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Show HN: Zero-back-end process mining tool running Python in WASM

https://enthoosa.com/constraint-finder/
1•Norcim133•6h ago
I was working with a data startup that had solid problem-solution fit but couldn't close enterprise deals.

We figured out that small companies would try it but they didn't need the solution. Large companies needed it desperately but wouldn't share data with an untested startup.

Later, when I was building my own process mining tool, I hit the same Catch-22.

This demo was my attempt to side-step the data concerns and avoid enterprise IT onboarding altogether.

I built it in Python and used Pyodide to run it entirely in the browser. Pyodide provides the CPython interpreter compiled to WebAssembly, so the Python code executes client-side.

Getting pandas, numpy, and visualization libraries working in WASM was tricky. Initial load takes ~15 seconds, but after that performance is good. The constraint visualization updates in real-time as you add process steps.

Comments

ashrzk•4h ago
That's an awesome workaround. Enterprise requirements are driven by regulatory obligations to a great deal and any option to use new tools without breaching those obligations will usually be welcome.

Lightning kills 320M trees each year

https://www.popsci.com/environment/how-many-trees-killed-by-lightning/
1•littlexsparkee•14m ago•0 comments

Anpanman Creator Yanase Takashi's Heartfelt Message of the Joy of Living

https://www.nippon.com/en/japan-topics/g02496/
2•rawgabbit•20m ago•0 comments

Earthquake Causes 2.5-Meter Ground Slip in First-Ever Footage

https://www.vice.com/en/article/earthquake-causes-2-5-meter-ground-slip-in-first-ever-footage/
3•dylan604•22m ago•0 comments

Huawei's Kunpeng 920 and TaiShan v110 CPU Architecture

https://chipsandcheese.com/p/huaweis-kunpeng-920-and-taishan-v110
1•zdw•23m ago•0 comments

Smart Routing Saved Exa 90% on LLM Costs

https://inference.net/blog/infinite-context
1•npmipg•26m ago•0 comments

In world first, CCTV captures supershear velocity earthquake

https://www.popsci.com/environment/myanmar-earthquake-video/
1•littlexsparkee•28m ago•0 comments

Run Qwen3-Coder-480B-A35B Locally with Unsloth Dynamic Quants

https://docs.unsloth.ai/basics/qwen3-coder
4•handfuloflight•28m ago•0 comments

Palmer Luckey considering entering laptop market with US-made model

https://www.tomshardware.com/laptops/palmer-luckey-considering-entering-laptop-market-with-fully-us-made-model-wants-to-know-if-youd-spend-20-percent-more-for-an-american-made-pc
2•LorenDB•28m ago•2 comments

Marine biologist for a day: Ars goes shark tagging

https://arstechnica.com/science/2025/07/marine-biologist-for-a-day-ars-goes-shark-tagging/
1•LorenDB•31m ago•0 comments

Zero Knowledge Proof

https://en.wikipedia.org/wiki/Zero-knowledge_proof
3•rmason•33m ago•1 comments

How to reassign Copilot key in Windows 11

https://www.theregister.com/2025/07/22/useless_keys_windows/
1•LorenDB•35m ago•0 comments

Who-Fi: Humans can be tracked by how their bodies block Wi-Fi signals

https://www.theregister.com/2025/07/22/whofi_wifi_identifier/
4•defrost•45m ago•0 comments

Fine-Tuning in Sentence Transformers 3 – Aurelio AI

https://www.aurelio.ai/learn/sentence-transformers-fine-tuning
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Affective face processing as mechanism of passing as non-autistic in adolescence

https://www.nature.com/articles/s41598-025-04801-y
1•bookofjoe•47m ago•0 comments

Beyond BYD vs. Tesla: Six of the 10 best-selling EV brands are Chinese

https://restofworld.org/2025/chinese-ev-global-expansion-byd/
4•colinprince•47m ago•0 comments

OpenAI CEO tells the Fed that entire job categories will disappear due to AI

https://www.theguardian.com/technology/2025/jul/22/openai-sam-altman-congress-ai-jobs
6•andsoitis•56m ago•5 comments

AI coding agent one-shot challenge with Amp, Claude Code and Gemini

https://unknwon.io/posts/250722-ai-agent-one-shot-challenge/
1•joe2010xtmf•1h ago•0 comments

Conversational image segmentation with Gemini 2.5 Blog

https://developers.googleblog.com/en/conversational-image-segmentation-gemini-2-5/
2•JnBrymn•1h ago•0 comments

Railroad Operator Union Pacific Exploring Deal for Norfolk Southern

https://www.wsj.com/business/deals/railroad-operator-union-pacific-exploring-deal-for-norfolk-southern-1d06e822
2•nxobject•1h ago•0 comments

Harvard Physicist Claims New Interstellar Comet Is Alien Probe

https://www.newsweek.com/interstellar-comet-alien-probe-harvard-physicist-avi-loeb-2101654
2•xqcgrek2•1h ago•5 comments

Purplestack: Build Nostr-enabled flutter applications in one prompt

https://getstacks.dev/stack/naddr1qvzqqqrhl5pzqun2rcnpe3j8ge6ws2z789gm8wcnn056wu734n6fmjrgmwrp58q3qq9hqatjwpkx2um5v93kkujvqf4
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The Ps, the Qs, and the War

https://libertiesjournal.com/articles/the-ps-the-qs-and-the-war/
1•Hooke•1h ago•0 comments

Show HN: Which parts of Seattle have the most pets?

https://alexdean.io/seattle-pets-by-zip/
2•alexanderdean•1h ago•0 comments

US Nuclear Weapons Agency Breached in Microsoft SharePoint Hack

https://www.bloomberg.com/news/articles/2025-07-23/us-nuclear-weapons-agency-breached-in-microsoft-sharepoint-hack
3•xqcgrek2•1h ago•0 comments

How to Spot North Korean Scammers in the American Workforce: Look for Minions

https://www.wsj.com/lifestyle/north-korea-despicable-me-minions-2966cc66
5•nradov•1h ago•0 comments

Why Metaflow?

https://docs.metaflow.org/introduction/why-metaflow
2•savin-goyal•1h ago•0 comments

Amazon to buy AI company Bee that makes wearable listening device

https://www.cnbc.com/2025/07/22/amazon-ai-bee-wearable.html
1•dkgs•1h ago•1 comments

Ephemeral video premieres – who might care?

1•onetimeshowapp•1h ago•0 comments

The Perils of an .xyz Domain

https://www.spotvirtual.com/blog/the-perils-of-an-xyz-domain
5•PaulHoule•1h ago•3 comments

How not to go about fundraising

https://www.instagram.com/p/DMbgBSkzCMY/
1•zcaudate•1h ago•0 comments