This Week in Open Source: September 28, 2026
Starlette ships built-in OpenTelemetry tracing, PyMongo patches three CVEs, Prisma 8's release candidate carries real breaking changes, and a Rails issue exposes a hidden memory cost on every 404.
Starlette ships built-in OpenTelemetry tracing, PyMongo patches three CVEs, Prisma 8's release candidate carries real breaking changes, and a Rails issue exposes a hidden memory cost on every 404.
OAuth/OIDC hardening continues across Symfony, Doorkeeper, and MCP SDKs for a second week running, plus Predis's official CVE release, Mongoid's security patches disguised as a routine bump, and a queued breaking change in openai-python.
Security patches from Predis, Express, and Doorkeeper, plus new Anthropic and OpenAI SDK releases and real OpenTelemetry tracing landing in MongoDB's Python driver.
NestJS v12 ships native observability via @nestjs/observe, Oban unifies config, Phoenix switches JSON libraries, and Symfony patches three branches.
Rails batches schema reads, node-mysql2 lands 3-6x perf wins, OpenAI Python SDK hits v3.0.0, and Starlette proposes native OTel tracing.
Create GitHub or Linear issues directly from Scout, Node.js gets complete logs and error monitoring, and Anomaly Detection adds direction filtering to cut alert noise.
Node.js is live, anomaly detection matured with new controls and API access, MCP server got historical insights and 30-day metrics, and Discord alerts are here.
Anomaly detection in beta, bundled pricing, DigitalOcean and AWS Marketplace, MCP server updates, and Node.js agent coming soon. A lot shipped in May.
Agent releases across Ruby, Python, Elixir, CLI, and MCP. BackerKit on switching from Datadog. Scout on AWS Marketplace. Blue Ridge Ruby and PHPverse. And something in the works we think you will like.
Elixir agent 2.0 adds error monitoring and log management, the Scout CLI is now available via Homebrew, and new public API endpoints and MCP server updates ship this month.
A quick look at what we've been up to for the past few months, including support for Ruby 4, improved Python support for errors, and strengthened reliability enhancements product-wide.
News from the Scout team. Introducing Scout's MCP Server for AI-native monitoring.
News from the Scout team. Error Monitoring is in Beta. Chaskiq customer spotlight. Fun stuff we've scouted.
News from the Scout team. Error Monitoring waitlist is accepting signups. Customer spotlight on Zagaran. News we've scouted lately.