Eraser records 534,396 monthly visits with -23.6% month-over-month growth and Freemium, Paid, Contact for Pricing pricing. Koolay records 358 monthly visits with -75% growth and Freemium pricing.
AI diagrams and technical design docs built from your code and systems
The operating system nonprofits run on — donors, grants, events and e-sign in one place
| Dimension / Metric | | |
|---|---|---|
| Official Domain | eraser.io | koolay.com |
| Pricing Model | Freemium, Paid, Contact for Pricing | Freemium |
| Monthly Visits | 534.4K (534,396) | 358 (358) |
| MoM Traffic Delta | -164.9K (-23.6%) | -1.08K (-75%) |
| Primary Market & Share | 🇮🇳 India (39.6%) | 🌐 Global (—) |
| Direct Visits / mo | 267.66K | 142 |
| User Rating | 4.6 | 4 |
| Supported Platforms | Website | Website |
AI diagrams and technical design docs built from your code and systems
Generate architecture diagrams, flowcharts, sequence diagrams, and BPMN from a text prompt, code, Terraform, or an uploaded PDF, Word, Excel, PowerPoint, Draw.io, or Visio file.
Build interactive maps that sync with cloud accounts, repositories, and internal catalogs so the picture stays close to the real environment, with drill-down from org level to a single container.
Paste code or connect private and public Git repositories, Confluence, Notion, VS Code, and GitHub to keep diagrams grounded in actual implementation.
Run the agent toolkit in your own infrastructure under an MIT license and let MCP-compatible clients create, search, update, and export diagrams with OAuth or API tokens.
The operating system nonprofits run on — donors, grants, events and e-sign in one place
EIN-matched grant search across 30K+ live opportunities, 1.9M nonprofits and 184K funders, with 990-PF funder dossiers and Why-GO scoring.
An AI grant writer grounded in your mission, budgets and past applications, plus a Kanban pipeline with deadline alerts and version history.
Donor CRM with lifetime value, segments, recurring giving and automatic receipts living beside donation pages and events.
A website/CMS, events, email, finance and e-signature tools running on one modern data model instead of a stitched stack.
Offers an expansive infinite canvas for team brainstorming and visual workshops, but lacks Eraser's code-to-diagram automation.
Offers an expansive infinite canvas for team brainstorming and visual workshops, but lacks Eraser's code-to-diagram automation.
The pro website builder with a design agent on a fully editable canvas
The pro website builder with a design agent on a fully editable canvas
SpecialistAutomatically embeds visual diagrams directly inside text documents, though it lacks Eraser's specialized cloud architecture focus.
SpecialistAutomatically embeds visual diagrams directly inside text documents, though it lacks Eraser's specialized cloud architecture focus.
AI website builder that designs, hosts, and runs your whole site
AI website builder that designs, hosts, and runs your whole site
AI website builder that turns a chat prompt into a launched business site
AI website builder that turns a chat prompt into a launched business site
Provides extensive drag-and-drop shapes and templates for general diagrams, but weaker automated code-to-diagram capabilities than Eraser.
Provides extensive drag-and-drop shapes and templates for general diagrams, but weaker automated code-to-diagram capabilities than Eraser.
AI tools to fund, launch and grow your small business
AI tools to fund, launch and grow your small business
Combines team whiteboarding, documentation, and diagramming in one platform, but less tailored for automated codebase architecture.
Combines team whiteboarding, documentation, and diagramming in one platform, but less tailored for automated codebase architecture.
Agentic AI website builder you can host, sync or export
Agentic AI website builder you can host, sync or export
Turn a prompt into a live website or full-stack app
Turn a prompt into a live website or full-stack app
All-in-one AI workspace that unifies projects, docs, search and agents
All-in-one AI workspace that unifies projects, docs, search and agents
Free / Open-sourceOpen-source tool specifically tailored for database schema visualization and ER diagrams, but lacks general system documentation features.
Free / Open-sourceOpen-source tool specifically tailored for database schema visualization and ER diagrams, but lacks general system documentation features.
