🔥 Add trending AI coding tools 2026 — new open-source agents, orchestrators & infrastructure

[DijieDeng]

📋 Summary

This PR adds a comprehensive research compilation of the most exciting AI coding tools that have emerged in 2025–2026. I researched across GitHub trending, Hacker News, developer communities, and direct repository analysis to identify tools that are gaining significant traction but are not yet represented in the main list.

✨ What's Included

🔥 New Open-Source Coding Agents

• Qwen Code (27.8K ⭐) — Alibaba's Claude Code-compatible agent, 77.8% SWE-bench
• Kilo Code (27.3K ⭐) — All-in-one platform across VS Code/JetBrains/CLI, 500+ models
• Pi (103K ⭐) — Minimal terminal harness, 20+ providers
• Open SWE (10.7K ⭐) — LangChain's software factory with sandboxed agents
• Crush (27.9K ⭐) — Charmbracelet's beautiful Go TUI agent
• Grok Build (26.5K ⭐) — xAI's official coding agent
• MiMo Code (13K ⭐) — Xiaomi's terminal agent
• Trae Agent (12.1K ⭐) — ByteDance's research CLI agent
• Kimi CLI (11.3K ⭐) — Moonshot AI's CLI agent
• Mistral Vibe (4.9K ⭐) — Mistral's CLI assistant
• Tau (2.6K ⭐) — Hugging Face's educational Python agent

🖥️ Multi-Agent Orchestration

• AionUi (32.8K ⭐) — Desktop Cowork app for 20+ agents
• Emdash (5.7K ⭐) — YC W26 parallel agent workspace
• Orca (Stably) (63.3K ⭐) — Fleet parallel agent runner
• Multica (49.1K ⭐) — Issue-to-agent workspace
• herdr (36K ⭐) — Terminal agent multiplexer

🔧 Agent Infrastructure

• Gentle-AI (6.7K ⭐) — Agent configurator with memory + SDD
• opensrc (3K ⭐) — Vercel's package source fetcher for agent context
• Headroom (69.3K ⭐) — Context compression layer
• agent-browser (42.1K ⭐) — Browser automation for agents
• OpenCodeReview (22K ⭐) — Alibaba's AI code review CLI
• DeerFlow (81.7K ⭐) — ByteDance's super-agent harness
• Symphony (27.1K ⭐) — OpenAI's issue-to-implementation automation

📊 Quick Comparison Table

A handy reference table comparing the top open-source CLI coding agents by stars, language, license, and key differentiator.

📁 File Added

• trending-ai-coding-tools-2026.md — Full research compilation with descriptions, GitHub links, and comparison tables

🔗 Related

This PR complements the existing awesome list by surfacing the latest wave of tools that the community is excited about. Many of these tools would also be great candidates for individual entries in the main README sections.