TheBrainCord
TBC Tools
Free, browser-based utilities. Nothing you open here is uploaded to a server — every tool runs and stores data locally in your browser.
File Converter
PDF / CSV / JSON / TXT / MD → clean Markdown
Strips formatting noise and converts files to clean Markdown entirely in your browser — built to cut LLM token usage when pasting documents into a prompt.
Invoice Generator
Offline invoices with a one-tap WhatsApp send
Create localized, professional invoices and share them straight to a client's WhatsApp — no account, no server, works offline after first load.
Accounting Dashboard
Targets vs. progress, tracked locally
A lightweight financial tracker that compares targets against actuals with simple charts — all data stays in your browser's local storage.
Open-Source Aggregator
One search bar across the best free APIs
Aggregates high-utility free and open-source APIs behind a single interface — a discovery funnel into TheBrainCord's wider tool ecosystem.
NVIDIA AI Agent
A ReAct agent on NVIDIA NIM models — bring your own key
Runs a Thought/Action/Observation reasoning loop against build.nvidia.com NIM models. Paste your own NVIDIA API key (used only to power this agent, never stored server-side) and watch it search, calculate, and answer step by step.
SEO & Content Auditor
Paste a URL, get an actionable SEO to-do list
Scrapes a page and analyzes its text structure, keyword density, and readability with your own Gemini API key — no account, results in seconds.
Crypto & Fiat Tracker
Net worth across wallets and banks, in one view
Tracks crypto and fiat holdings side by side, converting everything into your local currency with live CoinGecko and exchange-rate data.
Travel & Itinerary Planner
A weather-aware trip plan you can share in one tap
Builds a day-by-day itinerary matched to the forecast and your interests using OpenWeatherMap and your own xAI Grok API key — shareable straight to WhatsApp.
Loan / EMI Calculator
EMI, interest, and prepayment at a glance
Compare monthly EMI, total interest, and how extra prepayments shorten your loan — fully in your browser, with a path to Liquifi when you are ready to apply.
Loan EMI Calculator
EMI, total interest, and amortization schedule
Calculate monthly EMI, total interest, and a full amortization table for home, personal, or vehicle loans — entirely in your browser.
More from TheBrainCord
Free tools are just the start — explore our products for travel, finance, editing, and learning.