generated: '2026-08-28' method: searched source: >- Registry metadata endpoints (registry.npmjs.org, pypi.org, addons.mozilla.org API v5, microsoftedge.microsoft.com getproductdetailsbycrxid) plus the Chrome Web Store listing linked from https://freetts.org/developers, probed 2026-08-28. summary: >- FreeTTS publishes NO first-party client library on any language package registry. What it does ship first-party is three browser extensions - Chrome, Edge and Firefox - all at version 1.5.3, all updated 2026-08-24. These are end-user products, not SDKs, so no `SDKs` pointer is emitted: sdk_count for this provider is genuinely 0 and recording otherwise would credit a client library that does not exist. sdk_count: 0 packages: - name: FreeTTS - Free Text to Speech (Chrome) kind: browser-extension registry: chrome-web-store id: akadnehffdhihfhpmcbokdlfjpgooffe url: https://chromewebstore.google.com/detail/freetts-%E2%80%94-free-text-to-sp/akadnehffdhihfhpmcbokdlfjpgooffe official: true official_evidence: >- Chrome Web Store labels the listing "Created by the owner of the listed website" and attributes it to freetts.org. version: 1.5.3 published: '2026-08-24' users: 217 size: 203KiB note: >- Release notes for 1.5.3 state the extension had capped per-generation input at 1,000 characters while the service already allowed 5,000. This is the same 1,000-vs-5,000 contradiction that still stands unresolved between the /developers parameter table and the /developers FAQ. - name: FreeTTS - Free Text to Speech (Microsoft Edge) kind: browser-extension registry: edge-addons id: mckhccihoaahemilhoojhmibfdplgmpp url: https://microsoftedge.microsoft.com/addons/detail/mckhccihoaahemilhoojhmibfdplgmpp official: true version: 1.5.3 published: '2026-08-24' note: >- Version and last-update timestamp read from microsoftedge.microsoft.com/addons/getproductdetailsbycrxid/ (lastUpdateDate 1787520703). The HTML listing page is JS-rendered and carries no version in its markup. - name: FreeTTS - Free Text to Speech (Firefox) kind: browser-extension registry: addons.mozilla.org slug: freetts-free-text-to-speech url: https://addons.mozilla.org/en-US/firefox/addon/freetts-free-text-to-speech/ official: true version: 1.5.3 published: '2026-08-24' users: 3 note: >- addons.mozilla.org API v5 reports last_updated 2026-08-24T09:21:22Z, average_daily_users 3. All three extensions ship the same 1.5.3 build on the same day, which is a genuinely well-synchronised release train. - name: FreeTTS embed widget kind: script-tag registry: cdn url: https://freetts.org/widget.js official: true version: null published: null note: >- DOCUMENTED BUT NOT SERVED. https://freetts.org/developers publishes a copy-paste `