Developer Tools

UN

Unity

4.0/5.01 verified review

Freemium

The leading real-time development engine for building interactive 2D, 3D, and XR experiences.

• Cross-platform ecosystem with native deployment to consoles, mobile devices, and XR systems
• Extensive developer community with a vast library of ready-to-use plugins and assets
• Extensible C#-based visual environment with optimized compilation support

NA

Napkin AI

4.0/5.01 verified review

Freemium

AI-powered platform for automatic generation of diagrams, charts, and infographics from text.

• Rapid generation of visuals without design skills.
• Full editability of generated visual elements.
• Support for text-based presentation decks.

MO

ModelFold

4.0/5.01 verified review

Freemium

API cost calculator and unified gateway for multimodal AI models

• Unifies multiple AI model providers under a single account and balance
• Transparent estimation tooling to forecast engineering and API budgets
• Token-based consumption pricing synced with live model catalogs

OP

OpenMail

4.0/5.01 verified review

Freemium

Email API infrastructure specifically designed for AI agents.

• Native agent integration via Webhooks and WebSockets.
• Architecture focused on reply-based workflows instead of bulk mailing.
• Intuitive CLI for quick deployment in Node.js environments.

TM

Temp Mailboxes

4.0/5.01 verified review

Freemium

Receive-only temporary email service with public shared mailboxes and developer APIs.

• Instant access without registration for public mailboxes.
• Advanced developer API and OTP event streaming for automated workflows.
• Support for private mailboxes and custom domains on paid tiers.

PR

Predictygraph

4.0/5.01 verified review

Freemium·Open Source·Apache-2.0

Predictable graph generation using readable text definitions and custom CSS styling.

• Plain text graph definitions perfectly suited for Git version control.
• Full styling flexibility using standard CSS stylesheets.
• Prevents disruptive automatic layout shifts when editing individual nodes.

1stars on GitHub

CO

Concepts

4.0/5.01 verified review

Freemium

Interactive explainers for computer science and engineering concepts with adjustable inputs.

• Interactive simulations based on real input parameters.
• Direct focus on software engineering fundamentals.
• Lightweight web interface focused on visual understanding.

1stars on GitHub

PH

PHackerProducts

4.0/5.01 verified review

Freemium

Software recommended by the Hacker News technical community backed by real comment context.

• Sourced entirely from real discussions within the Hacker News community.
• Detailed categorization across developer tools, infrastructure, and DevOps.
• Includes concrete pros and cons grounded in actual user experiences.

AI

Agent Inbox

4.0/5.01 verified review

Freemium

The email, Slack, and Telegram inbox built for AI agents via CLI.

• Unified CLI interface to handle multiple channels like email, Slack, and Telegram.
• Native Model Context Protocol (MCP) integration for AI agents.
• Quick installation and setup process via npm.

40.2kstars on GitHub

SL

StereoLift Live

4.0/5.01 verified review

Freemium

Windows or Linux desktop converted to real stereoscopic 3D streamed to Meta Quest.

• Real-time 2D to stereoscopic 3D conversion using local NVIDIA hardware.
• Low-latency local network streaming to Meta Quest headsets.
• Integrated 2D mode for efficient desktop control and management.

CO

Confetti

4.0/5.01 verified review

Freemium

A workbench for designing, understanding, and building hardware inventions.

• Friendly visual environment for hardware prototyping
• Permanent free tier with monthly credits
• Streamlined workflow for inventors and creators

SL

SlideBySide

4.0/5.01 verified review

Freemium

Present slides together in real-time through web browsers without screen sharing.

• Does not require video conferencing software installation or accounts for the audience.
• Works directly in any modern browser with real-time cursors.
• Supports direct import of PDF, PPT, and PPTX formats or from Google Drive and OneDrive.