Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Latest version
Version 0.5.3
Released 16 Jul 2026 - 15.06 MBWorks with firefox 128.0 and later• Scan history now distinguishes live scanning from manual scans, including labels in recent history and admin review.Source code released under All Rights Reserved
Older versions
Version 0.5.2
Released 11 Jul 2026 - 15.06 MBWorks with firefox 128.0 and later• The favourites system has been rebuilt as Collections, bringing favourites, saved lists, smart lists, and price tracking into one place.
• Experimental smart lists begin rolling out to build and maintain collections automatically.
• A newer detector model is in testing, with ongoing improvements to scan matching and card recognition.
• Experimental live scanning has been rebuilt for selected testers to automatically find and detect products with increased efficiency and speed.
• Save products from the extension directly into collections.
• Build experimental smart collections from flexible rules and natural-language prompts.
• Collection membership now appears across more product surfaces, including search and recent scans.
• Cards in a collection have an appropriate audio alert when detected.
• Cycle detected cards through equivalent language prints with a keyboard shortcut.
• Existing favourites have moved into the new Collections system.
• Products in your collections are easier to spot and purchase.
• Detector updates improve the scan pipeline while the next model is tested.
• Scan history and review records stay attached to the right catalog card more reliably.
• eBay shipping is handled more accurately in comps, market insights, and purchase session totals.
• The app recovers more gracefully when an open tab has stale page assets after an update.
• Focused comp sales highlight correctly when opened from charts.
• Collection match sounds no longer replay when the same scan result remounts or switches to another visible variant.
• Extension tooltips no longer get clipped behind live stream controls.Source code released under All Rights Reserved
Version 0.5.0.1
Released 30 Jun 2026 - 15.02 MBWorks with firefox 128.0 and later• Booster pack support is rolling out to selected users first as Cardikyu's first sealed product, with broader catalog-wide availability planned over the coming weeks
• This is a required extension update before the next server release
• Early booster pack detection, pricing, sales history, and comp-backed price charts where sealed market data is available
• Booster pack opening context, including pull-rate and chase-card information, for supported products
• Configurable extension audio cues
• Resizable floating extension panels
• Browser-specific required-update messaging for Chrome, Firefox, Safari, and other browsers, replacing the confusing signed-out state on older builds
• Graded population details and grade-rate tooltips in supported catalog views
• More catalog, pricing, and image coverage across supported products
• Search, scan matching, and review flows now support sealed products as well as cards
• Feedback after an incorrect scan now covers broader catalog issues, not just wrong-card reports
• Feedback reports include better scan evidence for review
• Pricing and comps handling is stricter about postage, invalid sales, outliers, and language mismatches
• Inventory views remember layout and load pricing and sorting data faster
• Inventory capture supports graded sale details and applies photo edits more cleanly
• Multi-card scanning and crop mapping are faster and more accurate
• Sign-in, session refresh, and app-to-extension connection handling are more reliable
• Scan errors more clearly explain when the detector or server is temporarily unavailable
• App sign-in no longer loses its session after syncing with the extension
• Selecting a card from search refreshes its detail and pricing data correctly
• The comp drawer opens correctly when focusing a sale from charts
• Capture-region hints wait for video bounds before appearing
• Crop hints dismiss at the right time
• Stream currency persistence behaves correctly in automatic mode
• Inventory images, market sparklines, and market-price sorting behave correctly across viewsSource code released under All Rights Reserved
Version 0.4.3
Released 15 Jun 2026 - 14.95 MBWorks with firefox 128.0 and later• Experimental eBay listing page support
• Setting to turn eBay support on or off
• Bidding state no longer carries over incorrectly on pre-bid lotsSource code released under All Rights Reserved
Version 0.4.2
Released 14 Jun 2026 - 14.95 MBWorks with firefox 128.0 and later• Switch cards to their equivalent in another language
• Report a wrong card right after you reject a scan match
• Move and collapse the extension overlay panel wherever it suits you
• More card detail badges for variants, special treatments, and stamped products
• Population coverage now includes CGC and TAG
• All cards have moved to using UUIDs instead of canonical-slugs
• Search does a better job finding the card you typed across set names, numbers, and language variants
• Scan candidates are easier to compare, with clearer badges and better previews
• Card images load more reliably across catalog, scans, and comps
• Settings and live state sync more reliably across your open tabs and regions
• Only accepted scan matches consume scan credits now
• Sold cards no longer attach to the wrong lot when the stream switches products
• Candidate preview tooltips sit correctly over the extension panel
• Your manual condition and grade picks stick when you switch candidates in the same scan
• Language badges sit correctly on graded card imagesSource code released under All Rights Reserved
Version 0.4.1
Released 9 Jun 2026 - 14.92 MBWorks with firefox 128.0 and later• Regional rollout with more robust infrastructure behind scans, search, and service recovery
• Scans, pricing data, and comps coverage load faster
• Trialing post-sale eBay suggestions for missed lots (can be turned off in settings)
• Market trend signals for cards with enough sales history
• Better multi-card review for binder pages
• Candidate rows can be collapsed
• Graded comps can be filtered by provider, sorted, and grouped in Pricing settings
• Scan confidence and timings are easier to inspect
• Better service status support across regions
• More population reports, pricing data, and comps coverage across supported categories
