Fyn
Ranked 7 of 8 Python package managers by recommenders
A uv fork with extra features and telemetry removed, recommended as an option alongside uv. Critics dispute the telemetry claims and question its legitimacy and long-term stability.
A uv fork with extra features and telemetry removed, recommended as an option alongside uv. Critics dispute the telemetry claims and question its legitimacy and long-term stability.
17 people gave an opinion
- recommend it
- 8
- criticize it
- 9
- approval share
- 47%
Recommended in 1 of 13 months
- November 2025: not recommended
- December 2025: not recommended
- January 2026: not recommended
- February 2026: not recommended
- March 2026: recommended
- April 2026: not recommended
- May 2026: not recommended
- June 2026: not recommended
- July 2026: not recommended
- August 2026: not recommended
- September 2026: not recommended
- October 2026: not recommended
- November 2026: not recommended (month in progress)
Why it doesn’t carry the badge
- 8 people recommend itNeeds 10 or more, not met.
- 0.8 recommenders for every criticNeeds 2 to 1 or better, not met.
- Recommended in 1 of 13 monthsNeeds 4 or more, not 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
Offers an alternative to uv
“this gives us choice. People can use uv or they can use fyn”
Comment from 23 Mar 2026 in “Fyn: An uv fork with new features, bug fixes, stripped telemetry” “it's good to have options”
Comment from 23 Mar 2026 in “Fyn: An uv fork with new features, bug fixes, stripped telemetry” Likes the fork's direction and spirit
“I like the direction this fork is going in.”
Comment from 23 Mar 2026 in “Fyn: An uv fork with new features, bug fixes, stripped telemetry” “i like the spirit behind it”
Comment from 23 Mar 2026 in “Fyn: An uv fork with new features, bug fixes, stripped telemetry”
What people warn about
Each mark is one comment
Telemetry claims overstated or misleading
“stripping this data and then implying that it was collected by Astral/OpenAI in a creepy way is a bad look for this new fork”
Comment from 23 Mar 2026 in “Fyn: An uv fork with new features, bug fixes, stripped telemetry” “Theyre saying "we removed telemetry" with the hopes of getting an emotional response from people who are privacy-focused”
Comment from 23 Mar 2026 in “Fyn: An uv fork with new features, bug fixes, stripped telemetry” “Super tenuous to claim that the info being sent to package indices constitutes "telemetry"”
Comment from 23 Mar 2026 in “Fyn: An uv fork with new features, bug fixes, stripped telemetry” - Comment from 23 Mar 2026 in “Fyn: An uv fork with new features, bug fixes, stripped telemetry”
Questions the fork's legitimacy and stability
“makes me throughly question the legitimacy and long term stability of it”
Comment from 23 Mar 2026 in “Fyn: An uv fork with new features, bug fixes, stripped telemetry” “I would question the judgement of anyone jumping on this fork.”
Comment from 23 Mar 2026 in “Fyn: An uv fork with new features, bug fixes, stripped telemetry” Motives seen as clout or emotional appeal
“Theyre saying "we removed telemetry" with the hopes of getting an emotional response from people who are privacy-focused”
Comment from 23 Mar 2026 in “Fyn: An uv fork with new features, bug fixes, stripped telemetry” “creator is definitely just jumping on this for some clout”
Comment from 23 Mar 2026 in “Fyn: An uv fork with new features, bug fixes, stripped telemetry” “They're just aiming for an emotional response.”
Comment from 23 Mar 2026 in “Fyn: An uv fork with new features, bug fixes, stripped telemetry” Solves no real problem
“Why prefix the settings `UV_CACHE_MAX_SIZE` and `UV_LOCKFILE` with `UV_` if they're new features? Makes no sense.”
Comment from 23 Mar 2026 in “Fyn: An uv fork with new features, bug fixes, stripped telemetry” “virtual environments have been always associated with projects and colocated with them”
Comment from 23 Mar 2026 in “Fyn: An uv fork with new features, bug fixes, stripped telemetry” “non-solution to a non-problem”
Comment from 23 Mar 2026 in “Fyn: An uv fork with new features, bug fixes, stripped telemetry”
Other Python package managers people recommend
The four most recommended other Python package managers, 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 |
|---|---|---|---|---|---|---|
| uv | 533 | 100 | 84% | 12 | 1 yr9 owners | Approved |
| pip | 46 | 95 | 33% | 12 | 8 yrs3 owners | — |
| Poetry | 20 | 30 | 40% | 8 | — | — |
| Python venv | 17 | 10 | 63% | 10 | — | — |
| FynThis page | 8 | 9 | 47% | 1 | — | — |
What people said
All 19 comments that mention it, newest first. Each links to the original comment.
“the project description is entirely a lie”
“non-solution to a non-problem”
“They're just aiming for an emotional response.”
“Theyre saying "we removed telemetry" with the hopes of getting an emotional response from people who are privacy-focused”
“Super tenuous to claim that the info being sent to package indices constitutes "telemetry"”
“I like it. Enjoyed having it with Conda, was sorry when it was lost with uv.”
“i like the spirit behind it”
“makes me throughly question the legitimacy and long term stability of it”
“it does not make outbound connections you did not asked for”
“creator is definitely just jumping on this for some clout”
“I would question the judgement of anyone jumping on this fork.”
“so far 4 of the 9 commit messages in that fork are”
“this gives us choice. People can use uv or they can use fyn”
“virtual environments have been always associated with projects and colocated with them”
“it's good to have options”
“stripping this data and then implying that it was collected by Astral/OpenAI in a creepy way is a bad look for this new fork”
“Why prefix the settings `UV_CACHE_MAX_SIZE` and `UV_LOCKFILE` with `UV_` if they're new features? Makes no sense.”
“I like the direction this fork is going in.”
“Looks great, and in particular, uv's cache growing forever and lack of the uv shell command were both maddening.”
Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.