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CircuitMaker is electronic design automation software for printed circuit board designs, for the hobby, hacker, and maker community. [1] [2] CircuitMaker is available as freeware, and the hardware designed with it may be used for commercial and non-commercial purposes without limitations. [3]
EAGLE is a scriptable electronic design automation (EDA) application with schematic capture, printed circuit board (PCB) layout, auto-router and computer-aided manufacturing (CAM) features.
Inkscape is a vector graphics editor.It is used for both artistic and technical illustrations such as cartoons, clip art, logos, typography, diagrams, and flowcharts.It uses vector graphics to allow for sharp printouts and renderings at unlimited resolution and is not bound to a fixed number of pixels like raster graphics.
It was provided on two 16kB ROMs, with utilities and drivers as accompanying software. [18] Lego Logo is a version of Logo that can manipulate robotic Lego bricks attached to a computer. [19] It was implemented on the Apple II and used in American and other grade schools in the late 1980s and early 1990s. [20] Lego Logo is a precursor to ...
In the 90s, the term "open source" was coined as an alternative label for free software, and specific criteria were laid out to determine which licenses covered free and open-source software. [15] [16] Two active members of the free software community, Bruce Perens and Eric S. Raymond, founded the Open Source Initiative (OSI). [17]
NFPA class Flash point Minimum ignition energy (mJ) @ proportion in air at which achieved [a] [4] Autoignition temperature Lower Upper Acetaldehyde: 4.0 57.0 IA −39 °C 0.37 175 °C Acetic acid (glacial) 4 19.9 II 39–43 °C 463 °C Acetic anhydride: II 54 °C Acetone: 2.6–3 12.8–13 IB −17 °C 1.15 @ 4.5% 465 °C, 485 °C [5 ...
Fortify Software was founded by Kleiner Perkins in 2003. Fortify Inc. was acquired by HP in 2010. [7]On September 7, 2016, HPE CEO Meg Whitman announced that the software assets of Hewlett Packard Enterprise, including Fortify, would be merged with Micro Focus to create an independent company of which HP Enterprise shareholders would retain majority ownership.
In the mid-1980s, the GNU project produced copyleft free-software licenses for each of its software packages. An early such license (the "GNU Emacs Copying Permission Notice") was used for GNU Emacs in 1985, [5] which was revised into the "GNU Emacs General Public License" in late 1985, and clarified in March 1987 and February 1988.