octal

This software allows editing of binary files in various data formats including ascii, unsigned and signed integers, floats, bitflags, bitfields, labels, ebcdic, time_t, and structures of datatypes. It supports different sizes and byte ordering and allows editing of hard disk devices.

Binary Viewer is a free utility for Windows that displays any file on your computer in different formats, including decimal, octal, hexadecimal, and text. It supports all formats and Alternate Data streams.

ESBProgCalc Pro is an advanced Windows Programmer Calculator offering a variety of features such as Infix Notation, Exponential Notation, Brackets, Memory, Paper Trail, History List, Hexadecimal Conversion, Fraction Conversion, and much more. Users can enjoy these functions by registering only once for lifetime use.

A free tape calculator that can handle complex expressions with ease. Choose between compact or full-size modes to edit the tape, re-calculate, and cut or paste. Customize your interface with font, button size, and keypad visibility options. Numeric bases include binary, octal, and hexadecimal.

Speed Test is a comprehensive system monitoring software that tracks CPU and RAM usage, tests Internet speed, website speeds, hard drive space and activity, ping, WIFI, battery, LAN, and upload/download activity.