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Damien Elmes says he’s stepping back from being Anki’s bottleneck—without saying goodbye.
Anki’s creator, Damien Elmes (often known as “dae”), shared a major update about the future of Anki: after nearly two decades of largely solo stewardship, he intends to gradually transition business operations and open-source stewardship to the team behind AnkiHub.
The headline reassurance is clear: Anki is intended to remain open source, and the transition is framed as a way to make development more sustainable, reduce single-person risk, and accelerate improvements—especially long-requested quality-of-life and UI polish.
Why this change is happening
Damien described a familiar pattern for long-running open-source projects: as Anki grew in popularity, demands on his time increased dramatically. Over time, the work shifted away from “deep work” (solving interesting technical problems) toward reactive support, constant interruptions, and the stress of feeling responsible for millions of users.
- Time pressure and stress: Unsustainably long hours began affecting well-being and relationships.
- Delegation limits: Paying prolific contributors helped, but many responsibilities remained hard to delegate.
- Bottleneck risk: Relying on one person puts the entire ecosystem at risk if they become unavailable.
Why AnkiHub?
According to the announcement, AnkiHub approached Damien about closer collaboration to improve Anki’s development pace. Through those conversations, Damien concluded that AnkiHub is better positioned to help Anki “take the next level,” in part because they’ve already built a team and operational capacity.
Crucially, Damien also emphasized that he has historically rejected buyout or investment offers due to fears of “enshittification” and misaligned incentives. This new transition is presented as different: it aims to preserve Anki’s values and open-source nature, while removing the single-person bottleneck.
“This is a step back for me rather than a goodbye — I will still be involved with the project, albeit at a more sustainable level.”
What AnkiHub says they believe
In their reply, AnkiHub emphasized that Anki is “bigger than any one person or organization” and belongs to the community. They echoed the principles associated with Anki’s development: respect for user agency, avoiding manipulative design patterns, and focusing on building genuinely useful tools rather than engagement traps.
Commitments and reassurances
- Open source: Anki’s core code is intended to remain open source.
- No investors: They state there are no outside investors influencing decisions.
- No pricing changes planned: They explicitly say no changes to Anki pricing are planned.
- Not a financial rescue: They say Anki is not in financial trouble; this is about improving capacity and resilience.
- Mobile apps continue: They say mobile apps will remain supported and maintained.
- AnkiDroid remains independent: They state there are no plans/agreements changing AnkiDroid’s self-governance.
What might improve (and why users should care)
If the transition works as intended, users may see benefits in areas that are hard to prioritize under constant time pressure:
- Faster development: More people can work without everything bottlenecking through one person.
- UI/UX polish: Professional design support to make Anki more approachable without losing power.
- Better onboarding: Improved first-run experience and fewer rough edges for beginners.
- Stronger add-on ecosystem: Clearer APIs, better docs, fewer breaking changes, more predictable releases.
- Lower “bus factor”: Reduced risk if any one contributor disappears.
Open questions
AnkiHub also acknowledged that many details are still undecided and invited community input. Areas still being worked out include:
- Governance: How decisions are made, who has final say, and how community feedback is incorporated.
- Roadmap: What gets built when, and how priorities are balanced.
- Transition mechanics: How support scales up without breaking what already works.
FAQ
Will Anki remain open source?
Yes. Both Damien and AnkiHub explicitly frame the transition around keeping Anki’s core open source and aligned with the principles the project has followed for years.
Is this a sale or VC takeover?
The announcement positions this as a stewardship transition, not a typical investor-led acquisition. AnkiHub states there are no outside investors involved.
Are pricing changes coming?
AnkiHub says no pricing changes are planned and emphasizes affordability and accessibility.
What about mobile and AnkiDroid?
They say mobile apps will remain supported. AnkiDroid is described as continuing as an independent, self-governed open-source project.
Bottom line
Damien isn’t leaving—he’s stepping back to a more sustainable role. The goal is to remove a long-standing bottleneck, reduce ecosystem risk, and speed up improvements without compromising what makes Anki special.
