C# compiler
Shares rank 22 of 26 compilers by recommenders
Free compiler that people praise for strong tooling, library access, dependable output and sound language design.
Free compiler that people praise for strong tooling, library access, dependable output and sound language design.
5 people gave an opinion
- recommend it
- 5
- criticize it
- 0
- approval share
- 100%
Recommended in 4 of 13 months
- November 2025: not recommended
- December 2025: not recommended
- January 2026: not recommended
- February 2026: recommended
- March 2026: recommended
- April 2026: not recommended
- May 2026: recommended
- June 2026: not recommended
- July 2026: not recommended
- August 2026: not recommended
- September 2026: recommended
- October 2026: not recommended
- November 2026: not recommended (month in progress)
Why it doesn’t carry the badge
- 5 people recommend itNeeds 10 or more, not met.
- Nobody criticizes itNeeds 2 to 1 or better, met.
- Recommended in 4 of 13 monthsNeeds 4 or more, met.
The same three rules apply to every product, and the badge can’t be bought. How the badge works
What people say about it
The reasons people give, with the number of comments that give each one. Open a reason to read what they said.
Why people recommend it
Each mark is one comment
Strong tooling and library APIs
“one of the nicest things about C# is how the compiler exposes itself as extensive library functionality”
Comment from 30 Sep 2026 in “You said no MCP” “I forgot how flipping amazing the tooling is.”
Comment from 2 Sep 2026 in “It's OK to hardcode feature flags (2025)” Sound language design, dependable compiler
“I've never had a runtime issue because the compiler did something odd once, and correct thr next time”
Comment from 8 Feb 2026 in “LLMs as the new high level language” “From a language design I think that is wonderful.”
Comment from 17 Mar 2026 in “Java 26 is here, and with it a solid foundation for the future”
Other compilers people recommend
The four most recommended other compilers, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.
| Product | Recommend | Criticize | Approval | Months | Owned | Badge |
|---|---|---|---|---|---|---|
| GCC | 138 | 123 | 53% | 12 | 15 yrs9 owners | — |
| Clang | 74 | 50 | 60% | 12 | — | — |
| Free Pascal compiler | 38 | 7 | 84% | 11 | — | Approved |
| GraalVM Native Image | 31 | 9 | 78% | 11 | — | Approved |
| C# compilerThis page | 5 | 0 | 100% | 4 | — | — |
What people said
All 5 comments that mention it, newest first. Each links to the original comment.
“one of the nicest things about C# is how the compiler exposes itself as extensive library functionality”
“I forgot how flipping amazing the tooling is.”
“With C# you would get far more performance and much better support.”
“From a language design I think that is wonderful.”
“I've never had a runtime issue because the compiler did something odd once, and correct thr next time”
Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.