In 1979 Intel has introduced the 8051 as the first member of the MCS-51 family of microcontrollers. Today hundreds of cheap 8051 derivatives are available from dozens of manufacturers. This makes the MCS-51 architecture so interesting for professionals and hobbyists.
A complete ANSI C Compiler for the PIC series with Rapid Application Development front end. Fully inclusive of all of the C Compiler environment and functionality. This is for the PICmicro MCU microcontroller family. WIZ-C - PIC C Compiler Simulator and IDE
This has Drag and Drop component selection. Point and Click pin connections and direct parameter selection by drop down lists, check boxes and validated data entry. It also supports In-Circuit Debugging and also can transfer to MPLAB. (professional version). They have a free demo version too.
Manufactures embedded controllers for the 8051, ARM7, C166/C167, and ST10 processors. They supply the hardware, software, and textbooks for embedded Ethernet, industrial control, education, and research.