Latest version of SX-DEV development environment, developed by SV TEHS SIA
Latest versions of SX-KEY software, developed by Parallax Inc
Microchip-style mnemonics for SX-KEY software, written by Al Williams
SXC Code Development System, developed by Byte Craft
CnXC ANSI C Compiler and In-circuit Debugger for SX microcontrollers, developed by Grich RC Inc
SX C compiler, developed by CCS
Free C2C C compiler for W95 and Linux, developed by Pavel Baranov
Free P2C Pascal compiler for W95 and Linux, developed by Pavel Baranov
JAL - Free Pascal-style high-level language, developed by Wouter van Ooijen
SASM - Free official SX assembler
SX disassembler, modified for SX by Stephen Holland
SX definitions for Microchip MPASM or it's free replacement GPASM macroassembler
LstFix - MPASM listing postprocessor for SXSim, developed by Richard Ottosen
SXTrans - Parallax assembler listing postprocessor for SXSim, developed by Geoff Jackson
SXSim - Free SX Simulator, developed by Loren Blaney
UCASM - DOS table Macro-crossassembler with SX support, developed by Elektronik Laden
UMPS - Universal Microprocessor Program Simulator, developed by Virtual Micro Design
Chuck's Scenix Toolkit - assembler, simulator, programmer, developed by Chuck Glenn
AS2SX - SX extender for freeware Hitech PIC-Lite Compiler PICL, developed by Nick Walter
Hi-Tech C FAQ and Source Code - online archive, sample projects and more, maintained by Shane Tolmie