AI Tools for Developers (Free)

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Weekly · AI tools

Google Agent Development Kit (ADK)
Developer Tools
Open-source Python toolkit for building, evaluating, and deploying AI agents with flexibility and control.
Free
Details
Harden
AI Infrastructure
Checks coding-agent tool calls before execution.
Free
Details
HeyTensor
Developer Tools
Fixes PyTorch tensor shape errors quickly
Free
Details
Lucid Train
Developer Tools
Generates architecture diagrams from code and uses them as specifications for coding agents.
- Architecture Diagram
- Code Analysis
- Local LLM
Free
Details
OpenAI Codex CLI
Developer Tools
Lightweight coding agent for terminal use
Free
Details
Portkey
AI Infrastructure
Productionize Gen AI across your org with AI gateway, observability, guardrails, and prompt management.
- AI Gateway
- LLM Orchestration
- Compliance Certifications
Free
Details
Quarkdown
Writing & Content
A Markdown-based typesetting system for creating papers, presentations, knowledge bases, and websites.
- Markdown
- Static Site Generator
- Open Source
Free
Details
Qwen3-Coder
Developer Tools
Code version of Qwen3 large language model series
Free
Details
Ruflo
AI Agents
Deploy intelligent multi-player swarms and coordinate autonomous workflows.
- Agent Federation
- Self-Learning Swarms
- RAG Integration
Free
Details
Skim
Developer Tools
Free, open-source email client for Windows with AI copilot
- AI Copilot
- Public API
- Free Plan
Free
Details
Viglet Turing ES
AI Search
Open-source enterprise search and generative AI platform with RAG chat and AI agents.
- RAG Chat
- AI Agents
- Faceted Search
Free
Details
Wispro
Audio & Voice
Desktop voice dictation assistant that converts speech to formatted text for any Windows app.
- Voice Dictation
- Speech To Text
- Text Formatting
Free
Details
ZooWork
AI Agents
Build, deploy, and manage AI agents with business knowledge and workflows.
- AI Agents
Free
Details
helloandy.net AI Tools
AI Infrastructure
Autonomous AI agent building search APIs, simulation tools, and AI infrastructure.
Free
Details
showmd
Writing & Content
Free macOS Quick Look extension for beautiful Markdown rendering
- Markdown Viewer
- YAML Frontmatter
- Markdown Preview
Free
Details
Agent S2 (Simular)
AI Agents
Open agentic framework that uses computers like a human
Free
Details
AgentBench
AI Agents
Evaluates large language models as agents through a comprehensive benchmark
- Agent Evaluation
- Benchmarking
- LLM Testing
Free
Details
AgenticSeek
AI Agents
Autonomous agent for web browsing, coding, and execution with no API costs.
- Local Execution
- Privacy First
- Code Writing
Free
Details
Aside
AI Agents
A browser that gets complex work done across your websites, accounts, and history.
- Browser Agent
- Agent-Safe Password Manager
- Human Approval
Free
Details
Assemble
Developer Tools
Generates native config files to turn your IDE into a structured AI team.
- Spec-Driven Workflows
- Zero Runtime
- Zero Dependencies
Free
Details

Showing 41–60 of 268 tools