If you’ve wanted faster progress, better UI polish, and a more resilient future for Anki—this transition is designed to make that possible, while keeping the project open source and community-oriented.
Published: February 2, 2026 • Category: Announcements • Tags: Anki, Open Source, AnkiHub, Study Tools
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After years of using Anki for medical school, I finally got tired of relying on AnkiWeb for syncing. Privacy concerns, sync limits, and the occasional downtime pushed me to self-host. The problem? The official Anki project provides source code but no pre-built Docker image. Building from source every time there’s an update? No thanks.
So I built Anki Sync Server Enhanced — a production-ready Docker image with all the features self-hosters actually need.
Why Self-Host Your Anki Sync?
- Privacy — Your flashcards stay on your server
- No limits — Sync as much as you want
- Speed — Local network sync is instant
- Control — Backups, monitoring, your rules
What Makes This Image Different?
I looked at existing solutions and found them lacking. Most require you to build from source or offer minimal features. Here’s what this image provides out of the box:
Feature Build from Source This Image Pre-built Docker image No Yes Auto-updates Manual Daily builds via GitHub Actions Multi-architecture Manual setup amd64 + arm64 Automated backups No Yes, with retention policy S3 backup upload No Yes (AWS, MinIO, Garage) Prometheus metrics No Yes Web dashboard No Yes Notifications No Discord, Telegram, Slack, Email Quick Start
Getting started takes less than a minute:
docker run -d \--name anki-sync \-p 8080:8080 \-e SYNC_USER1=myuser:mypassword \-v anki_data:/data \chrislongros/anki-sync-server-enhancedThat’s it. Your sync server is running.
Docker Compose (Recommended)
For a more complete setup with backups and monitoring:
services:anki-sync-server:image: chrislongros/anki-sync-server-enhanced:latestcontainer_name: anki-sync-serverports:- "8080:8080" # Sync server- "8081:8081" # Dashboard- "9090:9090" # Metricsenvironment:- SYNC_USER1=alice:password1- SYNC_USER2=bob:password2- TZ=Europe/Berlin- BACKUP_ENABLED=true- BACKUP_SCHEDULE=0 3 * * *- METRICS_ENABLED=true- DASHBOARD_ENABLED=truevolumes:- anki_data:/data- anki_backups:/backupsrestart: unless-stoppedvolumes:anki_data:anki_backups:The Dashboard
One feature I’m particularly proud of is the built-in web dashboard. Enable it with
DASHBOARD_ENABLED=trueand access it on port 8081.It shows:
- Server status and uptime
- Active users
- Data size
- Backup status
- Authentication statistics
- Feature toggles
No more SSH-ing into your server just to check if everything is running.
Configuring Your Anki Clients
Desktop (Windows/Mac/Linux)
- Open Anki
- Go to Tools → Preferences → Syncing
- Set the sync server to:
http://your-server:8080/ - Sync and enter your credentials
AnkiDroid
- Open Settings → Sync
- Set Custom sync server to:
http://your-server:8080/ - Set Media sync URL to:
http://your-server:8080/msync/
AnkiMobile (iOS)
- Settings → Sync → Custom server
- Enter:
http://your-server:8080/
Backup to S3
If you want offsite backups, the image supports S3-compatible storage (AWS S3, MinIO, Garage, Backblaze B2):
environment:- BACKUP_ENABLED=true- S3_BACKUP_ENABLED=true- S3_ENDPOINT=https://s3.example.com- S3_BUCKET=anki-backups- S3_ACCESS_KEY=your-access-key- S3_SECRET_KEY=your-secret-keyNotifications
Get notified when the server starts, stops, or completes a backup:
# Discord- NOTIFY_ENABLED=true- NOTIFY_TYPE=discord- NOTIFY_WEBHOOK_URL=https://discord.com/api/webhooks/...# Or Telegram, Slack, ntfy, generic webhookNAS Support
The image works great on NAS systems:
- TrueNAS SCALE — Install via Custom App with YAML
- Unraid — Template available in the repository
- Synology/QNAP — Standard Docker installation
CLI Tools Included
The image comes with helpful management scripts:
# User managementdocker exec anki-sync user-manager.sh listdocker exec anki-sync user-manager.sh add johndocker exec anki-sync user-manager.sh reset john newpassword# Backup managementdocker exec anki-sync backup.shdocker exec anki-sync restore.sh --listdocker exec anki-sync restore.sh backup_file.tar.gzLinks
- GitHub: github.com/chrislongros/anki-sync-server-enhanced
- Docker Hub: hub.docker.com/r/chrislongros/anki-sync-server-enhanced
Conclusion
If you’re using Anki seriously — for medical school, language learning, or any knowledge work — self-hosting your sync server gives you complete control over your data. This image makes it as simple as a single Docker command.
