See also:

• Computers: Hardware: Components: Processors: Open Source  (6)
• Computers: Hardware: Components: Processors: RISC  (12)
• Computers: Hardware: Open Source  (18)

• OpenSPARC.net   - Sun Microsystems initiative to create open source community and participation in processor architecture development; news, documents, analysis, downloads.

• Gaisler Research AB - Provides IP cores, supporting development tools for embedded processors based on SPARC architecture. Key product: LEON synthesizable processor model, full development environment, and library of IP cores, GRLIB. Göteborg, Sweden.
• LEON2FT Notes - Functional SPARC compatible processor core. Fault tolerant version of LEON2, derived from LEON-1 integer unit, implemented as highly configurable, synthesizable VHDL model. Runs on Altera, Mietec, Temic MG2, Xilinx. Designed for outer space uses. Open source, GPL. European Space Agency, ESA.
• OpenSPARC - Main Sun pages on project: links, articles, documents, FAQ, contest.
• OpenSPARC T1 - Open source version of UltraSPARC T1 processor, with CoolThreads technology; high throughput, low power, for high performance per watt; 32 simultaneous processing threads, uses about as much power as a light bulb. SunSource.net.
• OpenSPARC T1 FPGA Work - Processor implementation for field programmable gate arrays. SunSource.net.
• S1 Core - This core (codename Sirocco) is one 64-bit core from the OpenSPARC T1 8 core processor (codename Niagara), plus a Wishbone bridge, reset controller, and basic interrupt controller, to make it easy for engineers to integrate the design. SunSource.net.
• Simply RISC - Designs and supports open-source RISC processors, systems, peripherals; sells S1 Core, a 64-bit Wishbone-compliant CPU Core based on reduced Sun Microsystems OpenSPARC T1 microprocessor. Catania, Italy; Bristol, UK.

• Free SPARC VHDL Model Available - Announcement of open source LEON SPARC architecture; Google Groups. (October 7, 1999)
• Sun Offers Open-Source SPARC - Brief story and analysis; by Craig Matsumoto; TechWeb. (September 14, 1999)
• Sun Releases Complete Chip Design for Free - Download full MicroSPARC-IIep design for free under terms of Sun Community Source License. [CNET News.com] (September 14, 1999)
• Sun Extends Community Source Licensing to Chip Architectures - Sun Microsystems announces: for research uses, it extends its new Community Source Licensing model to picoJava and SPARC architectures; the first time a company made major microprocessor intellectual property available via open licensing. (March 2, 1999)