Development and Tools
264 free Development and Tools tools, ranked by recommendation. How to use each free and whether signup is needed is on its detail page; always follow the official site.
Free only · 264 tools
Text to Cron
A free Cron expression generator tool.
PDF Candy
PDF Converter
MarsAi
A high-level programming platform powered by AI, helping you build most applications faster!
PromptTools
An open-source toolkit for testing and experimentation
DeepClaude
A unified API and chat interface that integrates the inference capabilities of DeepSeek R1 with the creativity and code generation abilities of Claude.
Tailwind Genius
AI-generated custom Tailwind CSS components
Langflow
Langflow is a low-code AI building tool for rapidly developing powerful AI agents and workflows.
ChartDB
Database Schema Visualization Tool
local.ai
Local AI management, validation, and inference
IShell
A free, lightweight, high-performance SSH tool.
Salt AI
Build, share, and extend limitless AI workflows
fluidstack.io
Leading GPU cloud, providing infinite scale for AI and LLM training
Tilda
Build a website for free without coding
Stagehand.dev
Stagehand is an AI web browsing framework that extends Playwright into a natural language automation browser.
ParallelGPT
Batch Processing for ChatGPT Queries