• Usage syncs across open extension instances so credits stay consistent
• Scan results and pricing data warm up faster
• Search aliases and empty-result recovery are stronger
• eBay listing matches are broader and more accurate
• Improved invalid rejection of bid states when tracking auction states
• Sales and inventory prompts now wait for paid auction confirmation
• Live auction market fallback, usage labels, and P&L shipping details are more accurate
• Realtime sockets reconnect more reliably
• Photo and listing crop previews are more reliableSource code released under All Rights Reserved
Version 0.4.0
Released 30 May 2026 - 14.85 MBWorks with firefox 128.0 and later• Cardikyu is moving from alpha into beta
• More card coverage and better search make it easier to find the right card
• Live buying feels clearer across bidding, giveaways, and stream P&L
• New detection and matching models are in testing
• More card coverage across supported games
• Better stream session tracking for live purchases
• Bidding is easier to read at a glance, with clearer max-bid guidance, and value signals
• Settings have been reorganized into one clearer control center
• Search results are easier to sort, scan, and use with the keyboard
• Comps and market views are easier to browse while watching a stream
• Extension settings and live stream state sync more reliably
• Bid limits and live bidding states behave more predictably
• Overlay stacking and compact panels get in the way less oftenSource code released under All Rights Reserved
Version 0.3.4
Released 23 May 2026 - 3.5 MBWorks with firefox 128.0 and later• Experimental One Piece and Lorcana support begins rolling out alongside Pokémon
• Pro users can run Cardikyu across multiple live streams at once
• Scan history popover for recently confirmed cards
• Whatnot giveaway controls, including optional auto-join
• Sudden-death bidding strategies for auto-bid
• Extension loading and page injection are faster and more reliable
• Search is quicker to open from the top bar and easier to scan
• Sales charts are cleaner and easier to read
• Scan controls have clearer iconography and better spacing
• Extension settings are backed up when you're signed in
• Manual card selections no longer count as confirmed auction sales
• Inventory badges now calculate collection value in your currency
• Custom capture regions are preserved per stream
• Stream tabs clean up more reliably when you leave a showSource code released under All Rights Reserved
Version 0.3.3
Released 20 May 2026 - 3.48 MBWorks with firefox 128.0 and later• Search is quicker and easier to scan, with clearer variant labels in results
• Credit limits are easier to understand, with separate daily and hourly progress plus reset timing
• Pro: see how a live purchase affects your inventory value before saving it
• Boost Credits can keep scans going when your hourly Plan Credits are used up
• Scanner status is simpler and gets out of your way faster
• Usage warnings are clearer before you run out of credits
• Card language badges are more consistent
• Search results now do a better job of favoring the card you typed
• Inventory badges now only count cards in your account
• After changing your email, the extension asks you to sign in againSource code released under All Rights Reserved
Version 0.3.2
Released 14 May 2026 - 3.47 MBWorks with firefox 128.0 and later• Firefox 150+: in-extension prompt for the site access Firefox now requires you to grant manually
• Firefox: card search now returns results (regression in 0.3.0)Source code released under All Rights Reserved
Version 0.3.1
Released 14 May 2026 - 3.47 MBWorks with firefox 128.0 and later• Firefox: card detection, search, and overlays now load correctly on Whatnot (regression in 0.3.0)Source code released under All Rights Reserved
Version 0.3.0
Released 13 May 2026 - 3.47 MBWorks with firefox 128.0 and later• Auto-detect slabs (experimental) — automatically detect, price, and comp graded cards
• Population data in the graded prices table
• 20,000+ new cards added to the database
• Price sources are clickable to view the source data
• Improved live exchange rates
• Improved scan and detection times
• Bid amounts for currencies without decimals (JPY, KRW, IDR, CLP, VND) corrected
• Last-sold prices now convert to your display currency correctlySource code released under All Rights Reserved
Version 0.2.6.1
Released 8 May 2026 - 3.44 MBWorks with firefox 128.0 and later• Region selector has edge and corner resize handles
• Live sold bid overlay on the price history chart
• Demo card in onboarding to preview the overlay
• Service alerts banner for downtime and announcements
• Branded fallback when card artwork can't load
• Scan button shows detector state; cleaner popup status
• Prices over three-digit amounts drop the cents; cleaner price-source labels
• Live bid showed the next required bid instead of the current bid when joining a lot with pre-bids
• Stale bid no longer leaks from an unsold lot onto the next scan
• ~15-min logout cycle and phantom cross-tab logouts
• Sales record only after card confirm, with de-duplication
• Tooltip clicks and layering inside the overlaySource code released under All Rights Reserved
Version 0.2.6
Released 8 May 2026 - 3.44 MBWorks with firefox 128.0 and later• Region selector has edge and corner resize handles
• Live sold bid overlay on the price history chart
• Demo card in onboarding to preview the overlay
• Service alerts banner for downtime and announcements
• Branded fallback when card artwork can't load
• Scan button shows detector state; cleaner popup status
• Prices over three-digit amounts drop the cents; cleaner price-source labels
• Live bid showed the next required bid instead of the current bid when joining a lot with pre-bids
• Stale bid no longer leaks from an unsold lot onto the next scan
• ~15-min logout cycle and phantom cross-tab logouts
• Sales record only after card confirm, with de-duplication
• Tooltip clicks and layering inside the overlaySource code released under All Rights Reserved
Version 0.2.5
Released 30 Apr 2026 - 3.41 MBWorks with firefox 128.0 and later• generate changelog for AMO release-note and GitHub Release bodySource code released under All Rights Reserved
Version 0.2.4
Released 25 Apr 2026 - 14.64 MBWorks with firefox 128.0 and laterSource code released under All Rights Reserved