# ycccccccy/wx_key

获取微信4.0版本以上数据库密钥和图片密钥的工具 | A tool for obtaining database keys and image keys for WeChat versions 4.0 and above

Repository: https://github.com/ycccccccy/wx_key
Canonical: https://ross.abutalabs.com/products/wx_key
License Family: other
Topics: flutter, security, wechat, weixin, key, database, wxkey, hook
Last push: 2026-06-30T03:22:07+00:00

## Health v2 (maintenance only)
Score: 52/100 (v2, computed 2026-09-03T02:20:16.233290+00:00)
- activity 90, release rhythm 21, longevity 23
- inputs: {"age_days": 326, "days_push": 64, "days_rel": 319, "gap_med": null, "n_releases_24m": 1}
- flags: no_license
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 1803, forks 10 (observed 2026-08-28T04:05:38.110645+00:00)

## What it is
A tool that extracted the local database and image encryption keys from WeChat 4.0+ desktop clients, enabling users to decrypt and back up their own chat history. The repository's code has been removed following a DMCA takedown notice, leaving only a satirical README.

## Use cases
- extract wechat 4.0 database key from memory
- decrypt local wechat chat database for backup
- recover wechat chat history after version upgrade
- get wechat image decryption key
- export my own wechat messages to a readable format

## When to choose
- You need to understand how WeChat 4.0+ local key extraction worked for security research
- You want to reference the historical approach before the code was removed

## When to avoid
- You actually need a working tool today - all functional code has been deleted
- You want a legally safe backup method - the project was DMCA'd for circumventing technical protection measures
- You expect support or updates - the repository is effectively dead

## Facets
- artifact type: cli-tool
- maturity: abandoned
- function: security, cryptography, database
- domain: security, privacy, databases, developer-tools
- platform: windows
- tags: wechat, weixin, key-extraction, memory-reading, dmca-takedown, chat-backup, flutter, hooking, desktop

## Member repositories
- ycccccccy/wx_key (main) score 52

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:05:38.110645+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 2026-08-30T03:21:53.280875+00:00, confidence not recorded.
  - readme: https://github.com/ycccccccy/wx_key (fetched 2026-08-28T04:05:38.110645+00:00, sha a9b705073577)
- Data as of 2026-08-30T08:39:29.467469+00:00.