17
Schematica Software
803
Shareware
555 Timer PRO provides an array of design wizards and circuit blocks.
7
Schematica Software
795
Freeware
555 Timer Free is a component calculator for 555 integrated circuit.
366
New Wave Concepts Limited
8,401
Freeware
Is a package for designing single-sided and double-sided printed circuit boards.
100
ExpressPCB
16,321
Freeware
Create simple or complex layouts for printed circuit boards.
13
Sunstone Circuits
1,220
Freeware
Handle and design complex printed circuit board effortlessly.
16
Novarm, Ltd.
13,229
Shareware
Design custom component/footprint libraries.
156
CadSoft Computer GmbH
52,212
Shareware
PCB design software with a schematic editor and auto-routing feature.
555Calc
27
Freeware
A simple calculator to help choosing resistor and capacitor values.
Pass4sure
Shareware
You will pass your 000-555 exam GUARANTEED using accurate 000-555.
15
Labcenter Electronics
117,809
Shareware
Proteus PCB design combines the ISIS schematic capture and ARES PCB layout.
14
Hutson Systems
390
Rimu PCB is an easy to use, cost effective, electronic PCB layout application.
74
VAMP, Inc.
138
Shareware
McCAD PCB-ST is an integrated PCB layout design environment.
QualECAD
15
Shareware
3D PCB viewer that integrates seamlessly into the Protel PCB design environment.
5
Bay Area Circuits Inc.
892
Shareware
PCB Creator is a neat, easy to use PCB designing tool.
1
Cadence Design Systems, Inc.
929
Demo
OrCAD PCB Designer is a tiered, scalable PCB design solution.
6
Selectsoft Publishing
10,199
Commercial
555 incredibly fun games—something for everyone in this compilation.
21
Harmony Hollow Software
2,670
Freeware
Cool Timer is a useful, multifunctional timer utility for Windows.
