There's a lot of information about Notes and Domino on the HCL website, but sometimes it's hard to find or it's hard to know where to start looking.
Here's a list of useful links that can help.
This is the landing page for HCL support, including the Knowledgebase. If you're a registered customer, there's also a link to create a case (trouble ticket) with support.
Flexnet is the system HCL uses to manage software licenses and downloads. However, it's not always easy to use. This article has some good tips.
Links to the online product documentation. In particular, see the Digital Solutions section:
A complete list of General Availability and End of Support dates for the entire range of HCL products.
Notes/Domino Specific Links
A list of links to the system requirements pages for various Notes/Domino versions.
A good document for planning and completing your upgrade from older versions of Notes/Domino to version 11.
The new Notes/Domino forum, where you can ask (and answer) questions to the community.
Almost all of the old IBM LDD forums and wikis are also available on the HCL site. This page has a list of links. They're in a read-only state, and they're archived for historical purposes, but there's still a LOT of good information here that can be useful.
The old Fix List database still exists too, and it's still being updated with SPRs and fixes for the latest versions of Notes/Domino.
Notes/Domino Release Notes
Here's a list of all the release notes for various Notes/Domino versions (we'll keep this updated as regularly as possible).
|11.0.1FP2||2020-11-18||Support for BigSur on Mac|
|11.0.1FP1||2020-08-03||Mac Notarized installer released separately on 2020-08-24|
|11.0.0||2019-12-20||Not a full fixlist for this version (because there were so many changes), but a lot of links to What's New, Known Issues, etc.|
|10.0.1 Interim Fixes||all the IF releases for 10.0.1, usually containing only a few fixes in each package|
|10.0.1||2018-12-18||MarvelClient Essentials now included!|
|10.0.0||2018-10-10||Not a full fixlist for this version (because there were so many changes), but a Top 20 fix list instead|
|9.0.1 Interim Fixes||All the IF releases for 9.0.1, usually containing only a few fixes in each package|
|9.0.1 FP10||2018-02-01||Eclipse for the Notes client changed to version 4.6.2|
|9.0.1 FP8||2017-03-07||Java runtime changed to version 1.8|