Freemium
ComfyUI
Open SourceAgent & LLM Frameworks · AI for Developers
Node-graph UI for Stable Diffusion and other generative models.
aiimage-generationdiffusionnodes
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Agent & LLM Frameworks · AI for Developers
Node-graph UI for Stable Diffusion and other generative models.
Hooks & Commits · Git & Version Control
Specification for structured, human and machine-readable commit messages.
CSV · Data Formats
Convert CSV to JSON, SQL, Excel, XML and back, online.
Conversion · Image & Media
Online file converter supporting 300+ formats.
Serverless & BaaS · Database
Reactive backend platform with a realtime TypeScript database.
Self-Hosted PaaS · Cloud Platforms
Open-source, self-hosted Heroku/Netlify alternative.
Stock & Placeholders · Image & Media
Beautiful free stock videos for websites — curated clips optimized for hero sections and backgrounds.
Time & Cron · Developer Utilities
Quick editor and plain-English explainer for cron schedule expressions.
Internationalization · Frontend
Localization management platform — translation memory, in-context preview and CI integration for app strings.
SSL & TLS · Security
Search certificate transparency logs for any domain.
Headers & CSP · Security
Google's tool to evaluate and debug Content Security Policies.
Generators · CSS Tools
Visual generator for CSS gradients with ready-made code.
Minifiers · Developer Utilities
Free online CSS minifier with API access.
Learning & Reference · CSS Tools
Long-running CSS and frontend resource with guides and snippets.
Generators · CSS Tools
Visual editor for CSS easing curves.
Pipelines & ETL · Data & Analytics
Modern data orchestrator with strong typing, testing and lineage.
Logs & Metrics · Monitoring & Observability
Unified observability platform for infrastructure, APM and logs.
SQL Tools
Online SQL playground for testing and sharing queries across engines.
Migrations & ERD · Database
Draw ER diagrams quickly using code (DBML), export SQL.
GUI Clients · Database
Open-source database manager for SQL and NoSQL with web and desktop apps.
Pipelines & ETL · Data & Analytics
Analytics engineering: SQL-based transformation workflows with tests.
Regex
Regex tester with railway diagram visualization for PCRE, Python and JS.
Models & LLM APIs · AI for Developers
AI research lab with strong open-weight reasoning models and API.
Audio & Video · Image & Media
Edit audio and video by editing text — transcription, AI voice cloning, filler-word removal and screen recording.