An easy-to-use online curve fitting tool
Details
- External ID
- 45810086
- Source
- HN
- Company
- —
- Product
- An easy-to-use online curve fitting tool
- Website domain
- github.io
- Launched
- Nov. 4, 2025
- Cohort
- —
- Upvotes
- 35
- Upvotes percentile
- 0.7751091703056768
- Tags
- —
- Fetched at
- Sept. 7, 2026, 9:25 p.m.
- Updated at
- Sept. 7, 2026, 9:25 p.m.
Description
This is a powerful online curve fitting tool that supports fitting dozens of commonly used functions and implicit functions. It features a clean interface and simple operation. If you need to perform curve fitting but don't want to learn professional software like Matlab or Origin, you can try this tool.
Enrichment
- Theme
- specialized calculators and estimation tools
- Vertical
- Horizontal
- Function
- Analytics & BI
- Audience
- Prosumer
- AI stance
- Not AI
- Project type
- Commercial product
- Normalized one-liner
- online curve fitting tool
- Manually corrected
- False
Could you build this?
Yes An online curve-fitting interface can be built in the browser using existing JavaScript math libraries (such as math.js, regression-js, or Alglib WASM wrappers).
Discussion
15 comments analyzed.
Competitors mentioned: Desmos, NextGen Tools
Concerns raised: Assumes normally distributed errors without validation checks, Bootstrap confidence intervals invalid for non-IID sampling scenarios, Parameter estimates reported to excessive precision (16 decimals), File import functionality not working, Inadequate fit diagnostics and error estimates
Feature requests: Graphical or numerical checks for normality of residuals, Error estimates on fitted parameters, Error envelope visualization on plots, Auto-run all models and display best fit comparison, Input measurement errors for both x and y variables
Competitors
Other products that read as similar to this one — 73 launches clear the similarity bar, closest 8 shown.
Attention rank: #6 of 74 (itself plus its competitors, highest first — normalized so YC and Product Hunt are compared fairly).
Looks like the first mover among its competitors.
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- A modern learning tool for programming interviews & professional skills · hn · 2026-07-16 · 5 upvotes · similarity 0.36
Other launches for this product
- No other launches for this product.
Same idea, different domain
Nobody's really built a analytics & bi tool for Legal yet.