Open source alternatives to PostingCat
50 open source AI apps to use instead, best rated first.
Top picks
- O

Open WebUI
LaunchSelf-hosted AI platform that connects local and cloud models, extends with Python, and keeps your data under your control.
Open sourceSelf-hosted
- A

AutoGPT
LaunchPlatform for building, deploying, and running AI agents that automate repeatable digital work across research, outreach, content, and support without writing code.
Open source
- P

pi
LaunchTerminal-based coding agent with a minimal core, 15+ LLM providers, tree-structured session history, and a TypeScript extension system for building your own workflows.
Open source
- A

AFFiNE
LaunchAn open-source, local-first knowledge base that merges structured docs, infinite whiteboards, databases, and AI into a single workspace for teams and creators.
Open source
- A

aider
LaunchTerminal-based AI coding tool that lets you edit existing codebases or start new projects using LLMs like Claude, GPT, and DeepSeek.
Open source
- A

AppFlowy
LaunchOpen source collaborative workspace combining notes, databases, and AI with full data ownership, offline support, and self-hosting options.
Open source
More AI apps
About PostingCat
PostingCat
Unlimited Social Media Scheduling Platform, powered by AI
PostingCat is an AI-powered social media manager that unifies content creation, scheduling, and analytics in one clean calendar. Schedule unlimited posts across Instagram, TikTok, LinkedIn, Facebook, YouTube, Pinterest, and more (X not included for unlimited), generate captions and images with AI, auto-post at optimal times, and repurpose content with smart automations.
- Price
- Freemium
- Category
- AI
- Website
- postingcat.com



