ModelSim
Synopsys VCS
Cadence Incisive
Riviera-PRO
gEDA Project
Logisim
VCS
Proteus PCB design
webexpenses
Spendesk
Expensify
Rydoo
Bill.com
Zoho Expense
Abacus
Fyle
ModelSimSynopsys VCS - HDL Simulator of System Verilog, Verilog, and VHDL for ASIC design and verification.
Spendesk - Smart spending solution for agile teams
Cadence Incisive - System Verilog, Verilog, VHDL, SystemC HDL Simulator for ASIC Design and Verification
Expensify - Import expenses directly from a credit card to create free expense reports quickly. Approve reports online and reimburse directly to a checking account with one click.
Riviera-PRO - System Verilog, Verilog. VHDL, SystemC, HDL simulator targeting ASIC and large FPGA designs.
Rydoo - Rydoo is a Travel and Expense management system.