Top Editor Extensions for Coding in 2026
10 Editor Extensions compared in 2026. Features, pricing, supported platforms, integrations, and recommendations to help you choose the right one for your developer workflow.
AI coding assistant built for AWS developers
by Amazon (AWS)
Augment Code 🇺🇸
Context-aware AI coding with deep project understanding
by Augment
Continue 🇺🇸
Open-source AI coding extension
by Continue
Google's AI coding assistant
by Google
Your AI pair programmer
by GitHub (Microsoft)
Native AI assistant for JetBrains IDEs
by JetBrains
KiloCode 🇺🇸
Open-core AI coding agent for VS Code and JetBrains
by Kilo
Supermaven 🇺🇸
Ultra-fast AI code completion (sunset)
by Supermaven (acquired by Cursor)
Tabnine 🇮🇱
AI assistant that understands your code
by Tabnine
Zencoder 🇺🇸
Codebase-aware AI coding extension
by Zencoder
Editor Extensions Compared
Here are 10 editor extensions available in 2026. Each takes a different approach to AI-powered coding assistance.
Amazon Q Developer
AWS-native AI coding assistant for IDE plugins (VS Code, JetBrains) and the AWS console. Strong AWS service knowledge (CDK, Lambda, IAM, infrastructure-as-code). AWS announced end-of-support April 30, 2026 with replacement product Kiro.
- Code completions
- AI chat
- Agentic mode
- Multi-file editing
Augment Code
Context-aware AI agent for VS Code, JetBrains, and CLI. Indexes your codebase to provide repo-aware completions and chat. Indie ($20/mo) through Max ($200/mo) plans use a credit-based usage model.
- Code completions
- AI chat
- Agentic mode
- Multi-file editing
Continue
Open-source AI IDE extension for VS Code and JetBrains. Configurable model, RAG, and rules. Pay-as-you-go ($3/M tokens) or Team at $20/seat/month with included credits.
- Code completions
- AI chat
- Agentic mode
- Multi-file editing
Gemini Code Assist
Google's AI-powered coding assistant built on Gemini. Provides code completions, chat, code transformations, and full codebase awareness in VS Code and JetBrains IDEs.
- Code completions
- AI chat
- Code transformations
- Codebase awareness
GitHub Copilot
GitHub's AI coding assistant that suggests code completions, whole functions, and chat-based help directly in your editor.
- Code completions
- Chat
- CLI integration
- Pull request summaries
JetBrains AI Assistant / Junie
AI assistant and Junie agent built into every JetBrains IDE (IntelliJ, PyCharm, WebStorm, etc.). Free tier ships with 3 credits. Pro $10/mo, Ultimate $30/mo, Enterprise $60/mo.
- Code completions
- AI chat
- Junie (autonomous agent)
- Multi-file editing
KiloCode
Open-core AI coding agent for VS Code, JetBrains, and CLI. Free with BYOK or pay-per-use credits at cost. Teams plan adds organizational features.
- AI chat
- Agentic mode
- Multi-file editing
- Terminal commands
Supermaven
Supermaven was an ultra-fast AI code completion tool. Acquired by Anysphere (Cursor) in November 2024 and sunset in November 2025. Its technology now powers Cursor's Tab AI. Existing extensions still provide basic autocomplete but no new features or paid plans.
- Code completions
- AI chat
- Adaptive learning
- Low-latency suggestions
Tabnine
Enterprise-grade AI coding platform focused on privacy and compliance. Offers self-hosted, VPC, on-prem, and air-gapped deployment. Free and individual tiers discontinued in 2025.
- Code completions
- Chat
- Local model option
- Self-hosted deployment
Zencoder
AI coding extension for VS Code and JetBrains with a custom Coffee Agent for repo-aware tasks. Free tier; Starter $19/mo through Max $250/mo on per-user pricing.
- Code completions
- AI chat
- Agentic mode
- Multi-file editing