Notes, build logs and shipped apps from Yoav Peretz: native macOS tools, cross-platform games and developer utilities.https://yoavperetz.dev/https://yoavperetz.dev/posts/rebuilding-this-site/https://yoavperetz.dev/posts/rebuilding-this-site/The portfolio used to be a shelf of app cards. Now it's a place to write about the things I ship, and why that change matters more than the new paint.Thu, 17 Sep 2026 00:00:00 GMTmetaastrodesignhttps://yoavperetz.dev/posts/xbot-ai-coworkers-on-a-mac/https://yoavperetz.dev/posts/xbot-ai-coworkers-on-a-mac/A native Mac app wrapped around a self-hosted agent platform. What got built since September 2nd, and the bugs that only showed up once real agents ran.Mon, 14 Sep 2026 00:00:00 GMTswiftaidockermacoshttps://yoavperetz.dev/posts/seastar-sea-companion/https://yoavperetz.dev/posts/seastar-sea-companion/Snorkel, freedive and scuba each ask a different question underwater, so each gets a different instrument on the Watch. Plus Liquid Glass that sits in the water.Sat, 12 Sep 2026 00:00:00 GMTswiftwatchosiosdesignhttps://yoavperetz.dev/posts/claude-notch/https://yoavperetz.dev/posts/claude-notch/The notch glows while Claude works, turns red when it needs you, and turns every in-session question into a button, so you never switch to a terminal just to say yes.Mon, 20 Jul 2026 00:00:00 GMTswiftmacosaiclaude-codehttps://yoavperetz.dev/posts/skillfight-skills-arena/https://yoavperetz.dev/posts/skillfight-skills-arena/Install enough Claude skills and some start fighting over the same requests. skillFight finds the overlaps and stages the verdict as an ASCII fighting game.Thu, 16 Jul 2026 00:00:00 GMTtypescriptaiclaude-codeclihttps://yoavperetz.dev/posts/cluck-invaders/https://yoavperetz.dev/posts/cluck-invaders/Homing missiles, spread shots, boss waves and a fireblast special, built with nothing but the Canvas 2D API. You can play it right on this site.Thu, 25 Jun 2026 00:00:00 GMTgamesjavascriptcanvashttps://yoavperetz.dev/posts/wolfence-git-security-gate/https://yoavperetz.dev/posts/wolfence-git-security-gate/A Rust CLI that wraps git push with a security gate, plus a native macOS monitor and a browser console. Secrets, vulnerable patterns and risky config get stopped before they leave.Fri, 17 Apr 2026 00:00:00 GMTrustsecuritygithttps://yoavperetz.dev/posts/dragon-a-shelf-in-the-notch/https://yoavperetz.dev/posts/dragon-a-shelf-in-the-notch/A free macOS utility that turns the notch (or the menu bar) into a staging area for files, with compress, convert, share, AirDrop, tag and cloud-sync actions a click away.Sun, 29 Mar 2026 00:00:00 GMTswiftmacosdesignhttps://yoavperetz.dev/posts/icesniff-one-engine-three-front-doors/https://yoavperetz.dev/posts/icesniff-one-engine-three-front-doors/A packet analyzer where a shared Rust core powers a native macOS app, a full-screen terminal UI and a local web app, with an AI panel that knows which packet you're looking at.Sat, 21 Mar 2026 00:00:00 GMTrustswiftnetworkingaihttps://yoavperetz.dev/posts/hnefatafl-overnight-release/https://yoavperetz.dev/posts/hnefatafl-overnight-release/Viking chess rebuilt in Kotlin and Compose Multiplatform, with shared rules, shared UI, and a tag-driven pipeline that ships DMG, EXE, DEB and APK builds.Fri, 27 Feb 2026 00:00:00 GMTkotlingamescihttps://yoavperetz.dev/posts/worklog-attendance-offline/https://yoavperetz.dev/posts/worklog-attendance-offline/A React Native and Expo app for small businesses, with GPS-validated clock-ins, per-worker attendance policies, and punches that queue offline until the network comes back.Fri, 27 Feb 2026 00:00:00 GMTreact-nativesupabasemobile