Questions or feature requests? Open an issue on GitHub or leave a comment below.
Happy studying!
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Hotfixes
- Fixed a bug where the video aspect ratio is played incorrectly for the remote asset
- Fixed a bug where memory generation failed
- Fixed a bug where memories don’t show on the web until the page is refreshed
- Fixed a bug where the
Load original imageoption doesn’t render the image on iOS
What’s Changed
🐛 Bug fixes
- fix: deleting asset from asset-viewer on search results by @midzelis in #25596
- fix: escape handling in search asset viewer by @danieldietzler in #25621
- fix: correctly show owner in album options modal by @danieldietzler in #25618
- fix(server): don’t assume maintenance action is set by @insertish in #25622
- fix: album card ranges by @danieldietzler in #25639
- fix(mobile): show controls by default on motion photos by @goalie2002 in #25638
- fix: escape handling by @danieldietzler in #25627
- fix(mobile): set correct system-ui mode on asset viewer init by @goalie2002 in #25610
- fix(mobile): actually load original image by @mertalev in #25646
- fix: width and height migration issue by @alextran1502 in #25643
- fix: memory lane by @jrasm91 in #25652
- fix: memory generation by @jrasm91 in #25650
- fix(mobile): tall image scrolling by @ByteSizedMarius in #25649

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Immich, the popular open-source, self-hosted photo and video management solution, has launched a community-driven initiative to improve its metadata handling capabilities. Through the new EXIF Dataset project, users can contribute their photos to help train and improve Immich’s EXIF parsing and metadata extraction features.
I recently contributed some of my own photos to the project, and I want to share how easy and straightforward the process is. If you’re an Immich user (or simply an open-source enthusiast), this is a fantastic way to give back to the community.
What is the EXIF Dataset Project?
EXIF (Exchangeable Image File Format) data is the metadata embedded in your photos by your camera or smartphone. This includes information like the camera make and model, date and time, GPS coordinates, lens information, and much more. Immich uses this data extensively to organize your photo library, enable timeline views, power location-based features, and facilitate powerful search capabilities.
The EXIF Dataset project at datasets.immich.app/projects/exif allows community members to contribute photos along with their intact EXIF metadata. This crowdsourced dataset helps the Immich team understand how different cameras and devices encode their metadata, ultimately improving compatibility and parsing accuracy for everyone.
🔗 Contribute Now: Visit datasets.immich.app/projects/exif to start contributing your photos to the EXIF Dataset.
My Contribution Experience
The contribution process is remarkably simple and well-designed. Here’s how it works:
Step 1: Upload Your Photos
After navigating to the EXIF Dataset project page, you’re greeted with a clean upload interface. I uploaded a couple of photos taken with my Samsung Galaxy A55 5G – a beach landscape shot and a photo from a beachside restaurant.

The clean upload interface showing my first selected photo with its EXIF metadata displayed
The interface immediately displays the extracted EXIF information on the right side, including the capture type (Single), camera brand (Samsung), and camera model (Galaxy A55 5G). This lets you verify that your photos contain the metadata you want to contribute.
