postar

Open-source tool that syncs and publishes content to many social/media platforms at once.

Desktopfree

Postar Content Sync Assistant is a free, open-source tool that syncs and publishes articles, notes, images, video, audio, and podcast content to platforms including X, Facebook, Instagram, TikTok, YouTube, LinkedIn, Medium, and Dev.to with one click. It reuses the local browser login state instead of storing account credentials in the cloud. It is aimed at content creators who regularly distribute the same content across multiple platforms.

Website

Full match profile

Behind the summary, Matchbox keeps a richer profile of postar - the signals our matcher actually reads to decide when to surface it. It stays private; claim the listing to see and control it.

Problem & pain-point mapping
Who we surface it to (audience fit)
What it's a strong alternative to
Trust & credibility signals

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