fluffos/fluffos v2026.0724.0

FluffOS v2026.0724.0

on GitHub

What's Changed

• make_options_defs: terminate "Generate Success!" with a newline by @gesslar in #1280
• docs: LPC style guide + formatter reference; for (;;) spacing fix by @thefallentree in #1281
• lpc-syntax: move the VS Code extension out to fluffos/fluffos-vscode by @thefallentree in #1282
• lpcc: JSON-native stage outputs, wasm lpcc, disassembler fixes by @thefallentree in #1283
• compiler: strip the actual source extension in the_file_name() by @thefallentree in #1287
• Fix object-destruct UAF and compiler_tests string-table corruption by @thefallentree in #1288
• websocket: fix ws-over-h2 (RFC 8441) instead of disabling h2 by @thefallentree in #1289
• lpcc: emit --ast output for objects already loaded during boot by @thefallentree in #1290
• compiler: fix line-attribution bug for lineless return statements by @thefallentree in #1293
• fix: address Coverity Scan defects in disassembler and lpcc by @thefallentree in #1294
• websocket: fix pmd-over-h2 short return and ext tx-drain wedge (Firefox disconnects) by @thefallentree in #1299
• Fix crashes reported in #1295 and #1296 (present() null-deref; string+object stack corruption / UAF) by @thefallentree in #1300
• Default arguments: fix helper-name collisions and fill on all direct-call paths by @thefallentree in #1298
• websocket: sync vendored ws-over-h2 mux servicing with upstream 774c64a by @thefallentree in #1301
• Fix stale T_UNDEFINED subtype in f_xor/f_lsh/f_rsh by @thefallentree in #1302
• Zero-init declared float variables as T_REAL; pin int op= float type contract by @thefallentree in #1303
• fix: uninitialized float variables must stay undefined until first assignment by @thefallentree in #1305
• Combined review: #1304 stability fixes + audit-hardening (#1306) + ASan cap fix by @thefallentree in #1307
• compiler: eliminate C-stack recursion from macro expansion and lexer; raise nesting cap to 65535 by @thefallentree in #1308
• Fix null backbone_domain crash; add lpcc --batch by @thefallentree in #1309
• fix(lpc-syntax): tokenizer mis-lexes bare (::name( parent-call guard by @thefallentree in #1310

Full Changelog: v2026.0717.0...v2026.0724.0

Release Assets

This release includes the following pre-built distributions:

Binary Distributions

• Windows x86_64: fluffos-v2026.0724.0-windows-x86_64.zip

  • Built with MSYS2/MinGW64
  • Complete distribution with all tools and libraries
  • SQLite support enabled

• Linux x86_64 (Static): fluffos-v2026.0724.0-linux-x86_64-static.tar.gz

  • Statically linked binaries (no external dependencies)
  • Built on Alpine Linux
  • Complete distribution with all tools and libraries
  • Portable across most Linux distributions

• WebAssembly: fluffos-v2026.0724.0-wasm.zip

  • The driver compiled to WebAssembly: runs a full mudlib in a
    browser tab (the page is the telnet client)
  • Contains fluffos.js/fluffos.wasm, a self-contained web
    terminal (index.html), and pack-mudlib.sh to bundle your
    mudlib into a static site
  • Validated by running the LPC testsuite inside the wasm driver
  • See the WebAssembly build guide
    and the WASM driver cookbook

What's Included

Each distribution contains:

• driver - Main FluffOS driver executable
• lpcc - LPC compiler
• symbol - Symbol table utility
• o2json/json2o - Object file converters
• portbind - Port binding helper (Linux only)
• std/ - LPC standard library
• include/ - LPC header files
• www/ - WebSocket client files
• keywords.json - Language keywords database

Docker Images

Docker images are available at ghcr.io/fluffos/fluffos:

• v2026.0724.0 - This release version
• • Latest stable release

Pull with:

docker pull ghcr.io/fluffos/fluffos:v2026.0724.0

Installation

Windows

# Extract distribution
unzip fluffos-v2026.0724.0-windows-x86_64.zip -d fluffos
cd fluffos

# Run driver with your config
./driver.exe /path/to/mudlib/config.cfg

Linux

# Extract distribution
mkdir fluffos && cd fluffos
tar xzf ../fluffos-v2026.0724.0-linux-x86_64-static.tar.gz

# Run driver with your config
./driver /path/to/mudlib/config.cfg

Docker

docker run -v /path/to/mudlib:/mudlib ghcr.io/fluffos/fluffos:v2026.0724.0 /mudlib/config.cfg

WebAssembly (browser)

# Bundle your mudlib with the wasm driver into a static site
# (needs emscripten's file_packager, i.e. emsdk on PATH)
unzip fluffos-v2026.0724.0-wasm.zip -d fluffos-wasm
cd fluffos-wasm
./pack-mudlib.sh --mudlib /path/to/mudlib --config etc/config
python3 -m http.server -d dist 8080   # then open http://localhost:8080/