MeshNetics - 802.15.4 / ZigBee Wireless RF Modules
MeshNetics is a creator of easy-to-integrate 802.15.4 / ZigBee wireless RF modules and ZigBee PRO-certified mesh networking software, used by OEMs and system integrators to add wireless connectivity to their products and solutions. MeshNetics RF modules feature industry-leading range performance, long battery life and ultra-small footprint. They are designed for use in 868/915 MHz and 2.4 GHz frequency bands. MeshNetics is a single source of ZigBee modules, development tools, networking software, technical support, and design services.

Mocana NanoSSH Embedded SSH Client & Embedded SSH Server

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R8C/Tiny Brings 16-bit Performance to 8-bit Applications
R8C/Tiny 16-bit MCUs are small in size, yet big in performance and value. They excel for 8-bit embedded system applications that need low-cost devices that deliver high performance and optimal integration. Learn more. Register now and become eligible to receive a FREE R8C/Tiny Starter Kit (note). A good way to get started on the R8C/Tiny family is with our fully integrated suite of hardware and software development tools....
preview: http://america.renesas.com  

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Raisonance Download Page
Demo versions of Raisonance development tools for 8051, XA and ST6 microcontrollers.
preview: http://www.raisonance.com  

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The Macroassembler AS
AS is a portable macro cross assembler for a variety of microprocessors and -controllers. Though it is mainly targeted at embedded processors and single-board computers, you also find CPU families in the target list that are used in workstations and PCs.
preview: http://john.ccac.rwth-aachen.de:8000  

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Visual Micro Lab for ST6
It is a new concept in the microcontrollers tools: a virtual prototyping IDE. It combines in a unique tool, performances that up to now were separated. This makes possible to build a virtual prototype of your application, before having the hardware for it. Supports ST6 and AVR.
preview: http://www.amctools.com