Jev alternatives
Jev is TypeSafe AI's first System One model, released on September 15, 2026. — other Developer Tools tools worth evaluating alongside it.
1. reverse-skill
FreeAn open-source cybersecurity skill router that guides AI coding clients through reverse engineering, penetration testing, CTF, and security research workflows.
2. AirLLM
FreeOpen-source Python library that runs very large language models on low-memory GPUs by streaming model layers one at a time.
3. jcode
Free + paid (from $10/mo)Open-source Rust terminal coding agent for parallel AI-assisted development, memory, swarms, MCP tools, and remote sessions.
4. Superset
Free + paid (from $15/mo)An open-source IDE and developer terminal designed to orchestrate and run multiple AI coding agents in parallel using Git worktrees.
5. i-have-adhd
FreeAn open-source skill that makes coding-agent responses concise, actionable, and ADHD-friendly.
6. book-to-skill
FreeConverts technical books and document collections into structured, on-demand skills for AI coding agents.
7. TryCase
Free + paid (from $19/mo)TryCase provides disposable Linux desktop environments for AI coding agents to run, test, and verify applications with visual and terminal proof.
8. ZCode
Free + paid (from $18/mo)An agentic development environment (ADE) desktop app by Z.ai built for planning, coding, reviewing, and deploying software powered by GLM-5.2.