Free / Open-sourceSearch and study millions of public SKILL.md agent skills
Free / Open-sourceSearch and study millions of public SKILL.md agent skills
CalcForge records 31,360 monthly visits with -4.8% month-over-month growth and Free, Paid pricing. Zeabur records 275,642 monthly visits with -15.9% growth and Free Trial, Paid pricing.
Open-source engineering calculators for civil and structural design
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | calcforge.com | zeabur.com |
| Pricing Model | Free, Paid | Free Trial, Paid |
| Monthly Visits | 31.36K (31,360) | 275.64K (275,642) |
| MoM Traffic Delta | -1.56K (-4.8%) | -52.03K (-15.9%) |
| Primary Market & Share | 🇮🇳 India (16.1%) | 🇹🇼 Taiwan (40%) |
| Direct Visits / mo | 12.46K | 153.95K |
| User Rating | 4.3 | 4.4 |
| Supported Platforms | Website | Website |
Open-source engineering calculators for civil and structural design
Structural, geotechnical, tunnelling and contractor tools available free and open source on GitHub.
Searchable construction datasets covering high-rise buildings, bridges, tunnels, dams and housing.
Registered users get calculation workings, bending/shear/deflection diagrams and PDF export.
Four project-based pathways in Python, AI for construction, AI governance and building AI agents.

AI DevOps engineer that deploys and scales your apps
An AI agent that reads your code, detects the language and framework, then plans builds and performs deployment actions from natural-language prompts.
Rent and manage discounted servers from AWS, Hetzner, Linode and others, or run dedicated compute in the region and provider you prefer.
Register domains, manage DNS records with automatic SSL, and send transactional or marketing email with SMTP configured automatically.
Deploy ready-made templates such as AI chatbots, Discord bots and forms in one click, or publish your own and earn money.
Free / Open-sourceSearch and study millions of public SKILL.md agent skills
Free / Open-sourceSearch and study millions of public SKILL.md agent skills
Free / Open-sourceFree practical deep learning courses, research and open-source libraries

Free / Open-sourceOpen-source database of AI models, prices and capabilities
Free / Open-sourceOpen-source database of AI models, prices and capabilities
SpecialistOptimized specifically for running cloud sandboxes and AI agents rather than general web app hosting.
SpecialistOptimized specifically for running cloud sandboxes and AI agents rather than general web app hosting.
Free / Open-sourceFree open course for prompt engineering and AI security
Free / Open-sourceFree open course for prompt engineering and AI security

SpecialistSelf-hosted cloud development environments and AI coding agents for enterprise teams

SpecialistTailored specifically for AI coding agents to provision databases, authentication, and hosting via CLI.

SpecialistProvides persistent Linux virtual machines with root SSH access instead of managed application hosting.
SpecialistProvides persistent Linux virtual machines with root SSH access instead of managed application hosting.

SpecialistIndependently scored open-source alternatives to paid SaaS
SpecialistIndependently scored open-source alternatives to paid SaaS

Courses and best practices for building AI-powered products end to end
Courses and best practices for building AI-powered products end to end
The bug bounty platform built for AI and ML security
The bug bounty platform built for AI and ML security

SpecialistCombines a full-stack web development framework with a managed production cloud for streamlined delivery.
SpecialistCombines a full-stack web development framework with a managed production cloud for streamlined delivery.