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In last week's GitHub Trending: System Design Primer (architecture study guide), Awesome Mac (curated macOS software), Authentik (identity platform), Planka (self-hosted Kanban), and OctoBot (automated trading bot).

The unexpected common thread is not a new framework but accumulated trust: old repositories still solve recurring work, even when their current community chatter is sparse.

In today's GitHub Trending: Spotube (open-source music streaming), ReVanced Manager (Android patch management), GOWA (multi-account WhatsApp REST API), and lm-evaluation-harness (language-model testing).

The mix is a reminder that developer attention can cluster around tools that make closed platforms more usable, even when the community signal is thinner than the star count.

Anthropic's multi-agent research treats coordination as its own engineering problem, not a capability that simply appears when each model gets stronger.

HN readers focused on the awkward practical consequence: clear roles and constrained communication may matter more than unleashing a roomful of equal agents.

RAND's 69-page strategy warns that organisms built from reversed-chirality molecules could evade familiar biological defenses and spread before a response exists.

The surprising recommendation is collective restraint: transparent risk assessment and an explicit US commitment not to develop mirror life, even amid suspicion of competitors.

Daring Fireball objects that watermarking generated prose would trade away the model's freedom to choose the best words for a detectable statistical pattern.

HN's practical challenge was narrower and sharper: constrained outputs, edits, translations, and code leave little room for a watermark to survive or mean anything.

Firefox for iOS can now block many third-party ads, ad trackers, pop-ups, and overlays before they load, using a filter list based on EasyList.

The limits matter: search-result ads and Firefox's own sponsored content remain outside the feature, and users must opt in.

Buf released a production-grade Language Server Protocol server for Protobuf, bundled with its CLI and available through its VS Code extension or editor configuration.

The real upgrade is incremental, query-driven analysis that can diagnose schema mistakes while developers work, rather than treating .proto files as second-class text.