May 25–31, 2026 · 80 commits
Cross-builds, SIMD rewrites, and major hardening land
Bun shipped cross-compiled macOS/Windows builds, sped up core codecs and string ops, and fixed a wide set of parser, SQL, and HTTP bugs.
Read the issue →oven-sh/bun
2026
← RecentMay 18–24, 2026 · 153 commits
Bun hardens parsers, security boundaries, and core I/O
A week of engine upgrades and major hardening work: new import defer, safer VM/session boundaries, and many crash, leak, and hang fixes.
Read the issue →May 11–17, 2026 · 41 commits
Bun’s Rust rewrite hardens runtime, HTTP, and installs
Security hardening, Miri/UB cleanup, HTTP correctness fixes, and Rust build pipeline work dominated the week.
Read the issue →May 4–10, 2026 · 33 commits
Bun tightens network safety and fixes TLS, Windows, and Android
This week Bun landed major socket/TLS hardening, Windows and Android platform fixes, resolver and bundler correctness improvements, plus a large repo reorg.
Read the issue →Apr 27 – May 3, 2026 · 198 commits
Bun adds experimental HTTP/3 and tightens memory safety
HTTP/3 and HTTP/2 client work landed alongside major security, lifetime, and parser fixes across networking, workers, SQL, and shell paths.
Read the issue →Apr 20–26, 2026 · 91 commits
Bun ships major Windows, install, and build-system gains
Windows PTYs, faster installs/builds, a WebKit bump, and a long list of runtime leak/crash fixes landed this week.
Read the issue →Apr 13–19, 2026 · 87 commits
Bun adds faster builds, safer runtime lifecycles, and wider compatibility
This week brought major runtime fixes, streaming installs, better test isolation, and broader Linux compatibility.
Read the issue →Apr 6–12, 2026 · 65 commits
Security hardening and runtime fixes span HTTP, TLS, and I/O
Bun added several security and crash fixes, plus major serve/WebSocket improvements, WebCrypto support, and CI/build hardening.
Read the issue →Mar 30 – Apr 5, 2026 · 42 commits
Bun hardens async errors, sockets, and builds
Async stack traces improved, proxy and socket behavior tightened, and the build system gained PGO plus faster shared caches.
Read the issue →Mar 23–29, 2026 · 27 commits
Bun boosts HTTP latency and hardens core runtime edges
This week brought listener/kernel fast paths, corking and URLPattern wins, plus a broad round of crash, leak, and GC fixes.
Read the issue →Mar 16–22, 2026 · 30 commits
Bun adds cron and WebView while hardening runtime crashes
New scheduling and browser APIs landed, alongside key fixes for MySQL, DNS caching, FFI, debug tooling, and embedded-executable stability.
Read the issue →Mar 9–15, 2026 · 36 commits
Bun overhauls build pipeline and lands a wave of runtime fixes
A TypeScript build system rewrite headlined a week of crash fixes, Node-compatibility work, and test/security improvements.
Read the issue →Mar 2–8, 2026 · 30 commits
Bun hardens bundling, Windows I/O, and TLS handling
This week brought a new bundler control for unresolved imports, plus several security and crash fixes across Windows, parsing, and TLS.
Read the issue →