PLNews: Programming Language News

Ikarus 0.0.3 has been released. Ikarus is an open source, optimizing, native-code compiler for R6RS Scheme.

This release includes: more descriptive compilation error messages, improved Unicode support, improved R6RS conformance, and other changes.

CHICKEN 3.0.0 has been released. CHICKEN is a portable Scheme compiler that emits C code.

This release includes: support for Mac OS X universal binaries, library additions, build system improvements, and other changes.

Wraith Scheme 1.31 has been released. It is an R5RS Scheme implementation for Mac OS X.

This release includes bug fixes.

It has been announced that the next meeting of the Montreal Scheme/Lisp User Group will be held on January 23, 2008.

CHICKEN 2.74 has been released. CHICKEN is a portable Scheme compiler that emits C code.

This release includes: a new platform-independent binary encoding of literals, new procedures in the regex and POSIX library units, build system improvements, improved cross-compilation support, full support for Cygwin, the removal of some deprecated functions, bug fixes, and other changes.

PLT Scheme v372 has been released. PLT Scheme is a family of Scheme implementations, including DrScheme and MzScheme.

This release includes: DrScheme support for name completion, improvements to the DrScheme stepper, ProfessorJ bug fixes and improvements, and other changes.

Scheme2Js 20071220 has been released. It is a Scheme compiler that emits JavaScript code.

This release includes: support for Infotrons, and bug fixes.

Gambit-C 4.1.2 has been released. Gambit-C includes a Scheme interpreter, and a Scheme compiler that emits portable C code.

This release includes: escape code decoding for GNOME terminal, a library path fix, the renaming of the Gambit initialization file to .gambcini, bug fixes and other changes.

Gambit-C v4.1.1 has been released. Gambit-C includes a Scheme interpreter, and a Scheme compiler that emits portable C code.

This release includes: improved Mac OS X installers, the availability of some of the REPL's debugging functionality as procedures, new REPL commands for inspecting the environment of closures and starting a REPL in the environment of a closure or continuation, plus other changes.

STklos 0.97 has been released. STklos is an embeddable R5RS Scheme implementation.

This release includes: the implementation of SRFI-45, SRFI-59, SRFI-88 and SRFI-89; improvements to the FFI; improvements to the stklos-pkg command; bug fixes; and other changes.

Bigloo 3.0c has been released. Bigloo aims to be a practical Scheme implementation.

This release includes: library bug fixes, new APIs, improved compatibility between the native backend and the JVM backend, and other changes.

It has been announced that the next meeting of the Montreal Scheme/Lisp User Group will be held on December 5, 2007. There will be four talks about the use of Scheme and Lisp in a commercial setting.

Ikarus 0.0.2 has been released. "Ikarus is a free optimizing incremental native-code compiler for R6RS Scheme."

This release includes: compiler performance improvements, improved code generation, better R6RS conformance, bug fixes, and other changes.

Wraith Scheme 1.30 has been released. It is an R5RS Scheme implementation for the Mac.

This release includes enhancements for parallel processing.

Gambit-C v4.1.0 has been released. It is a portable Scheme implementation.

This release includes: basic support for Jazz objects, the addition of table-merge and table-merge\!, the addition of #\esc, the renaming of #\rubout to #\delete, bug fixes, and other changes.

Larceny v0.95 has been released. It is a multi-platform Scheme implementation that supports the IEEE/ANSI, R5RS, ERR5RS and R6RS standards.

Ikarus 0.0.1 has been released. "Ikarus is a free optimizing incremental native-code compiler for R6RS Scheme."

This is the initial release, supporting "over 80% of the most important features of R6RS."

Gauche 0.8.12 has been released. Gauche is an R5RS Scheme implementation.

This release includes: a reimplementation of the glob functionality in Scheme, support for the R6RS syntax for infinities and NaNs, bug fixes, and other changes.

GNU Guile 1.8.3 has been released. Guile is a Scheme interpreter available as a library, designed for embedding within other applications.

This release includes: new modules, speed improvements to the reader, faster procedures returned by 'record-accessor' and 'record-modifier', and bug fixes.

Scheme2Js 20071005 has been released. It is a Scheme compiler that emits JavaScript code.

This release includes: improved indentation, the generation of nicer variable names, and makefile fixes.