#FileFormatIdentification
Live, measured metrics for the hashtag #FileFormatIdentification from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #fileformatidentification
This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.
Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-10-18 23:46 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · fosstodon.org (Mastodon public search API) · fetched 2026-10-18 23:46 UTCNo related tags with measured usage found for #fileformatidentification.
Live pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-10-18 23:46 UTCEverything below is measured over the latest 4 public posts (spanning ~11147 hours).
Posting hours (UTC)
Languages: English (4)
Avg boosts / post: 3.3
Top of the latest posts
Declarative all the way down: Building PRONOM signatures with JSONID by @beet_keeper PRONOM signatures are a form of declarative language, you describe the anticipated behavior in PRONOM’s regular expression syntax and tools like DROID, FID
✨Bringing light to #FileFormats ✨ Tough on the outside with food for thought inside! File formats reveal a lot about the different meanings of an object. CPP-008 and CPP-010 help you uncover them through #FileFormatIdentification and #FileF
JSONL now supported by JSONID and the first two JSONL rulesets making 80 strong in the registry. JSON, YAML, TOML, fully enabled. Check it out here: https://github.com/ffdev-info/jsonid https://ffdev-info.github.io/jsonid/registry/ #JSONID
#fileformatidentification across platforms
every network with a public tag surfaceFollow #fileformatidentification straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/fileformatidentification