What is new in .NET 11, and should you move from .NET 10?
A fair tour of .NET 11 and C# 15 as released on 10 November 2026, the breaking changes to read first, and a decision guide for production teams on .NET 10.
· 7 min readHow to keep a product roadmap alive: a three-layer review rhythm, a quarterly agenda, who should attend, what may change, and a one-page review template.

You have a roadmap. It was agreed with some care, perhaps after a workshop, and it sits in a shared folder. Then a year passes. The order of work has drifted, two of the themes have quietly died and a third has appeared that nobody wrote down. When someone new asks what the plan is, the honest answer is "it's in the document, but not really".
A roadmap that is never reviewed goes stale. One that is reviewed constantly stops being a plan, because nothing stays still long enough to be worked on. The useful position is in between: a steady rhythm of review, a standard agenda, and a clear rule for what may change and who decides. This article follows how to build a product roadmap and covers what happens afterwards.
Different questions need different frequencies. Three layers are enough for most organisations.
| Layer | How often | Who | Purpose |
|---|---|---|---|
| Check | Monthly, 20 to 30 minutes | The accountable owner and the engineer | Is the work on track, and has anything changed that matters? |
| Review | Quarterly, about 90 minutes | Owner, finance, a user representative, the engineer | Confirm changes to order and scope, prepared in advance |
| Reset | Annually, tied to the budget cycle | The same group, plus the sponsor who signs off the roadmap and the budget | Test the goals themselves and set the next year's envelope |
The monthly check is deliberately small. Its job is to catch drift early and to decide whether anything needs to be brought forward to the quarterly review. The annual reset is the only point at which the goals themselves are up for challenge, which is what keeps the quarterly reviews from becoming arguments about direction.
Keep to the same agenda each time, so people arrive knowing what is expected.
Send a one-page summary of items 1 to 3 in advance, so the meeting is spent on 4 and 5.
These are largely the roles that built the roadmap, with the owner in place of the sponsor, who joins for the annual reset. Four roles should be in the room, and not necessarily four people:
Agree beforehand who decides, and write the name down.
A simple rule keeps reviews calm: some things can be changed in the room, and some need a longer conversation.
Can change at a review:
Needs more weight, and usually a separate decision:
Writing this down once, at the start, saves an argument every quarter.
Some things should not wait for the calendar:
Keep a short log: the date, what was decided, the reason and who agreed. It need not be elaborate. The reason is the valuable part. In two years, a new owner or a new engineer will want to know why something was dropped, and "we decided to" is no help without the because.
Copy this outline into whatever tool you use.
Roadmap review: [date] Attendees: [names and roles]
1. Shipped since last review:
2. What we learned:
3. Outside changes (suppliers, security, regulation, people):
4. Proposed changes to order, scope or dates:
5. Decisions made, with reasons:
6. Needs a separate decision (goals, budget):
7. Actions, owners and dates:
Next check: [date] Next quarterly review: [date]
Put three dates in the diary this week: a monthly check, the next quarterly review and the annual reset, the last one tied to your budget timetable. Then name the person who decides. That is most of the work. If your roadmap has not been looked at for a year, make the first review a catch-up on items 1 to 3 and do not try to change much.
Reviewing the roadmap with you regularly, and keeping it current, is part of our product roadmap service. If the systems it covers are ones nobody currently looks after, software care is the other half of the picture.

A fair tour of .NET 11 and C# 15 as released on 10 November 2026, the breaking changes to read first, and a decision guide for production teams on .NET 10.
· 7 min read
As of 10 November 2026, .NET 8 and .NET 9 no longer get security fixes. What has changed, what has not, and a calm 30-day plan for software on them.
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How a non-technical owner can decide what comes first on a product roadmap: plain criteria, simple scoring, outcome-based thinking, and saying no with reasons.
· 6 min read