Search Results for "linux operating systems"
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Showing 197 open source projects for "linux operating systems"
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CRC RevEng
Arbitrary-precision CRC calculator and algorithm finder
CRC RevEng is a portable, arbitrary-precision CRC calculator and algorithm finder. It calculates CRCs using any of the 113 preset algorithms, or a user-specified algorithm to any width. It calculates reversed CRCs to give the bit pattern that produces a desired forward CRC. CRC RevEng also reverse-engineers any CRC algorithm from sufficient correctly formatted message-CRC pairs and optional known parameters. It comprises powerful input interpretation options. Compliant with Ross Williams'... -
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Precise Calculator has arbitrary precision and can calculate with complex numbers, fractions, vectors and matrices. Has more than 150 mathematical functions and statistical functions and is programmable (if, goto, print, return, for).
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fHash
A files hash calculator for Windows and macOS.
An open source files hash calculator for Windows and macOS. * MD5, SHA1, SHA256 and SHA512. * Drag & drop. * Integrated with context menu in Explorer/Finder. * Support Windows 7 and later. * Support macOS 13 and later, with universal binary. * Support Dark Mode. * English and Simplified Chinese UI. The icon "希" is from hash in Chinese "哈希". -
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4tH compiler
A friendly Forth compiler with a little difference
4tH is a Forth compiler with a little difference. Instead of the standard Forth engine it features a conventional compiler. 4tH is a very small compiler that can create bytecode, C-embeddable bytecode, standalone executables, but also works fine as a scripting language. It supports about 95% of the ANS Forth CORE wordset and features conditional compilation, pipes, files, assertions, forward declarations, enumerations, structures, suspended execution, recursion, include files, etc. It comes... -
99.99% Uptime for MySQL and PostgreSQL DatabasesCloud SQL Enterprise Plus delivers near-zero downtime with 35 days of point-in-time recovery. Supports MySQL, PostgreSQL, and SQL Server.
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JoseWebApps
Some humble web applications
Here I publish some humble web applications that I have developped. -
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calc: C-style arbitrary precision system
Calc: arbitrary precision C-like arithmetic & calculator
Calc is arbitrary precision C-like arithmetic system that is a calculator, an algorithm prototyper and mathematical research tool. Calc comes with a rich set of builtin mathematical and programmatic functions. -
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Math Expression Evaluator
Evaluates simple mathematical expressions
A simple Android app to evaluate mathematical expressions. It can handle variables. Somewhat more useful then a calculator but not sophisticated as mathcad or linux octave. Small app, does not take up much space. The following is an example of the type of input it takes: apple = 3, pear = 7 78 * (apple + pear) the output would be 780 -
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TRURL
A suite of RPN calculators and a class library for Object Pascal
TRURL is a suite of desktop calculators with reverse Polish notation (RPN) written in Object Pascal. Additionally, it comes with a free reusable class library (RPN Engine) as a toolbox for creating your own calculator. TRURL is an acronym for "TRURL is a Reusable Universal RPN Library". Class Libraries: • RPN Engine: Full-featured calculation engine for Pascal-based RPN calculators • Segmitator: Library for virtual seven-segment displays Applications: • TRURL A: Simple demo app... -
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antoniovandre_eval - Android app
Android app interface for antoniovandre_eval software.
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HCalculator
HCalculator - Professional Hydraulic Calculator
PROFESSIONAL HYDRAULIC CALCULATIONS A reliable engineering application created for designers, mechanics, and machine technicians. Perform precise technical calculations instantly, completely securely, and without ads. -
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CalcuFp
Programmable Calculator (IP functions, create user functions)
New version: CalcuFP program is a calculator software (beta version), has a wide range of mathematical functions, specific functions for different subjects (ex.- IPv4 functions), Apart from being able to have on hand an wide range of functions, allows to use different numbering systems WITHOUT CHANGING MODES. We can sum operations decimal, binary and hexadecimal mixed. Example. - 25 + BIN ('111 ') + HEX (' FF ') -> this is equivalent to adding the integer 25 +7 (binary) +255 (hexadecimal)... -
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Advanced Trigonometry Calculator
Open-source C/C++ math engine for advanced scientific computing
Advanced Trigonometry Calculator (ATC) is an open-source mathematical computing engine written mainly in C/C++. Created in 2011 and maintained by Renato Alexandre dos Santos Freitas, ATC is designed as a practical Windows desktop application for advanced calculations, automation, and technical problem solving. ATC supports equation solving, polynomial tools, complex numbers, matrix calculations, statistics, physics, geometry, unit conversions, DSP/FFT operations, and scripting. It can... -
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OptionMatrix
Financial Derivatives Calculator with 171+ Models (Options Calculator)
A real-time financial derivatives calculator supporting 171+ models from QuantLib, Financial Numerical Recipes in C++ and MetaOptions. Matrices of prices are created with iterating strikes and/or months. A strike control system can produce any strike. A generalized date engine can calculate re-occuring distances to any industry used expiration into the future. Spread engine with spread views. Models Supported: Black-Scholes, Merton-73, Black-76, Roll Geske Whaley, Garman KohlHagen, Jump... -
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Beerans Calculator Suite
All-in-one calculator for everyone!