Step 2: Select Photos for Submission
You can upload multiple photos at once using the “+ Add More” button. I selected both of my photos for contribution – each showing clearly with a checkmark indicating selection.

Two photos selected and ready to submit to the EXIF Dataset
The interface provides convenient “Select All” and “Deselect All” buttons, as well as a delete option if you change your mind about any uploads.
Step 3: Agree to the CC0 License
When you click “Submit asset(s) to dataset”, a Dataset Agreement dialog appears. This is where the legal side of your contribution is handled transparently.

The Dataset Agreement confirms your photos will be released under the CC0 public domain license
ℹ️ About CC0: The CC0 (Creative Commons Zero) license means you’re releasing your contributed photos into the public domain. This allows the Immich project (and anyone else) to use the images freely for any purpose. Make sure you only upload photos you own the rights to and are comfortable sharing publicly.
The agreement requires you to confirm two things:
- You agree to release the uploaded assets under the CC0 license into the public domain
- The files have not been modified in any way that would alter their original content or metadata
You also provide a contact email in case the Immich team has any questions about your upload.
Why Should You Contribute?
Contributing to the EXIF Dataset helps improve Immich in several ways:
- Better Device Support: By collecting EXIF samples from many different cameras and phones, Immich can improve its parsing for devices that may have quirks or non-standard metadata encoding
- Improved Metadata Extraction: The dataset helps identify edge cases and unusual metadata formats that might otherwise go unnoticed
- Community-Driven Development: Your contribution directly influences the quality of an open-source project used by thousands of self-hosters worldwide
- Supporting Privacy-Focused Software: Immich is a privacy-respecting alternative to cloud-based photo services like Google Photos – your contribution helps make it even better
Tips for Contributing
To make your contribution as valuable as possible:
- Contribute from different devices: If you have photos from older cameras, different smartphone brands, or professional equipment, these are especially valuable
- Keep metadata intact: Don’t strip or modify the EXIF data before uploading – the original metadata is exactly what’s needed
- Consider variety: Photos taken in different conditions (indoor, outdoor, various lighting) may contain different metadata values
- Check your ownership: Only contribute photos you’ve taken yourself or have explicit rights to share
About Immich
For those unfamiliar with Immich, it’s a high-performance, self-hosted photo and video management solution that offers features comparable to Google Photos – but with full control over your data. Key features include automatic backup from mobile devices, facial recognition, smart search, timeline views, shared albums, and much more.
Immich is developed under the AGPL-3.0 license and is backed by FUTO, an organization dedicated to developing privacy-preserving technology. The project has grown tremendously, with over 77,000 stars on GitHub, making it one of the most popular self-hosted applications available.
🏠 Self-Host Immich: Get started with Immich at immich.app – available for Docker, TrueNAS, Unraid, and other platforms.
Conclusion
Contributing to the Immich EXIF Dataset is a simple yet meaningful way to support open-source software development. The process takes just a few minutes, and your contribution will help improve photo management for the entire Immich community.
Head over to datasets.immich.app/projects/exif today and share some of your photos. Every contribution counts!

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GitHub has officially rolled out the improved “Files Changed” experience as the default for all users. After months in public preview, this redesigned pull request review interface brings significant improvements to performance, accessibility, and overall productivity when reviewing code changes.
Key Improvements Over the Classic Experience
The new interface maintains familiarity for existing users while adding several notable enhancements:
Comment on Any Line
Previously, you could only comment on lines directly surrounding a change. Now you can add review comments to any line in a changed file, making it easier to provide context or point out related code that might need attention.
View PR Description Without Switching Pages
A new Overview panel lets you view the pull request description directly from the “Files changed” page. No more jumping back and forth between tabs to remember what the PR is supposed to accomplish.
Enhanced File Tree
The file tree sidebar is now resizable and includes visual indicators showing which files have comments, errors, or warnings. This makes it much easier to track your progress when reviewing large PRs with many changed files.
