comment from 19 Mar 2026 in “LotusNotes”
  • Solid document and replication data model

    “Notes turned up as a deeply sophisticated Windows application, a no-code development environment, document oriented, replicated distributed shared data system”

    Comment from 19 Mar 2026 in “LotusNotes”

    “It is still ahead of its time when it comes to having a document database that supports merging”

    Comment from 10 Mar 2026 in “Lotus 1-2-3 on the PC with DOS”

    “Lotus Notes actually had the design and data stored independent of one another”

    Comment from 15 Sep 2026 in “Show HN: Capsule – Single-file web apps that save their data into SQLite”
  • Offline-first and easy backups

    “it was impressive how reasonably solid it's ability was to be offline-first”

    Comment from 20 Feb 2026 in “Show HN: Micasa – track your house from the terminal”

    “I loved Notes for the simplicity of dealing with backups, to tape and over the VPN.”

    Comment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”
  • Full-text search and indexing

    “It will beats outlook as a mail client in a lot of ways, such as having actual usable full text search.”

    Comment from 10 Mar 2026 in “Lotus 1-2-3 on the PC with DOS”

    “Lotus Notes had 3 different ways to look for info, the most powerfull one being indexing the database.”

    Comment from 19 Mar 2026 in “LotusNotes”

What people said

40 of the 146 opinions about it, picked in proportion to the three counts, newest first. Each links to the original comment.

“Many of these tools had been abandoned but still had wormed their way into critical business processes”

CriticizesComment from 18 Oct 2026 in “Microsoft Teams is a red flag”

“software that was full of super-clever hacks, starting with the batshit crazy login prompt”

CriticizesComment from 20 Sep 2026 in “Ray Ozzie and the Optimism of Being Early”

“Lotus Notes was too big, too self-contained, and too weird to be "Something bigger than a weird email client.”

CriticizesComment from 19 Sep 2026 in “Ray Ozzie and the Optimism of Being Early”

“Notes clocking the lines, keeping dial on demand open and requiering the implementation of WAN accelarators”

CriticizesComment from 16 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

“Lotus Notes actually had the design and data stored independent of one another”

RecommendsComment from 15 Sep 2026 in “Show HN: Capsule – Single-file web apps that save their data into SQLite”

“Notes’ core data model was really solid. As a rapid internal app dev platform it was ahead of its time in many ways.”

RecommendsComment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

“in the list of terrible applications I'm including the standard email support, which was a royal PITA”

MixedComment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

“I loved Notes for the simplicity of dealing with backups, to tape and over the VPN.”

RecommendsComment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

“Then there were those "replication failures", sometimes trivial to fix, sometimes completely impossible to debug.”

CriticizesComment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

“very featureful and cool but the amount of support and hardware required was quite high”

MixedComment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

“I remember having a hard time finding messages, and that its search feature would miss things somehow.”

CriticizesComment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

“it is possible for databases to be copied, mixed and matched and deployed somewhere else resulting i a pile of duplicated databases without structure”

MixedComment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

“Going SMTP (or even x.400)-native from the start might have been a better choice in the long run”

MixedComment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

“the Eclipse version still had the old DLLs underneath with just a rather superficial Java layer put on top”

CriticizesComment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

“It was, in many ways, a modern reimagining of Notes, but that meant it had the same problem”

CriticizesComment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

“I was at a big European company that was also somehow still on Lotus Notes in 2015, for similar reasons.”

CriticizesComment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

“Meanwhile you still pay the full licence costs whether you have one custom app or a hundred.”

MixedComment from 9 Sep 2026 in “Lotus Notes and the dangers of starting from scratch”

“Enterprise software" has been awful for decades, things like Lotus Notes and SAP.”

CriticizesComment from 5 May 2026 in “Lessons for Agentic Coding: What should we do when code is cheap?”

“Take in this horror: the F500 i got my first job at was using Notes until 2021”

CriticizesComment from 22 Mar 2026 in “Ubuntu 26.04 Ends 46 Years of Silent sudo Passwords”

“it's literally the only good thing about Lotus Notes, which was the most archaic and primitive piece of commercial GUI software”

CriticizesComment from 21 Mar 2026 in “Ubuntu 26.04 Ends 46 Years of Silent sudo Passwords”

“It was SO fast to write things in Lotus Notes, that is crazy. I did it for 10 years.”

MixedComment from 19 Mar 2026 in “LotusNotes”

“Lotus Notes had 3 different ways to look for info, the most powerfull one being indexing the database.”

RecommendsComment from 19 Mar 2026 in “LotusNotes”

“email was always kind of a shortcoming in the box. It was there, but wasn't very good imo.”

CriticizesComment from 19 Mar 2026 in “LotusNotes”

“Fairly simple to create an application but not being open source was a problem.”

MixedComment from 19 Mar 2026 in “LotusNotes”

“Notes Email was just another app, it didn’t have some of the specific polish that even Outlook had.”

CriticizesComment from 19 Mar 2026 in “LotusNotes”

“nonstop client crashes/unresponsiveness, and moronic UI decisions some 3-person team made in like 1987”

CriticizesComment from 19 Mar 2026 in “LotusNotes”

“performance at roughly hundreds of thousands of documents was extremely elusive”

CriticizesComment from 19 Mar 2026 in “LotusNotes”

“It was clunky but also kind or remarkable that a very small team could develop custom apps.”

MixedComment from 19 Mar 2026 in “LotusNotes”

“neat architecture let down by client UI that did not meet the expectations of users”

MixedComment from 19 Mar 2026 in “LotusNotes”

“It was great until everyone moved to the web, and then it got too clunky.”

MixedComment from 19 Mar 2026 in “LotusNotes”

“having to start up your Notes application in work and being forced to use poorly designed apps”

CriticizesComment from 19 Mar 2026 in “LotusNotes”

“Anyone could create an application. 99% of the time that anyone had 0 UX experience and created travesties that were horrible to use.”

CriticizesComment from 19 Mar 2026 in “LotusNotes”

“It was very hard to get data in and out it had almost no capability for data import/export.”

CriticizesComment from 19 Mar 2026 in “LotusNotes”

“Notes turned up as a deeply sophisticated Windows application, a no-code development environment, document oriented, replicated distributed shared data system”

RecommendsComment from 19 Mar 2026 in “LotusNotes”

“It is still ahead of its time when it comes to having a document database that supports merging”

RecommendsComment from 10 Mar 2026 in “Lotus 1-2-3 on the PC with DOS”

“It will beats outlook as a mail client in a lot of ways, such as having actual usable full text search.”

RecommendsComment from 10 Mar 2026 in “Lotus 1-2-3 on the PC with DOS”

“we referred to it internally as “Bloatus Goats” such was the disdain we had for it.”

CriticizesComment from 10 Mar 2026 in “Lotus 1-2-3 on the PC with DOS”

“Not a single person enjoyed using it, and nobody on my team enjoyed servicing it.”

CriticizesComment from 10 Mar 2026 in “Lotus 1-2-3 on the PC with DOS”

“it was impressive how reasonably solid it's ability was to be offline-first”

RecommendsComment from 20 Feb 2026 in “Show HN: Micasa – track your house from the terminal”

“Yep, it is a hated platform now, but back in its heyday, it had similar business impact”

CriticizesComment from 11 Jan 2026 in “Ask HN: Is Programming as a Profession Cooked?”

Counts come from 1,791,911 Hacker News comments labeled by Claude, November 2025 to October 2026, with data through October 31, 2026. Counts updated 2 Nov 2026. How we count. Report a mistake.