Technical posts & release notes
Deep dives, tutorials, and use-case posts that show how to combine tools, prompts, agent configs, and subagents with Jean2.
The Evolving Agent: How Jean2 Learns Across Sessions
Jean2's agent accumulates knowledge through files on disk. No fine-tuning, no embeddings. Just memory, skills, and session search.
No Baked-In Behavior: Why Your Agent's System Prompt Should Be Yours
Every AI coding agent ships with hidden system prompts you can't change. Jean2 doesn't. Here's why that matters.
From 1.0 to 1.1: What Changed and Why
20 server releases, 19 client releases. Here's what changed between 1.0.0 and 1.1.0, and why each feature exists.
Jean2 1.0.0: SDK, Ask Protocol, and What's Next
Server, client, and SDK all hit 1.0. Tools are now TypeScript. Here's why, what changed, and where it's going.
We're on Discord
Jean2 now has a Discord server. Come hang out, ask questions, share what you're building, or tell me what's broken.
File-to-Markdown: Give Any Agent the Ability to Read PDFs and More
A new Jean2 tool that converts PDFs, Office docs, and archives to Markdown so agents that couldn't read these files now can.
Client 0.8.0, Server 0.9.0: The One Where We Changed the Desktop Stack
New client, new server, new UI, and a signed macOS app. Here's what changed and why.
Jean2: What It Is, Why It Exists, and What's the Point
Not another coding agent. Or, actually, it can be that too. Jean2 is an open-source agent platform with no baked-in behavior, no vendor lock-in, and tools in any language. Here's the full picture.