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AltSEO

AI-POWERED ALT TEXT GENERATOR

Image Alt text generator
Role
Frontend Developer
Duration
1 Month (2025-2026)
Team
Solo Developer
AltSEO preview

Project Overview

A micro-SaaS platform that automatically generates SEO-friendly, accessible alt text for images using AI vision. Features include fast processing, editable outputs, history tracking, and a developer API for automated workflows.

The Challenge

Content creators, agencies, and developers often neglect image accessibility due to the time-consuming nature of manually writing descriptive alt text. This results in poor SEO performance, lower search rankings, and valid accessibility compliance risks for modern web applications.

  • Time-intensive manual data entry for large image libraries.
  • Inconsistent quality and lack of SEO optimization in human-written descriptions.
  • Difficulty maintaining strict WCAG accessibility compliance at scale.
  • Lack of developer-friendly tools to automate alt text generation in build pipelines.

The Solution

Engineered a high-speed micro-SaaS platform leveraging advanced AI vision capabilities to automate the creation of SEO-friendly, accessible image descriptions in real-time.

  • Integrated Groq AI’s vision models to achieve ultra-fast (<5s) processing speeds.
  • Built a robust, scalable architecture using Next.js 16 (App Router) and Supabase.
  • Implemented secure Row Level Security (RLS) for multi-tenant data privacy.
  • Designed a fluid "drag-and-drop" interface with optimistic UI updates for zero-latency feel.

Key Features

AI Vision Analysis

Instantly interprets complex image context, text, and objects.

Speed-First Architecture

Delivers accurate results in 3–5 seconds.

Developer API

Restful endpoints allow seamless integration into existing CMS or CI/CD workflows.

Smart History

Automatically archives generations with options to edit, copy, or export to TXT.

Technology Stack

Frontend

Nextjs ReactTailwind CssShadcn

Backend & APIs

Nextjs APIAISupabase

Tools

VercelGitAntigravity

Results & Impact

The platform successfully reduced the time required to tag images from minutes to seconds, enabling creators to maintain 100% accessibility compliance without disrupting their publishing workflow.

< 3s
Processing Speed
average generation time
100%
Accessibility
WCAG compliant output
10x
User Efficiency
faster content workflow compared to manual entry

Interested in Working Together?

I'm always open to discussing new projects and opportunities.