Capture source material
Save or extract useful material from public social posts.
Create captions, save videos, extract transcripts, preview posts, format text, and turn content into reusable drafts for Instagram, YouTube, TikTok, LinkedIn, Reddit, and X/Twitter.
Social work rarely stops at one utility. Kollab connects source capture, transcript cleanup, caption writing, and campaign planning so useful material keeps moving.
Save or extract useful material from public social posts.
Turn raw clips, transcripts, or links into hooks, captions, and carousel outlines.
Move promising ideas into Kollab for drafting, review, scheduling, and reuse.
Use the tools as free starting points for common creator workflows: downloads, captions, carousels, transcripts, post formatting, previews, and content mockups.
Draft captions, hooks, and hashtags for Instagram posts, Reels, and campaigns. Turn topics, links, or video notes into carousel structure, slide copy, and visuals. Save public Instagram videos and Reels as MP4 while keeping source notes with the file. Turn public Instagram Reels and video posts into readable transcripts for scripts, summaries, captions, and research. Generate Instagram username ideas from your name, brand, or niche. Choose aesthetic, cute, cool, minimal, or professional styles and copy your favorite handles free.
Extract readable YouTube transcripts with timestamps for notes, scripts, summaries, and research. Save accessible, permitted YouTube videos as MP4 with source notes and quality preferences. Create several 16:9 thumbnail directions from a video idea, reference image, or YouTube link.
Save public TikTok videos as MP4 with captions and source context in Kollab. Extract spoken text from TikTok videos so clips can become notes, scripts, and briefs.
Save public X/Twitter videos as MP4 while keeping source context for reuse. Count X/Twitter posts with real limits for links, emoji, CJK text, bios, and long posts. Create realistic X/Twitter post mockups for presentations, examples, and content planning.
Format LinkedIn posts with bold, italic, underline, and cleaner readable structure. Preview desktop and mobile LinkedIn posts, including the hook before the see-more cutoff. Save public LinkedIn video links and keep the source details ready for reuse.
Save accessible videos from public Reddit posts as MP4 with post and source context.
Yes. You can start with the tools for free. Some longer tasks, repeated processing, or team workflows may depend on your Kollab plan and available usage.
The collection covers Instagram, YouTube, TikTok, LinkedIn, Reddit, and X/Twitter. Each platform group includes tools for the jobs creators usually need: saving, writing, formatting, previewing, or repurposing content.
Use the matching downloader for accessible videos from YouTube, Instagram, TikTok, LinkedIn, Reddit, or X/Twitter. Downloading depends on whether the source is public, accessible, and permitted by the platform.
Yes. They are useful for creators, marketers, agencies, founders, and researchers who need captions, post drafts, source notes, transcripts, and campaign references.
You can keep working in Kollab: turn a transcript into notes, turn a caption into a draft campaign, collect references, or share the result with your team for review.

Start with a focused Instagram, YouTube, TikTok, LinkedIn, Reddit, or X/Twitter utility, then move the useful result into Kollab for drafting and reuse.
Tools grouped by platform
Choose the platform you are working on, then open the tool that matches the job: save a video, write a caption, build a carousel, extract a transcript, or prepare a post.
Instagram
YouTube
TikTok
X / Twitter
LinkedIn
Reddit