Dev Tools
Discover the best developer tools for building AI applications. From CLI agents to IDEs, libraries to frameworks.
Promoted
120 Dev Tools found
Filesystem MCP Server
MCP Server
Open Source
Reference MCP server for local files
typescript
FineWeb
Datasets
Open Source
15T-token cleaned web dataset
Firecrawl
Data Processing
Open Source
Turn websites into LLM-ready data
typescript
python
Flowise
Framework
Open Source
Drag-and-drop LLM app builder
typescript
Gemini CLI
CLI Agent
Open Source
Retired open-source terminal AI agent (see Antigravity CLI)
typescript
Giskard
Testing
Open Source
Testing and red-teaming for LLM apps
python
GitHub Copilot
IDE / Editor
AI pair programmer in your editor
python
javascript
typescript
+3
GitHub MCP Server
MCP Server
Open Source
Official MCP server for GitHub
go
Goose
CLI Agent
Open Source
Open-source, on-machine AI agent
rust
python
typescript
Guardrails AI
Library
Open Source
Validation and structure for LLM output
python
Guidance
Library
Open Source
Control generation structure with guaranteed output formats
python
Haystack
Framework
Open Source
End-to-end LLM framework for production NLP pipelines
python