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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.
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✓ verifiedFreemium
Open-source AI coding assistant offering autocomplete and chat in IDEs; the company was acquired by Cursor.
775K visits/mo
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CodebaseChat
✓ verifiedFreemium
Connects Git repos to answer plain-English questions about your code with file references and dependency context.
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Angular.dev
✓ verifiedFree
Google's open-source TypeScript framework for building scalable web apps, featuring signals, reactivity and first-party tooling.
1.1M visits/mo
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TheToolBus AI
✓ verifiedFree
Free browser-based toolbox of 146+ PDF, image, converter, and calculator utilities that require no signup or watermark.
3.1K visits/mo
Pricing
No public pricing
Starter: $0 (1 repo, 50 questions/mo)
Pro: $12/mo (10 repos, unlimited questions)
Team: $49/mo (unlimited repos, SSO)
No public pricing
No public pricing
Core features
- ✦Open-source AI code assistant
- ✦Customizable autocomplete
- ✦In-editor AI chat
- ✦Community-built coding agent
- ✦Natural-language search across a codebase
- ✦Architecture explanations and dependency graphs
- ✦Bug hunter that traces issues across files
- ✦AI code review before opening a PR
- ✦Automatic documentation generation
- ✦Multi-repo support via OAuth
- ✦Signals-based fine-grained reactivity
- ✦Built-in control flow and deferrable views
- ✦Server-side rendering and hydration
- ✦First-party routing, forms and dependency injection
- ✦AI-forward tooling and MCP resources
- ✦In-browser tutorials and playground
- ✦146+ free browser-based tools with no signup
- ✦PDF merging, splitting, compressing, and conversion
- ✦Image format conversion and compression
- ✦General converters (currency, JSON, regex, etc.)
- ✦Calculators for finance, health, and unit conversion
- ✦Professional generators (invoices, resumes, QR codes)
Use cases
- →Get AI code completions while coding
- →Ask questions about code in the editor
- →Build on an open-source coding-agent foundation
- →Onboarding new engineers faster
- →Answering questions about a codebase
- →Understanding how components connect
- →Finding and diagnosing bugs
- →Generating documentation from code
- →Building scalable single-page apps
- →Enterprise web application development
- →Performance-critical front ends
- →Learning modern web development
- →Quickly compressing or merging PDFs without an account
- →Converting images between formats on the fly
- →Generating an invoice or resume without paid software
- →Building QR codes or email signatures for free
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