BoringToolsKit for ChatGPT
io.github.roadtogideon222-byte/boringtoolskit
36 free private calculator tools for Claude. No accounts, no data leaves your session.
client:ChatGPT
transport:streamable-http
tools:36
Install BoringToolsKit in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://boringtoolskit.com/mcpCustom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs
What ChatGPT can do once it is connected
- tip_bill_split
- discount_percent_off
- bmi
- bmr_tdee
- mortgage_payment
- auto_loan
- compound_interest
- savings_growth
- simple_interest
- calorie
- percentage
- square_footage
- apy
- win_loss_percentage
- slope
- rule_of_72
- cagr
- remainder
- combinations
- margin_of_error
- va_mortgage
- gross_rent_multiplier
- emergency_fund
- dividend_reinvestment