CalcForge records 31,360 monthly visits with -4.8% month-over-month growth and Free, Paid pricing. Civitai records 6,963,136 monthly visits with +12.8% growth and Freemium pricing.
Open-source engineering calculators for civil and structural design
Discover, download and generate with open-source AI models for image, video and 3D.
| Dimension / Metric | ||
|---|---|---|
| Official Domain | calcforge.com | civitai.com |
| Pricing Model | Free, Paid | Freemium |
| Monthly Visits | 31.36K (31,360) | 6.96M (6,963,136) |
| MoM Traffic Delta | -1.56K (-4.8%) | +791.97K (+12.8%) |
| Primary Market & Share | 🇮🇳 India (16.1%) | 🇺🇸 United States (18.8%) |
| Direct Visits / mo | 12.46K | 3.75M |
| User Rating | 4.3 | 4.6 |
| 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.
Discover, download and generate with open-source AI models for image, video and 3D.
Browse one of the largest public libraries of open-source image, video and 3D AI models, with ratings, reviews, example images and download counts on every model page.
Generate images, video and 3D assets in the browser using hosted versions of featured models, no local GPU or setup required.
Search, collect and organize checkpoints, LoRAs, embeddings and ControlNet models, then compare outputs side by side before committing to a workflow.
Join challenges, events and creator leaderboards, follow top artists, remix images and share your own models with the community.
SpecialistOffers an active art community and custom model generation, but focuses more on app-based creation than raw model sharing.
SpecialistOffers an active art community and custom model generation, but focuses more on app-based creation than raw model sharing.
SpecialistProvides advanced node-based control for running diffusion models, but lacks Civitai's social model-sharing community hub.
SpecialistProvides advanced node-based control for running diffusion models, but lacks Civitai's social model-sharing community hub.
SpecialistExecutes complex ComfyUI workflows in the cloud, but lacks Civitai's extensive public model gallery and social features.
SpecialistExecutes complex ComfyUI workflows in the cloud, but lacks Civitai's extensive public model gallery and social features.
Free / Open-sourceHosts open-source AI models and datasets with online demos, though it caters more to researchers than hobbyist artists.
Free / Open-sourceHosts open-source AI models and datasets with online demos, though it caters more to researchers than hobbyist artists.
Shares and hosts Stable Diffusion checkpoints and LoRAs with built-in cloud generation, closely matching Civitai's community model.
Shares and hosts Stable Diffusion checkpoints and LoRAs with built-in cloud generation, closely matching Civitai's community model.
SpecialistFeatures a vibrant AI art creation community, but does not support downloading or sharing raw custom checkpoints and LoRAs.
SpecialistFeatures a vibrant AI art creation community, but does not support downloading or sharing raw custom checkpoints and LoRAs.
SpecialistFocuses heavily on anime art generation and character roleplay, offering a more niche community than general open-source hubs.
SpecialistFocuses heavily on anime art generation and character roleplay, offering a more niche community than general open-source hubs.
Free / Open-sourceSearch and study millions of public SKILL.md agent skills
Free / Open-sourceSearch and study millions of public SKILL.md agent skills
SpecialistProvides robust image generation and fine-tuning tools, but operates as a proprietary platform rather than an open model hub.
SpecialistProvides robust image generation and fine-tuning tools, but operates as a proprietary platform rather than an open model hub.
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
Free / Open-sourceFree open course for prompt engineering and AI security
Free / Open-sourceFree open course for prompt engineering and AI security
