Cline

Coding Assistant by Cline
★★★★ ★ 4.5

Open-source AI coding assistant for VS Code, JetBrains, and CLI. Supports 200+ models including Claude, GPT, Gemini. Launched ClinePass in June 2026 with curated models like GLM 5.1 - no API key needed. Free to use with your own API key. 63K+ GitHub stars.

Visit Website Paid from: Free (BYOK)

🆓 Free Tier Details

Free Credits

0

Credit Card

✅ Not Required

Watermark

✅ No watermark

Commercial Use

✅ Allowed

Last verified: 2026-06-17

👍👎 Pros & Cons

✅ Pros

  • + Fully open source, Apache 2.0 license
  • + Model-agnostic, use any provider
  • + Active community, fast updates
  • + Multi-platform: terminal, IDE, web
  • + Auto error detection and fixing

❌ Cons

  • - Requires your own API key
  • - Complex tasks burn tokens fast
  • - Many config options, learning curve for beginners

🎯 Key Features

VS Code Extension JetBrains Plugin CLI Terminal Mode Kanban Multi-Agent Board Plan/Act Dual Mode 200+ AI Model Support MCP Server Extensions Auto Linter Error Fix ClinePass Model Service (GLM 5.1 etc.)

💡 Tips & Tricks

  • 1 Start with Claude Sonnet for best cost-performance
  • 2 Define project rules in .clinerules for better results
  • 3 Use OpenRouter for 200+ models with transparent pricing
  • 4 ClinePass offers GLM 5.1 and more - try it if you don't want to bring your own API key
📅 Last verified: 2026-06-17
🚩 Report Outdated Info

🔗 Related Coding Assistant Tools

Codeium

Coding Assistant
⭐ 4

Established AI coding assistant supporting 70+ languages with broad IDE plugin coverage. Personal tier is completely free with no usage limits. Enterprise tier adds more features.

🆓 0 ()
Paid from: Free (Personal)
View Details

Tongyi Lingma

Coding Assistant
⭐ 4

Alibaba's AI coding assistant, deeply integrated with VS Code and JetBrains. Uses Qwen models, excellent Chinese coding experience. Free for individuals, enterprise by seat.

🆓 0 ()
Paid from: Free (Personal)
View Details

CodeBuddy

Coding Assistant
⭐ 3.5

Tencent's AI coding assistant, deeply integrated with Tencent Cloud. Supports code completion, chat, and code review. Free for individuals, enterprise plans available.

🆓 0 (One-time)
Paid from: Pay-as-you-go API
View Details

AtomCode

Coding Assistant
⭐ 4.5

Huawei-backed open-source terminal AI coding assistant, competing with Claude Code. CodingPlan offers free 30-day access to GLM-5.1, DeepSeek-V4-Flash, Qwen3 series and more, running on Ascend chips with 5-hour rolling window metering.

🆓 30 days (One-time)
Paid from: CodingPlan free, API separate
View Details

📬 Get Weekly Free AI Tool Picks

Subscribe to our mailing list for curated free AI tool picks delivered weekly.