A free, fully offline calculator suite available as both a **Progressive Web App** and a **Windows desktop app** — **55 calculators across 8 categories**, no ads, no subscriptions, no account required. PWA — Install as an App Beeran's Calculator Suite is a **Progressive Web App** — install it from your browser with no App Store required. ### Android (Chrome) 1. Open Chrome and go to **[beeranscalculatorsuite.com](https://beeranscalculatorsuite.com)** 2. Tap the **⋮ menu** →... -
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Calendar Calc v2.0
Date utilities for any calendar task
CalendarCalc represents a significant leap forward in digital time management and chronological calculation tools, offering a refined and powerful user experience directly on your Windows desktop. Designed to bridge the gaps left by traditional calendar applications, this utility focuses specifically on the mathematics of time, allowing you to instantly solve any query related to durations, intervals, and international holiday occurrences. With an advanced calculation engine and a fluid... -
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CalcTech
CalcTech: Custom themes and advanced editing for seamless calculations
CalcTech is the ultimate calculator app designed to blend powerful functionality with deep personalization. Tailored for students, professionals, and math enthusiasts, it goes far beyond basic arithmetic by offering an extensive suite of customizable features. The standout highlight of CalcTech is its advanced Theme Engine. Recognizing that a workspace should be as unique as the user, the app offers a vast array of aesthetic options. Users can choose from sleek dark modes for late-night... -
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mhcfs2
engineering programmable calculator
MhcFS2 - engineering calculator. (v. 1.2 b141) (math expression calculator, scientific calculator, numerical, integral,integration, derivative, root, matrix, differencial, differentiation, equation, LSE,ODE ) -
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WP 34s
Scientific/engineering firmware repurposing HP business calculators!
This project has created scientific firmware for the HP-20b and HP-30b business calculators. WP 34S turns either of these calculators into a powerful keystroke programmable scientific device. According to our customers, it's the most powerful and fastest RPN scientific pocket calculator ever built. WP 34S is alive and stable since 2011. We have succeeded in satisfying the most picky users - read about their experiences on http://www.hpmuseum.org/forum/forum-8.html. Since 2014, WP... -
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bcal
Byte CALculator for storage conversions and calculations
...Feel free to raise PRs to simplify other domain-specific numerical calculations so it can evolve into an engineer's utility. bcal follows Ubuntu's standard unit conversion and notation policy. Only 64-bit operating systems are supported. -
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teemIP - CMDB & DDI solution
teemIP : Open source IPAM & DDI solution with CMDB integration.
teemIP is an open source, web-based IP Address Management (IPAM) and DDI solution built on the iTop framework. It provides comprehensive IP management: IPv4/IPv6 plan management, subnet hierarchy, IP lifecycle, VLAN and DNS/DHCP integration. teemIP is now maintained by the teemIP SAS founding team: Christophe Naud (original creator), Martin de Laval and Quentin Ville. The company is being officially incorporated in July 2026. The project remains open source under AGPL... -
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pj-net-tools
Pure Java Network Tools
Pure Java Network Tools. Free portable cross-platform. Include: 01) ICMP-ping, 02) ICMP-traceroute, 03) DNS-check resolver, 04) Parallel Host TCP-scanner, 05) IP-calculator, 06) Syslog-server, 07) Local ARP-cache request, 08) Parallel Network Ping-Scanner, 09) Snmp-Get concrete value utility. 10) Parallel ICMP flood utility. 11) Parallel UDP flood utility. 12) TFTP-server. 13) NTP-server. 14) Host TCP-ping. 15) SNMP-MRTG traffic monitor. 16) Anonymous... -
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rcal
an interactive "rolling paper" calculator
rcal is an interactive calculator for DOS, that loosely mimics the behavior of "roller printing" calculators. It supports huge numbers, floating point and has extremely low hardware requirements. -
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"A basic numerology calculator in JavaScript" A live demo is available at: https://pythagorean-numerology-calc.sourceforge.io/pnc.html Features: -Your connection with the 4 classic elements -Numerology chart calculation -Master numbers detection -Psychologic matrix chart calculator -Name calculation chart -Personal day calendar -Plain calculator for names or numbers -Name diagrams (Norman Shine) -Profiles manager -Unlimited number of profiles -Search and sort feature...
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zero
Privacy-first offline expense tracker. No cloud. No tracking.
zero is a privacy-first, fully offline expense tracking app for Android and iOS. Unlike most finance apps, zero does not require accounts, cloud sync, subscriptions, or internet access. All financial data stays locally on your device. There are no ads, no telemetry, and no analytics. zero helps you: • Track daily expenses in a clean timeline • Visualize spending with simple reports • Create unlimited custom categories • Manage lendings and borrowings • Export or delete your data... -
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Simple Calculator
A calculator for quick simple calculations with a nice user interface
This stylish modern calculator offers a great user experience that you will love seeing. You can copy the result or formula to the clipboard by long-pressing it. You can also use this calculator as a currency converter to calculate your daily income and other amounts in different countries' currencies. With eye soothing dark theme, it is now easy for you to see buttons and numbers more easily and use this calculator for simple calculations or use it as a currency converter, or as a...
