Neverclosed, a 24/7 AI receptionist for small businesses, fixed a dashboard bug where a single conversation appeared as multiple cards due to three stacked root causes: two workers logging the same ch…
A developer investigating a DEV challenge discovered that paginating by 100 caused 39 of 422 rows to be lost, while paginating by 99 or 101 returned all rows. The bug was traced to the API's handling …
A developer fixed a 58%-reproducible race condition in the disk cache of the Vesuvius Challenge's open-source monorepo, ScrollPrize/villa, which uses machine learning to read carbonized Herculaneum sc…
VirgilFlow, a Python and eBPF-based infrastructure defense tool, fixed a critical performance bug that caused up to 28% telemetry trace drops under high load. The team used Google AI Studio with Gemin…
FluxTrace, an open-source real-time financial security engine, fixed unbounded recursion and taint drift in its graph-based money laundering detection system using Gemini 1.5 Pro. The team diagnosed a…
Merlonix, a monitoring SaaS, runs its entire infrastructure on Cloudflare Workers and Supabase for near-zero cost. The company uses eight Cloudflare Workers for compute, static Next.js exports for the…
Sentry engineer Daniel Griesser used OpenAI's Codex to make React Testing Library tests 43% faster, reducing jsdom 30 runtime from 17.18s to 9.77s on a real Sentry test file, and 21% faster than the c…
Stack Stitch, a native macOS companion for developers, launched to proactively surface missed decisions, commitments, and dependencies across work tools including Slack, GitHub, Gmail, Notion, Granola…
PostHog, the open-source analytics platform, has rebranded itself as 'the platform for building self-driving products,' shifting its focus to AI agents that diagnose and fix issues autonomously. The c…
A developer discovered that their CLI tool llm-council, which chains multiple language models, was vulnerable to prompt injection because the fence markers used to delimit untrusted content were fixed…
A developer's self-hosted observability stack on Railway silently failed for six days because Prometheus stopped writing to disk due to a full volume, yet queries continued from memory, masking the is…
A developer building CodeBots Arena, an AI vs AI code battle platform, fixed a CI bug where tests passed locally but failed in GitHub Actions due to Python's module search path. The developer updated …
Addy Osmani, a 14-year Google veteran who led Chrome DevTools and Core Web Vitals, discusses his transition to AI engineering in the latest Pragmatic Engineer podcast, revealing that he built a web br…
A developer's guide to extending Claude Code with MCP servers, subagents, and hooks details how to connect external services, manage scopes, and create custom subagents. The guide covers adding MCP se…
A bug in Sentry's JavaScript SDK double-counts tool calls in streaming mode for Google's Gemini integration, recording each invocation twice with inconsistent parameter keys (`args` vs. `arguments`). …
A developer discovered that a security hook guarding an AI coding agent silently stopped protecting files with non-ASCII paths due to a one-line encoding bug. The hook, which reads JSON from stdin, us…
Developer Abbas Mirza built Aether Canvas during OpenAI Build Week and discovered a silent data-loss bug in its workspace index persistence. The bug allowed two concurrent operations to overwrite each…
At DEF CON 34, Tenet Security demonstrated Ghostjacking, an indirect prompt injection attack that succeeds 90% of the time against Claude Code under Cloudflare's default recommended configuration, all…
A solo developer found that a duplicate function definition in a 16,000-line Flask app silently broke GIF trimming, causing the tool to convert entire videos instead of selected clips. The bug, caused…
A developer building an autonomous AI agent named Hermes Commander encountered cascading failures when the agent attempted to invoke a web search tool that was not registered, leading to a blind fallb…