Sunday, August 30, 2026

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BC BrightCoding Hub

🧰 168 free tools · 3 sources

Free Tools & Calculators

Every free tool from the BrightCoding ecosystem in one place: AI generators from PromptHub, developer utilities from Smart Converter, and EV calculators from EV Hub. No signup required.

✨ 26 AI tools · PromptHub 🧰 79 utilities · Smart Converter ⚡ 63 calculators · EV Hub

All sources ✨ PromptHub 🧰 Smart Converter ⚡ EV Hub

All categories AI Studio Battery Bidirectional Calculators Charging Cost Decision Design & CSS Developer Engineering Environment Home & Solar Image Learn PDF Tools Prompt Tools Range Text & Writing Trip

Showing 60 of 168 tools

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AC vs DC Charging

Speed, cost & battery impact.

Age Calculator

Exact age in years, months & days

Smart Converter

AI Business Studio

Business names, plans, pitch decks & pricing.

AI Career Studio

Cover letters, resume summaries & interview prep.

AI Chat

Free AI assistant — ask anything, get answers instantly.

AI Code Lab

Generate, explain, debug code & optimize SQL.

AI E-commerce

Product descriptions, listing titles & review replies.

AI Education Hub

Lesson plans, worksheets, tests & a free AI tutor.

AI Email Studio

Cold emails, follow-up sequences & newsletters.

AI Excel & Data Studio

Excel formulas, data cleaning, regex & analysis plans.

AI Finance Hub

Budgets, savings, debt payoff & investing basics.

AI Fitness Studio

Workout plans, meal plans & home workouts.

AI Food Studio

Recipes from any ingredients, meal ideas & swaps.

AI HR Studio

Job descriptions, onboarding plans & references.

AI Image Analyzer

Image to prompt & SEO alt text via Gemini Vision.

AI Learn Hub

Summaries, flashcards, quizzes & study plans.

AI Marketing Studio

Slogans, landing pages, press releases & campaigns.

AI Product Studio

PRDs, user stories, roadmaps & prioritization.

AI Prompt Generator

Create optimized, ready-to-use prompts for any task.

AI Real Estate Studio

Listings, rental ads, staging & neighborhood guides.

AI SEO Studio

Keywords, content briefs, FAQ schema & product copy.

AI Social Studio

Captions, hashtags, YouTube scripts & ad copy.

AI Story Studio

Short stories, book outlines & catchy titles.

AI Travel Studio

Itineraries, packing lists & destination guides.

AI Writer Studio

Blog posts, SEO meta tags & content rewriter.

Base64 Encoder

Encode and decode Base64

Smart Converter

Battery Comparison

LFP vs NMC vs NCA side by side.

Battery Cycle Life

Cycles used & remaining life.

Battery Degradation

Capacity & range after 3, 5, 8, 10 years.

Battery Engineering

Voltage, current & energy math.

Battery Health Tracker

Track SoH & project degradation.

Battery Warranty

Coverage, threshold & time left.

Binary Converter

Binary ↔ Decimal ↔ Hex

Smart Converter

BMI Calculator

Check your Body Mass Index

Smart Converter

Box Shadow

Visual CSS box shadow builder

Smart Converter

Business Days

Count working days

Smart Converter

Cable & Breaker

Electrical sizing for your wallbox.

Caesar Cipher

Caesar cipher with brute force

Smart Converter

Can I Reach My Destination?

Instant EV range feasibility check.

Carbon Footprint

Lifetime CO2 & carbon payback.

Case Converter

UPPER, lower, Title, camelCase

Smart Converter

Charger Sizing

Pick the right wallbox power.

Charging Cost

Home vs public, per 100 km & per year.

Charging Efficiency

Energy loss & real wall cost.

Charging Networks

Compare prices, speed & coverage.

Charging Schedule

Off-peak savings optimizer.

Charging Station Map

Find public chargers near you.

Charging Time

10-80% time at any charge power.

City Range

Urban range with regenerative braking.

Clothing Size

Convert US, UK & EU sizes

Smart Converter

CO2 Savings

Emissions avoided by going electric.

Code Minifier

Minify HTML, CSS, and JS

Smart Converter

Color Palette

Generate harmonious palettes

Smart Converter

Color Picker

Pick colors in HEX, RGB, HSL

Smart Converter

Compound Interest

Project savings growth

Smart Converter

Compress PDF

Reduce PDF file size

Smart Converter

Contrast Checker

WCAG accessibility check

Smart Converter

Cron Parser

Parse cron expressions to schedules

Smart Converter

CSS Formatter

Beautify and minify CSS

Smart Converter

CSV to JSON

Convert CSV to JSON

Smart Converter

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