Social Publishing for Headless CMS
Auto-publish social posts from your headless CMS. Trigger social media publishing from Contentful, Sanity, or Strapi via webhooks and a unified publishing API.
Postproxy Blog
Engineering notes, product updates, and automation playbooks from Postproxy.
Add Social Publishing to Your SaaS Product
Add social media publishing to your SaaS: API design, account connection UX, multi-tenant auth, and why a unified publishing API beats building it yourself.
AI Content Pipeline: Generate to Publish
AI content pipeline architecture: LLM generates social posts, a review layer approves, and a publishing API delivers to every platform. Prompt to live post.
Publish Video to Every Platform via API
Publish video to every social platform via API — encoding, upload flows, processing checks, and thumbnails across all eight platforms in one reference.
A clean way to post to social media from n8n
A step-by-step walkthrough of building a complete content-to-publish pipeline in n8n using Postproxy.
Carousel Posts via API: Instagram, LinkedIn
How to publish carousel posts via API across Instagram, LinkedIn, and Threads — each platform's container model and how to normalize them in one workflow.
Reels vs TikTok vs Shorts: Publishing APIs
Instagram Reels vs TikTok vs YouTube Shorts API comparison — aspect ratios, duration limits, thumbnail handling, and publishing requirements for each platform.
OAuth Flows for Social Platforms Compared
Side-by-side breakdown of OAuth implementations across all eight platforms — token lifetimes, refresh mechanics, required scopes, and common pitfalls.
Cross-Posting to Social Networks via API
How to publish the same content to X, Instagram, Facebook, LinkedIn, Threads, TikTok, and YouTube through their APIs — and what makes it harder than it looks.
Image & Video Uploads Across Social APIs
How each social media platform handles media uploads differently — chunked, container, resumable, pull-from-URL — and what it takes to support all of them.
X (Twitter) API Posting: Integration Guide
Understanding OAuth authentication, the chunked media upload flow, and API endpoints for posting to X.
Publishing to Threads via API: A technical guide
Understanding permissions, the container model, carousels, topic tags, and API endpoints for Threads content publishing.