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Show HN: Move more with short random exercise challenges

https://www.sporadic.app/
1•brendanperry•10m ago
Background: I've been working on Sporadic for years, while software engineering has been my full-time job. That means this code is mine, and I know it well since it was built in the pre-AI era. However, AI has allowed me to expand the features to a place where I am more confident in sharing it.

Why: As an engineer, I sit and look at a screen all day. My brother is a graphic designer and does the same. Our goal was to build an app to get us on our feet, and one where we could do it together. What makes Sporadic fun is a mix of short exercises at random times during your day that you can do with your friends. We've got stats, streaks, and community-wide daily challenges. The mix of social accountability, random timing of challenges, and a streak to hold onto make it an effective tool for convincing me to do some push-ups between meetings.

How it works: Get a push notification to do a specific short exercise within a given time limit. These can also be done with friends, and you'll get a push when they complete one. A buddy doing the challenge is an incredible motivator.

Tech: I started this project long ago to learn Swift and SwiftUI. The project is decidedly Apple, with a CloudKit database on the back end. One really cool thing this gives me is the ability to have an authenticated user based on their iCloud account only, so you don't have to create an account to use Sporadic and join up with friends. Otherwise, CloudKit is pretty frustrating to use, and it will make it more difficult to add support for Android. If there is any Android demand, please let me know!

Conclusion: I've enjoyed using Sporadic myself and hope that someone else out there could benefit from it. I would love some feedback on what is good and what needs improved. Thanks for reading.

Pundit Claims – Open-Source Register of AI Claims by Gary Marcus and Ed Zitron

https://punditclaims.ai/
1•davegoldblatt•2m ago•1 comments

Stripe claimable sandboxes engineering blog post

https://stripe.dev/blog/claimable-sandboxes-frictionless-stripe-accounts-for-agents
1•matv•4m ago•0 comments

Handing over Humanity

https://www.writingruxandrabio.com/p/handing-over-humanity
1•jger15•4m ago•0 comments

The Cloud Chamber by Kyle Hill: See Radiation in Real Time

https://inqfactory.com/kyle
1•Leftium•5m ago•1 comments

I can't scale my CI

https://sjer.red/blog/2026/i-cant-scale-my-ci/
1•shepherdjerred•6m ago•0 comments

Air – Secure Messenger

https://air.ms/
1•contact9879•6m ago•1 comments

Rust Benchmarking: How to Detect Performance Regressions in CI

https://hotpath.rs/blog/rust-performance-benchmarking
1•pawurb•6m ago•0 comments

Some IGF Jurors released a statement about AI usage

https://blog.lauramichet.com/some-igf-jurors-released-a-statement-about-ai-usage/
1•speckx•7m ago•0 comments

The Yang-Mills Publicity Stunt

https://www.math.columbia.edu/~woit/wordpress/?p=15986
2•jjgreen•8m ago•0 comments

Show HN: Move more with short random exercise challenges

https://www.sporadic.app/
1•brendanperry•10m ago•0 comments

No device left behind: Home Assistant Connect AUX-2

https://www.home-assistant.io/blog/2026/11/11/no-device-left-behind-home-assistant-connect-aux-2/
3•abraham•11m ago•0 comments

Opus 5.5 is definitely nerfed

2•bigwheels•11m ago•2 comments

Show HN: Presence – full duplex video agent that demos your product

https://presence.bohita.com/
1•riddleronroof•11m ago•0 comments

Show HN: Open HashLMG – Local Motion Graphics by models on your device

https://github.com/Hash-7777/open-Hash-LMG
2•HashLMG•11m ago•1 comments

Is the AI Singularity Coming?

https://www.youtube.com/watch?v=IlgvRtTwaUs
1•ricciardo•12m ago•0 comments

Do We Still Have to Denormalize? Have Your Schema and Search It Too

https://www.paradedb.com/blog/joins
1•philippemnoel•13m ago•0 comments

Show HN: Listeners blind-ranked 32 ElevenLabs voices; the pro tier lost

https://woodstitch.com/research/which-elevenlabs-voice-is-best-for-audiobooks
2•antiochIst•14m ago•0 comments

United Airlines bans AI agents from booking flights on behalf of travelers

https://www.cbsnews.com/news/united-airlines-bans-ai-agents-booking-flights/
7•herpderperator•17m ago•2 comments

Ask HN: Personal "Tears in the Rain" Moments

7•HoldOnAMinute•17m ago•0 comments

Show HN: Sandbox-check – Does your locked-down container reach cloud metadata?

https://github.com/humanethq/sandbox-check
2•humanethq•18m ago•0 comments

Platform-Capitalism on Steroids

1•eieieiei•18m ago•0 comments

Apple II Agent: An AI Coding Environment for the Apple II

https://www.vintagecomputing.com/index.php/archives/3746/apple-ii-agent-an-ai-coding-environment-...
1•andrewstuart•21m ago•0 comments

Relax: JIT compiler for Rust to reduce build times

https://makepad.github.io/relax/
2•adamnemecek•21m ago•0 comments

Show HN: Version History for Your Synced Notes (AI Agent Safety)

https://blog.etherpk.com/version-history-for-your-synced-notes-additional-safety-for-working-alon...
1•gb2d_hn•22m ago•0 comments

Agent Name Service

https://github.com/agentnameservice/ans
1•bitlad•23m ago•0 comments

Children's Games (Bruegel)

https://en.wikipedia.org/wiki/Child
2•thunderbong•23m ago•0 comments

The role of natural scientists and hardware engineers in AI safety

https://www.reinvent.science/p/the-role-of-natural-scientists-and
1•danrecht•24m ago•0 comments

Show HN: Igloo – Self-hosted data warehouse built on DuckDB

https://github.com/akkio-inc/igloo
1•AbrahamParangi•24m ago•0 comments

SFT for professionals in software, AI, systems, science and others

https://app.outlier.ai/en/expert/referrals/link/3FKWhSGJnWvE8htqBdLKT9ZdU-w
1•elsadek•26m ago•0 comments

Node.js security updates are now available

https://nodejs.org/en/blog/vulnerability/november-2026-security-releases
3•babuskov•27m ago•1 comments