CalcForge records 31,360 monthly visits with -4.8% month-over-month growth and Free, Paid pricing. Claude records 1,253,439,413 monthly visits with +23.8% growth and Freemium pricing.
Open-source engineering calculators for civil and structural design
Anthropic's frontier AI workspace powered by Claude 5.5 for agentic coding, analysis, and nuanced writing.
| Dimension / Metric | ||
|---|---|---|
| Official Domain | calcforge.com | claude.ai |
| Pricing Model | Free, Paid | Freemium |
| Monthly Visits | 31.36K (31,360) | 1.25B (1,253,439,413) |
| MoM Traffic Delta | -1.56K (-4.8%) | +240.78M (+23.8%) |
| Primary Market & Share | 🇮🇳 India (16.1%) | 🇺🇸 United States (24.5%) |
| Direct Visits / mo | 12.46K | 903.03M |
| User Rating | 4.3 | 4.8 |
| 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.
Anthropic's frontier AI workspace powered by Claude 5.5 for agentic coding, analysis, and nuanced writing.
Combines frontier Claude Opus 5.5 and high-speed Sonnet 5.5 with configurable extended thinking, up to 1M-token context windows, and 128K-token outputs.
Pro, Max, and Team Premium plans bundle Claude Code for autonomous command-line software engineering, test execution, and repository-wide refactoring.
Renders live interactive web apps, visualizations, spreadsheets, and formatted PowerPoint decks in a dedicated workspace panel alongside the chat.
Grounds conversations in shared project knowledge bases and connects directly to local filesystems, GitHub, Slack, and internal databases via MCP.
Stronger multimodal voice capabilities and reasoning models, but less refined inline artifact generation and agentic coding.
Stronger multimodal voice capabilities and reasoning models, but less refined inline artifact generation and agentic coding.
Massive context window and deep Google Workspace integration, but less nuanced creative writing and coding control.
Massive context window and deep Google Workspace integration, but less nuanced creative writing and coding control.
Free / Open-sourceSignificantly lower API costs and powerful open-weight reasoning models, but a less polished consumer chat workspace.
Free / Open-sourceSignificantly lower API costs and powerful open-weight reasoning models, but a less polished consumer chat workspace.
Real-time access to live social media data and rapid image generation, but less reliable for technical coding tasks.
Real-time access to live social media data and rapid image generation, but less reliable for technical coding tasks.
SpecialistUnified document management and structured database workflows with built-in AI, but less powerful standalone LLM reasoning.
SpecialistSuperior real-time web search with verifiable inline citations, but less capable at complex multi-file coding and artifact creation.
SpecialistSuperior real-time web search with verifiable inline citations, but less capable at complex multi-file coding and artifact creation.
SpecialistDedicated AI-first code editor built for multi-file software engineering, but lacks general-purpose writing and analytical projects.
SpecialistDedicated AI-first code editor built for multi-file software engineering, but lacks general-purpose writing and analytical projects.
SpecialistExceptional long-context document analysis and multi-step research, but lacks Claude's polished interactive coding artifacts.
SpecialistExceptional long-context document analysis and multi-step research, but lacks Claude's polished interactive coding artifacts.
SpecialistFully autonomous agent executing complex multi-step web tasks, but less suited for conversational brainstorming and iterative writing.
SpecialistFully autonomous agent executing complex multi-step web tasks, but less suited for conversational brainstorming and iterative writing.
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-sourceFully open-source multi-model interface connecting your own API keys, but requires manual setup and hosting.
Free / Open-sourceFully open-source multi-model interface connecting your own API keys, but requires manual setup and hosting.
Free / Open-sourceOpen-source desktop app for running models completely offline on local hardware, but limited by local GPU power.
Free / Open-sourceOpen-source desktop app for running models completely offline on local hardware, but limited by local GPU power.
