wtf, biggest leak of the year. This is absolute insane. Claude code source code leaked. That was NOT on my bingo card.
CODE
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Claude Code CLI Full Agentic Architecture Released on Github
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HOLY, Claude Code CLI (≈500k+ lines), revealing its full agentic architecture, now on Github!
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Claude Code source code leaked for security research
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Looks confirmed, as @jadennguyen_me already captured a snapshot of Claude Code's source, archived for *security research* → https://
github.com/dam2onkid/clau
de-code
… https://
github.com/dam2onkid/clau
de-code
… -
AI agents for automated browser-based software testing
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Writing test scripts is dead. AI agents now test your app in a real browser.
— AlphaSignal AI (@AlphaSignalAI) 31 mars 2026
Most testing tools can't see what users see.
They check functions, not actual browser behavior.
Expect is an open-source CLI repo that fixes this.
It scans your git diff and hands it to an AI… pic.twitter.com/FXxypZ6KQ1Writing test scripts is dead. AI agents now test your app in a real browser. Most testing tools can't see what users see. They check functions, not actual browser behavior. Expect is an open-source CLI repo that fixes this. It scans your git diff and hands it to an AI
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Anthropic Package Removal: GitHub Archive Remains Permanent
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Anthropic pulled the package and deleted older versions from the registry but the GitHub archive is already permanent. That's how npm incidents work in 2026 and they know it.
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Model Training with SFT Using Claude and GPT-4o-mini
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When I published this post I hadn't yet come across Trip's own writeup of the project, which provides way more detail about how he trained the model including SFT (supervised fine tuning) against synthetic chat examples created using Claude Haiku and GPT-4o-mini
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Claude Source Code Allegedly Leaked Through npm Map File
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WILD if true. @Fried_rice is reporting that Claude's source code leaked via an npm .map file Code: …
https://pub-ae
a8527898604c1bbb12468b1581d95e.r2.dev/src.zip -
First Conference with SKILL.md Submissions
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The first conference where your submission isn't a paper.
— God of Prompt (@godofprompt) 31 mars 2026
It's a SKILL.md file Claude can execute, review, and reproduce end-to-end.
Stanford and Princeton just made reproducibility the submission format.
$50,000 prize pool. 364 winners.
Deadline April 5 👇… https://t.co/4ql4fVGe4QThe first conference where your submission isn't a paper. It's a SKILL.md file Claude can execute, review, and reproduce end-to-end. Stanford and Princeton just made reproducibility the submission format. $50,000 prize pool. 364 winners. Deadline April 5
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Active Supply Chain Attack Targets Axios Platform
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In case you haven’t seen the news about the active supply chain attack targeting Axios:
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Check Axios Supply-Chain Attack Compromise Free Claude Skill
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🚨 Want to quickly check if you've been compromised by the Axios supply-chain attack?
— Charly Wargnier (@DataChaz) 31 mars 2026
Hari (@hrkrshnn) just shipped a free @claudeai skill for us 🙏
/plugin marketplace add cantinasec/plugins
/plugin install cantinasec@cantinasec-plugins
/reload-plugins
/cantinasec:axios pic.twitter.com/XlUdHdDcl7Want to quickly check if you've been compromised by the Axios supply-chain attack? Hari (
@hrkrshnn
) just shipped a free @claudeai skill for us /plugin marketplace add cantinasec/plugins
/plugin install cantinasec@cantinasec-plugins
/reload-plugins /cantinasec:axios