Tool Library

Engineering tool categories

Browse the planned Logic Gate catalog by discipline. Implemented tools open directly, while planned tools are organized here so each category can grow into its own focused landing page.

105 tools across 5 categories

Digital Logic & Computer Architecture

Boolean logic, computer organization, encoding, memory behavior, and processor timing tools.

17 tools

Circuit & PCB Design

Board layout, analog fundamentals, power electronics, impedance, and thermal design calculators.

21 tools

Signal Processing & Networking

Sampling, encoding, channel capacity, networking, and data-format utilities.

21 tools

Programming & DevOps Utilities

Text, code, data, security, formatting, and workflow helpers for engineering teams.

26 tools

Math & Physics for Engineers

Linear algebra, discrete math, physics, transforms, and engineering calculation references.

20 tools

Live Tools

Completed calculators

45 live tools

Digital Logic & Computer Architecture

IEEE-754 Visualizer

Convert decimal values into 32-bit float fields.

Digital Logic & Computer Architecture

4-Variable K-Map Solver

Simplify SOP expressions from a clickable K-map.

Digital Logic & Computer Architecture

Gray Code to Binary Converter

Translate Gray-code sequences into ordinary binary.

Circuit & PCB Design

PCB Trace Width Calculator

Estimate external trace width from current and copper weight.

Circuit & PCB Design

555 Timer Astable Circuit Configurator

Input R1, R2, and C to calculate frequency and duty cycle.

Circuit & PCB Design

Voltage Divider Calculator

Find resistor values for a target output voltage.

Circuit & PCB Design

LED Series Resistor Calculator

Size current-limiting resistors for LEDs.

Circuit & PCB Design

Op-Amp Gain Calculator

Calculate inverting, non-inverting, and differential gain.

Circuit & PCB Design

Passive Filter Designer

Design RC, RL, and LC low-pass or high-pass cutoffs.

Circuit & PCB Design

Decibel to Voltage/Power Converter

Convert dB relationships into voltage and power ratios.

Circuit & PCB Design

Wheatstone Bridge Calculator

Solve bridge balance and unknown resistance values.

Circuit & PCB Design

Skin Depth Calculator

Estimate conductor skin depth at high frequency.

Circuit & PCB Design

Battery Life Calculator

Estimate runtime from capacity and average current draw.

Circuit & PCB Design

Unit Converters

Convert mils, millimeters, copper ounces, and microns.

Signal Processing & Networking

UART Baud Rate & Error Calculator

Calculate divider, achieved baud, and percent error.

Signal Processing & Networking

Nyquist Shannon Sampling Rate Finder

Calculate minimum sampling rates for signals.

Signal Processing & Networking

IPv4 Subnet Mask Calculator

Convert CIDR notation into subnet masks and ranges.

Signal Processing & Networking

Signal-to-Noise Ratio Finder

Calculate SNR from signal and noise measurements.

Signal Processing & Networking

Baud Rate to Bit Rate Converter

Relate symbol rate, modulation, and bit throughput.

Signal Processing & Networking

URL Encoder/Decoder

Encode or decode URL-safe text.

Signal Processing & Networking

ASCII to Hex/Binary/Octal Table

Translate ASCII characters across common bases.

Signal Processing & Networking

Parity Bit Generator

Create even or odd parity bits.

Signal Processing & Networking

Antenna Length Calculator

Estimate dipole and quarter-wave lengths by frequency.

Signal Processing & Networking

Shannon-Hartley Channel Capacity Calculator

Estimate theoretical channel capacity from bandwidth and SNR.

Programming & DevOps Utilities

Hex / Binary / Decimal / Base64 Multi-Converter

Convert register values, byte payloads, and encoded data.

Programming & DevOps Utilities

JSON Formatter/Validator

Format and validate JSON documents.

Programming & DevOps Utilities

String Escaper/Unescaper for C Strings

Prepare text for firmware string literals.

Programming & DevOps Utilities

Unix Timestamp to Human Date Converter

Convert epoch timestamps to readable dates.

Programming & DevOps Utilities

Markdown Table Generator

Create clean Markdown tables from rows and columns.

Programming & DevOps Utilities

Variable Name Converter

Convert snake_case, camelCase, PascalCase, and more.

Programming & DevOps Utilities

Hash Generator

Generate SHA-1 and SHA-256 digests.

Programming & DevOps Utilities

UUID/GUID Generator

Create random identifiers for systems and tests.

Programming & DevOps Utilities

Endianness Swapper

Swap big-endian and little-endian byte order.

Programming & DevOps Utilities

Text to Morse Code

Encode text into Morse symbols.

Math & Physics for Engineers

Complex Number Calculator

Add, multiply, and convert polar or rectangular form.

Math & Physics for Engineers

Standard Deviation/Variance Calculator

Calculate spread for engineering data sets.

Math & Physics for Engineers

Prime Factorization Tool

Break integers into prime factors.

Math & Physics for Engineers

Quadratic Equation Solver

Solve real and complex quadratic roots.

Math & Physics for Engineers

Logarithm Calculator

Calculate base 2, base 10, and natural logarithms.

Math & Physics for Engineers

Significant Figures Calculator

Round and report values with proper precision.

Math & Physics for Engineers

Permutation & Combination Calculator

Calculate nCr and nPr.

Math & Physics for Engineers

Resonant Frequency Calculator

Find resonance in LC and mechanical systems.

Math & Physics for Engineers

Ohm's Law Triangle Tool

Solve voltage, current, resistance, and power.

Math & Physics for Engineers

Percentage Change/Difference Calculator

Compare measurements and tolerances.

Math & Physics for Engineers

Radix Converter

Convert values across bases 2 through 36.