# ExtropyIO/defi-bot

Tutorial for building DeFi arbitrage bots

Repository: https://github.com/ExtropyIO/defi-bot
Canonical: https://ross.abutalabs.com/products/defi-bot
Language: Solidity
License Family: other
Last push: 2022-03-22T11:25:05+00:00

## Health v2 (maintenance only)
Score: 32/100 (v2, computed 2026-09-02T17:46:02.011165+00:00)
- activity 0, release rhythm 35, longevity 100
- inputs: {"age_days": 2134, "days_push": 1625, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: no_releases, no_license
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 1231, forks 447 (observed 2026-08-28T04:04:04.356122+00:00)

## What it is
A tutorial repository by ExtropyIO teaching how to build a DeFi arbitrage bot that exploits price differences between decentralized exchanges using flash loans. It accompanies a two-part Medium article series and is written in Solidity.

## Use cases
- learn how to build a defi arbitrage bot
- understand flash loan arbitrage between dexes
- tutorial on coding smart contract arbitrage with solidity
- study how amm price differences can be exploited
- example code for flash loan based trading bot

## When to choose
- you want a guided educational walkthrough of flash loan arbitrage concepts
- you are learning Solidity and DeFi mechanics through example code
- you want to follow the accompanying Medium tutorial series

## When to avoid
- you need a production-ready or maintained arbitrage bot
- you require compatibility with current versions of 1inch or dYdX
- you want actively supported software with a license

## Facets
- artifact type: learning-resource
- maturity: abandoned
- function: trading, blockchain, developer-tools
- domain: fintech, tutorials
- platform: python, cross-platform
- tags: defi, arbitrage, flash-loans, solidity, smart-contracts, dex, tutorial, cryptocurrency

## Member repositories
- ExtropyIO/defi-bot (main) score 32

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:04:04.356122+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-30T08:22:24.283232+00:00, confidence not recorded.
  - readme: https://github.com/ExtropyIO/defi-bot (fetched 2026-08-28T04:04:04.356122+00:00, sha a2ca132e9464)
- Data as of 2026-08-30T08:39:29.467469+00:00.