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Jamfetti
A browser music and visual playground where every note is quantized live onto the beat and a single scale, so anyone can jam.
Show HN posts on 2026-10-15 and 2026-10-21; site live 2026-10-26. (checked 2026-10-25)
In Music-making software
Where it stands apart
- Can it run entirely on your own device or infrastructure, without the maker's servers? no, it needs the maker's servers (5% of 19 others)
- Can you take your music out of it as a file other tools can open? no, play-only (0% of 18 others)
What it shares with most of the community
- Is it actively maintained? active (84% of 19 others)
- Do you need an account to use it? no account (95% of 19 others)
- Who is it for? non-developers (68% of 19 others)
- Does the product itself use AI or machine learning? (if both, pick the LLM or agent option) no (72% of 18 others)
- What does it cost the person using it? free, nothing paid (53% of 19 others)
Not documented
The public sources we read don't say:
- How does it use MIDI?
Nearest neighbors
- Guitoro 71% of 14 shared answers match
- RACK-02 71% of 14 shared answers match
- MultiTrack 67% of 12 shared answers match
Every answer
| Question | Answer | Source |
|---|---|---|
| Is it actively maintained? | active | source 2026-10-26 |
| How is the main thing licensed? | proprietary or closed source | source 2026-10-26 |
| How is it mainly sustained? | company with a paid product, tier, or ads Made by Boondoggle (.38 Long LLC), which also makes the Hemingway Editor; Jamfetti itself shows no price. | source 2026-10-26 |
| Can it run entirely on your own device or infrastructure, without the maker's servers? | stands apart no, it needs the maker's servers Hosted web app; sound is generated in the browser. | source 2026-10-26 |
| Do you need an account to use it? | no account | source 2026-10-26 |
| Who is it for? | non-developers | source 2026-10-26 |
| Which shared standard or format does it mainly build on? | none of these (its own format or interface) Own browser playground. | source 2026-10-26 |
| Where does the main version run? | in a web browser | source 2026-10-26 |
| How do you mainly use it to make or shape sound? | play it live, like an instrument | source 2026-10-26 |
| How does it use MIDI? | Not documented Not mentioned. | source 2026-10-26 |
| Does the product itself use AI or machine learning? (if both, pick the LLM or agent option) | no Live quantization to beat and scale; no AI described. | source 2026-10-26 |
| What does it cost the person using it? | free, nothing paid No price or sign-up on the page. | source 2026-10-26 |
| Can you take your music out of it as a file other tools can open? | stands apart no, play-only Says it does not record your audio; no export. | source 2026-10-26 |
| How much musical experience does it assume? | none: anyone can make something that sounds good 'For people who have no idea how to play one.' | source 2026-10-26 |
| Does it recreate real instruments or classic hardware? | no, a software-native design | source 2026-10-26 |
Sources
This page was derived from:
- Hacker News · news.ycombinator.com/item?id=50184280 · collected 2026-10-26
- Web page · boondoggle.studio/ · collected 2026-10-26
- Web page · jamfetti.boondoggle.studio/ · read 2026-10-25
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