{"releaseId":"sha256:53917a2ce62eb634125c1ff362d7740ab64feae2d83ad7e0e2c6da3fde426fcd","startup":{"record_contract":"stompstart.startup/v1","startup_id":"stp_e6f57494b5ac781c3c2dc44981","subject_id":"sub_e45787663590395b33445c0fc3","slug":"chartblocks","stewardship":"editorial","directory":{"state":"unlisted"},"name":"ChartBlocks","tagline":"Build and share charts online","description":"The 2014 listing described ChartBlocks as an online tool for building embeddable, shareable charts: import data, design the chart, then share it online or download it as a vector graphic, aimed at web designers and non-technical users alike.","highlights":[],"website":{"state":"unknown"},"access":[],"platforms":[],"surfaces":[],"classification":{"categories":["data-and-analytics","design"],"stage":"unknown"},"pricing":{"model":"unknown"},"company":{"state":"unknown"},"people":{"state":"unknown"},"location":{"kind":"unknown"},"founded":{"precision":"unknown"},"media":{"gallery":[]},"links":[],"status":{"label":"discontinued","basis":{"kind":"event","event_id":"evt_4b9c7faa4e46b195aa8a3b38a4"},"checked_on":"2026-09-28","confidence":"high","hook":"A London online chart builder for people who could not code D3, bought by Ceros in 2018 and sunset in November 2025.","summary":"Ceros, a New York content creation platform, announced it had acquired ChartBlocks on 7 August 2018 and made its paid personal plans free. Ceros sunset ChartBlocks on 6 November 2025: log-ins and new charts stopped that day, while charts already embedded around the web keep working, for 12 months for non-Ceros users, according to Ceros."},"citations":[{"url":"https://newyork.citybuzz.co/article/494441/ceros-acquires-chartblocks","title":"newyork.citybuzz.co","kind":"other","retrieved_at":"2026-09-28T00:00:00Z","capture_attempt_digest":"sha256:af731eaeb4f3993ec422a98c2efcff4a2ace0237d546a4adba48619e4fa50d88"},{"url":"https://www.chartblocks.io/","title":"chartblocks.io","kind":"first_party","retrieved_at":"2026-09-28T00:00:00Z","capture_attempt_digest":"sha256:c82c4b154504f46621d7c3e02838b3d52397eaa44af3632e5975428ffbd9ac23"},{"url":"https://educate.ceros.com/en/articles/12549963-sunsetting-of-chartblocks","title":"educate.ceros.com","kind":"first_party","retrieved_at":"2026-09-28T00:00:00Z","capture_attempt_digest":"sha256:98cdd4e1f5150a250a976908fe0c201344fb74f694e05be5037f05d482b4f0d2"}],"corrections":[],"revision_digest":"sha256:31e6c8c3091919f8913e92b1cdffc96f3062f9566701e79137dc30c5b743fcab"},"basis":{"kind":"event","event":{"record_contract":"stompstart.event/v1","event_id":"evt_4b9c7faa4e46b195aa8a3b38a4","startup_id":"stp_e6f57494b5ac781c3c2dc44981","kind":"discontinuation","subject":"product","title":"Discontinued","summary":"Ceros sunset the ChartBlocks platform; log-in and chart creation ended on 6 November 2025, while existing charts stay viewable.","occurred_on":{"precision":"day","value":"2025-11-06"},"date_basis":"announced","citations":[{"url":"https://educate.ceros.com/en/articles/12549963-sunsetting-of-chartblocks","title":"educate.ceros.com","kind":"first_party","retrieved_at":"2026-09-28T00:00:00Z","capture_attempt_digest":"sha256:98cdd4e1f5150a250a976908fe0c201344fb74f694e05be5037f05d482b4f0d2"}],"status":{"state":"active"},"corrections":[],"revision_digest":"sha256:05ffd7206be7c41588fb89e6cf632e5d589270d9726af075a57d04c033c113d5"}},"events":[{"record_contract":"stompstart.event/v1","event_id":"evt_4b9c7faa4e46b195aa8a3b38a4","startup_id":"stp_e6f57494b5ac781c3c2dc44981","kind":"discontinuation","subject":"product","title":"Discontinued","summary":"Ceros sunset the ChartBlocks platform; log-in and chart creation ended on 6 November 2025, while existing charts stay viewable.","occurred_on":{"precision":"day","value":"2025-11-06"},"date_basis":"announced","citations":[{"url":"https://educate.ceros.com/en/articles/12549963-sunsetting-of-chartblocks","title":"educate.ceros.com","kind":"first_party","retrieved_at":"2026-09-28T00:00:00Z","capture_attempt_digest":"sha256:98cdd4e1f5150a250a976908fe0c201344fb74f694e05be5037f05d482b4f0d2"}],"status":{"state":"active"},"corrections":[],"revision_digest":"sha256:05ffd7206be7c41588fb89e6cf632e5d589270d9726af075a57d04c033c113d5"},{"record_contract":"stompstart.event/v1","event_id":"evt_bb03363da294702aa62208a4b8","startup_id":"stp_e6f57494b5ac781c3c2dc44981","kind":"acquisition","subject":"product","title":"Acquired","summary":"Ceros, the New York content creation platform, announced it had acquired ChartBlocks for undisclosed terms, planning to integrate it over several months, make paid personal plans free and give Ceros customers the elite