Dev Stack
ChatGPT plugin extensions add app panels and automations
OpenAI's plugin extensions, from DevDay on September 29, 2026, let developers ship app-like panels and automations to ChatGPT's 1.2 billion weekly users.
Dev Stack
Releases of editors, compilers, runtimes, CLIs and cloud services that working developers install and rely on. We report version numbers, breaking changes and migration steps, with links to the changelog or pull request, so you can decide in one read whether to upgrade today.
Dev Stack
Firefox 157 ships a redesign and hardware AV1 for WebRTC
Firefox 157, out September 29, 2026, adds hardware AV1 decoding for WebRTC calls, a CSS at-rule() test and Mozilla's biggest visual refresh in years.
Dev Stack
GitHub Actions blocks self-hosted runners below 2.329.0
Since September 29, 2026, GitHub rejects self-hosted runners older than 2.329.0 and stops jobs on runners that miss a 30-day update window.
Dev Stack
Git 2.56.0 ships faster merge-base and smaller repacks
Git 2.56.0 cuts a Linux kernel merge-base walk from 167,441 steps to 3,887 and shrinks one test repository's pack by 71%. It shipped September 28.
Dev Stack
Meta VR Glasses: v207 SDK is out, hardware ships 2027
Meta's $1,299 VR Glasses ship in spring 2027, but the v207 SDK is out now. Quest apps need 64-bit builds and hand-tracking support to run well.
Dev Stack
GDB 18.1 adds Windows non-stop debugging, drops stabs
GDB 18.1, out September 25, brings non-stop debugging to Windows 10+, new save and environment commands, and drops the old stabs debug format.
Dev Stack
Wisp brings graphical Btrfs snapshot management to GNOME
Wisp, a new GNOME Shell extension for GNOME 46 to 50, lets you take, browse, and roll back Btrfs snapshots with clicks instead of terminal commands.
Dev Stack
Node.js 22.23.3 LTS fixes an HTTP/2 use-after-free bug
Node.js 22.23.3 LTS, out September 23, fixes an HTTP/2 use-after-free bug, adds SharedArrayBuffer support to Node-API and moves to OpenSSL 3.5.8.
Dev Stack
F-Droid 2.0 rewrites the app store and drops Android 6
F-Droid 2.0, its biggest update in 10 years, rewrites the client in Kotlin Compose, needs Android 7.0 and drops the Privileged Extension after 14 test builds.
Dev Stack
SourceHut build log XSS let attackers take over accounts
A crafted build log could run script in a SourceHut user's browser. ansi2html 1.9.4 fixes the bug, CVE-2026-92973, which hit versions 1.7.0 to 1.9.3.
Dev Stack
CodeQL 2.27.1 adds a C++ query, reads Actions lock files
CodeQL 2.27.1 ships 498 default security queries across 170 CWEs, a new C/C++ check, Kotlin 2.4.20 support and awareness of Actions lock files.
Dev Stack
COSMIC Epoch 1.9 adds image viewer, on-screen keyboard
COSMIC Epoch 1.9 shipped September 23, 2026, 13 days after 1.8, with a Rust image viewer, an on-screen keyboard and a redesigned app store.
Dev Stack
Snapdragon X2 gets an early Linux developer preview
Qualcomm's Snapdragon X2 Linux preview arrived on September 23, 2026, with official kernel support due around November 2026.
Dev Stack
Radicle 1.10.3 and earlier send private repos in cleartext
Every Radicle release through 1.10.3 sends repository data unencrypted and lets attackers pose as trusted peers. No fix ships yet; Radicle 2.0 will change the network.
Dev Stack
Claude Code AGENTS.md support needs telemetry turned on
Claude Code 2.1.277's AGENTS.md support sits behind a remote feature flag, so it silently stops working when telemetry is off, a GitHub issue shows.
Dev Stack
Git 2.56 adds history drop and delete-merged
Git 2.56 carries over 700 non-merge commits and is due at the end of September 2026, with new commands for dropping commits and pruning branches.
Dev Stack
ZLUDA adds cuFFT support for AMD GPUs via hipFFT
A merged pull request adds NVIDIA's cuFFT library to ZLUDA, letting AMD GPUs run CUDA-based Folding@Home units with no code changes.
Dev Stack
Gzip 1.15 fixes a wrong-file deletion race
Gzip 1.15 lands 119 commits from 75 weeks of work. It fixes a race that could delete the wrong file, plus a buffer overflow in .lzh decoding.
Dev Stack
FEX-Emu breaks down the cost of x86 TSO on Arm
Emulating x86 memory rules on Arm drops unaligned throughput to 8.5% of baseline. Write-combine stores are reported 816 times worse.
Dev Stack
Wine 11.18 adds kernel-driver support, Staging fixes WoW64
Wine 11.18 landed on September 18 with 380 commits and 21 bug fixes. Wine-Staging carries 273 extra patches, two of them for WoW64 services.
Dev Stack
Ubuntu 26.10 will ship a pre-release Linux 7.3
Ubuntu 26.10 releases on October 15, three days before Linux 7.3 is due to be declared stable. The ISO ships a release candidate.
Dev Stack
Claude Code 2.1.277 reads AGENTS.md as a fallback
Claude Code 2.1.277 reads AGENTS.md when a project has no CLAUDE.md. Over 60,000 open-source projects already ship that file.
Dev Stack
Git 3.0 will default to SHA-256 and require Rust
Git 2.56-rc0 arrived on September 11, 2026, and the 3.0 release behind it switches new repositories to SHA-256, reftable and the main branch.
Dev Stack
ZCode uploaded whole Git histories; Zhipu apologizes
One snapshot reached 313MB and 42,411 files, and 86.6% of it was the .git directory, sent to cloud storage the user cannot decrypt.
The daily brief
Three to five stories a day, and what each one means for the people who build software. Free, no spam.