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Ask HN: What are you working on? (September 2026)

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271–280 of 836 posts

Re: Ask HN: What are you working on? (September 2026)

#272
Porting over Video Hub App - my 8.5 year old app from Electron to Tauri

https://videohubapp.com/ - an application that lets you browse, search, organize, etc the videos you have on your computer, external hard drives, or network drives.

https://github.com/whyboris/Video-Hub-App

Re: Ask HN: What are you working on? (September 2026)

#273
post #234

I'm building https://matgoat.com/en/ A way for BJJ and martial arts academy owners to manage attendance, payments, class schedules, and student progress. I train BJJ myself and saw how much time instructors lose to admin work, so I wanted something simpler and more focused than the generic gym software out there and have been having a lot of fun building it with feedback from real academies.

Should I try BJJ?

Re: Ask HN: What are you working on? (September 2026)

#274
post #251

I am currently developing a great encryption tool for long-term highly confidential files in the post quantum era, but I am still concerned about any issues with it, so I am personally using it for a period of time to prove that this tool can be released as open source! (I plan to personally use it to encrypt and backup some of my GPG keys offline, then burn them onto M-DISC discs and store them in a bank safe)

> I plan to personally use it to encrypt and backup some of my GPG keys offline, then burn them onto M-DISC discs and store them in a bank safe Won’t that make it difficult to rotate your keys? Keys should be something you don’t hesitate to throw away and rotate at the first hint of a compromise.

My GPG key is renewed expire date every 2 years, and the main key and sub key are separated (the main key is stored offline, and the sub key is on YubiKey). The private key does not need to be updated regularly, so it can be directly encrypted and saved in the backup.

I think this is a good balance point, and I estimate that if we want to rotate the keys completely in the future, we should start using new key algorithms. (I estimate it will take another 5-8 years)

Re: Ask HN: What are you working on? (September 2026)

#278

I'm buildingan open-source way to fill U.S. immigration forms without fighting clunky PDFs Github: https://github.com/athos2113/fillvisa-os Demo: https://fillvisa.com/demo/ US Immigration still relies on outdated XFA PDFs - you can't fill them on your browser. Most immigrants end up printing the form and fill it manually. So, I converted the PDF forms into smart web forms. They are replica of the official USCIS forms…

I was stuck unable to fill out a PDF I-864 for immigration because the required fields were non-editable. And opening the PDF in a PDF editor or Photoshop would require a password that was not available. So I had to create a PDF-to-JPG-to-PDF pipeline:

https://github.com/whyboris/PDF-to-JPG-to-PDF

Re: Ask HN: What are you working on? (September 2026)

#279
post #251

I am currently developing a great encryption tool for long-term highly confidential files in the post quantum era, but I am still concerned about any issues with it, so I am personally using it for a period of time to prove that this tool can be released as open source! (I plan to personally use it to encrypt and backup some of my GPG keys offline, then burn them onto M-DISC discs and store them in a bank safe)

> I plan to personally use it to encrypt and backup some of my GPG keys offline, then burn them onto M-DISC discs and store them in a bank safe Won’t that make it difficult to rotate your keys? Keys should be something you don’t hesitate to throw away and rotate at the first hint of a compromise.

> Keys should be something you don’t hesitate to throw away and rotate at the first hint of a compromise.

Yes, when certain situations arise, it is necessary to rotate the keys as soon as possible, but in the absence of such situations, losing key backups can be catastrophic.

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