plan.","occurred_on":{"precision":"day","value":"2018-08-07"},"date_basis":"announced","citations":[{"url":"https://newyork.citybuzz.co/article/494441/ceros-acquires-chartblocks","title":"newyork.citybuzz.co","kind":"other","retrieved_at":"2026-09-28T00:00:00Z","capture_attempt_digest":"sha256:af731eaeb4f3993ec422a98c2efcff4a2ace0237d546a4adba48619e4fa50d88"}],"status":{"state":"active"},"corrections":[],"revision_digest":"sha256:a2ff3772f9eb0412ce4fa0436c830b79c37ed87e49fbff8a1adff4406f64ccaf"}],"nextEventCursor":null,"siteChecks":[{"record_contract":"stompstart.observation/v1","observation_id":"obs_7277194ca5a0db349681b7bf88","capture_attempt_digest":"sha256:d6c7811590518e721b6eee238176072d75308bf93f02b57a41e3e11b4c7d1a4a","observed_at":"2026-09-29T12:07:03.267Z","checked_at":"2026-09-29T12:07:03.267Z","corrections":[],"kind":"site_check","startup_id":"stp_e6f57494b5ac781c3c2dc44981","page_url":"https://www.chartblocks.io/","site_verdict":"product_live","revision_digest":"sha256:d38d286887a05b50a0686f17fc9167358d5871c8b7beddf315e8dcafc0451301"}],"listings":[{"listing":{"record_contract":"stompstart.listing/v1","listing_id":"lst_1431f3350975c53b0b97545ae7","startup_id":"stp_e6f57494b5ac781c3c2dc44981","original_url":"http://stompstart.com/chartblocks","legacy_paths":["/chartblocks"],"listed_on":{"precision":"day","value":"2014-11-15"},"editorial_summary":"The 2014 listing described ChartBlocks as an online tool for building embeddable, shareable charts: import data, design the chart, then share it online or download it as a vector graphic, aimed at web designers and non-technical users alike.","media":[{"asset_digest":"sha256:f02f4fa4afe6f1897c67a022e5044443bad11baaecb593781575ed8cc6766f54","media_type":"image/webp","width":960,"height":601,"alt":"ChartBlocks 'Charts' gallery of bar, donut, line and area chart thumbnails with a dark left sidebar.","caption":"The image uploaded with the original Stompstart listing on 15 November 2014.","role":"screenshot","origin":"listing_upload","origin_digest":"sha256:58db6c5e94979d374cdb46b8ad851af830fdd7e7add0c2b7d709e98fd1d4ed8b","source_sha256":"sha256:ff7c372d52a2356dde0297008df4ce65177f1f0cb20000518d7ded0cf1942b07"}],"citations":[{"url":"http://stompstart.com/chartblocks","title":"Stompstart listing for ChartBlocks","kind":"archive","retrieved_at":"2026-09-29T12:07:22.457Z","archived_copy":{"url":"https://web.archive.org/web/20150316130521id_/http://stompstart.com/chartblocks","captured_at":"2015-03-16T13:05:21Z"},"capture_attempt_digest":"sha256:7d1e28a2c337651f4cbc5f2896c7cb5750e2fe4a96c54e8a975b0745c762067a"}],"corrections":[],"revision_digest":"sha256:a38553e4472ce879a0adb996bc66f7b61b0c374d252d8423d75fc46257214442"},"observations":[{"record_contract":"stompstart.observation/v1","observation_id":"obs_f4ced9cb7de85e08fecb0d4fdd","capture_attempt_digest":"sha256:7d1e28a2c337651f4cbc5f2896c7cb5750e2fe4a96c54e8a975b0745c762067a","observed_at":"2015-03-16T13:05:21Z","checked_at":"2026-09-29T12:07:22.457Z","corrections":[],"kind":"archive_listing","listing_id":"lst_1431f3350975c53b0b97545ae7","page_kind":"detail","extractor":{"name":"stompstart-archive-extractor","version":"1+b094880b3b02556f"},"original_listing_url":"http://stompstart.com/chartblocks","page_url":"http://stompstart.com/chartblocks","listed_on":{"precision":"day","value":"2014-11-15"},"karma_at_snapshot":0,"page":{"name":"ChartBlocks","pitch":"Build and share charts online","description":"ChartBlocks is an online software platform that lets you quickly and easily build embeddable, shareable charts. Import data, design your chart and then share online or download as a vector graphic. If you've ever tried to make a chart you'll know that it's easy enough to do in Excel but what about sharing it? It doesn't take long to make a chart with D3 but what about non-technical users? ChartBlocks makes the process quick & easy for everyone. ChartBlocks is for anyone who wants to make charts. For web designers it's easier than using a chart library, designers will be able to create vector charts and data visualisers will enjoy an ever increasing number of visualisation types.","description_kind":"full","stage_text":"Public","market_tags":["big-data","saas"],"location":{"city":"London","country":"GB"},"links":[{"kind":"http://www.chartblocks.com","url":"http://www.chartblocks.com/"},{"kind":"https://twitter.com/ChartBlocks","url":"https://twitter.com/ChartBlocks"},{"kind":"http://www.linkedin.com/company/chartblo","url":"http://www.linkedin.com/company/chartblocks"}],"redactions":0},"attachment_digests":[],"revision_digest":"sha256:e70cfcb6d6a51f93cd021fc3008e023669078bcf5567e9832208a6ee15875c53"}],"moreObservations":false}],"moreListings":false,"stories":[],"moreStories":false}