Draft Comments That Persist
Comments and replies are now saved locally in your browser. If you accidentally close the tab or refresh the page, your in-progress feedback won’t be lost.
Fewer Page Reloads
Actions like refreshing to pull in new changes, switching between split and unified diff modes, and other common tasks no longer force a full page reload. The interface feels much snappier as a result.
Improved Accessibility
The new experience includes better keyboard navigation, screen reader landmarks, and increased line spacing options to make code review accessible to everyone.
Experimental Mode for Large Pull Requests
One of the most interesting additions is an experimental mode specifically designed for reviewing large pull requests. This mode uses virtualization to reduce the number of DOM elements the browser needs to manage, significantly improving memory usage and page responsiveness—especially on slower machines.
When viewing a large PR, you’ll see a banner offering to try this experimental mode. There are some trade-offs: browser find functionality, text selection across the entire page, printing, and some browser extensions may not work as expected since the full diff isn’t rendered in the DOM. You can switch back to single file mode at any time.
Bug Fixes and Polish
GitHub has also addressed numerous issues including problems with suggested changes being applied incorrectly, comment workflow bugs, interaction lag (especially on Safari), and various UI quirks like scroll positioning and sticky headers behaving unexpectedly.
Opting Out
If you prefer the classic experience, you can still opt out through your settings. However, given the improvements in this new version, it’s worth giving it a fair trial before switching back.
Providing Feedback
GitHub is actively collecting feedback on the new experience. If you encounter issues or have suggestions, you can participate in the “Files Changed” preview feedback discussion on GitHub.
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If you’re using Tailscale with Mullvad VPN (either via the native Tailscale integration or standalone) and Firefox’s DNS over HTTPS (DoH), you might suddenly find yourself unable to access your Tailscale services via their
*.ts.nethostnames—even though everything worked fine before.The symptoms are frustrating:
tailscale pingworks,digresolves the hostname correctly, but Firefox just refuses to connect.Why This Happens
When you enable DNS over HTTPS in Firefox (especially with “Max Protection” mode), Firefox bypasses your system’s DNS resolver entirely and sends all DNS queries directly to your chosen DoH provider—in this case, Mullvad’s DNS server at
https://base.dns.mullvad.net/dns-query.The problem? Mullvad’s public DNS server has no idea what
my-server.my-tailnet.ts.netis. That’s a private hostname that only Tailscale’s MagicDNS (running at100.100.100.100) knows how to resolve.So while your system can resolve the hostname just fine:
$ dig my-server.my-tailnet.ts.net;; ANSWER SECTION:my-server.my-tailnet.ts.net. 600 IN A 100.x.x.x;; SERVER: 100.100.100.100#53(100.100.100.100) (UDP)Firefox completely ignores this and asks Mullvad instead, which returns nothing.
The Solution
Firefox provides a way to exclude specific domains from DoH, forcing it to fall back to system DNS for those domains. Here’s how to set it up:
- Open Firefox and navigate to
about:config - Search for
network.trr.excluded-domains - Add
ts.netto the list (comma-separated if there are existing entries)
For example:
ts.netOr if you have other exclusions:
example.local, ts.netThis tells Firefox: “For any domain ending in
.ts.net, use the system DNS resolver instead of DoH.” Since your system DNS is controlled by Tailscale’s MagicDNS, the hostname will resolve correctly.The Gotcha: Old Tailnet Names
Here’s a subtle issue that can trip you up: if you previously had a different Tailscale account or renamed your tailnet, you might have an old, specific exclusion that no longer applies.
For example, you might have:
my-nas.old-tailnet.ts.netBut your current tailnet is
new-tailnet.ts.net. The old exclusion does nothing for your new tailnet!The fix is simple: instead of excluding specific tailnet hostnames, just exclude the entire
ts.netdomain. This covers all Tailscale hostnames, regardless of your tailnet name, now and in the future.Verifying the Fix
After making the change, you can verify everything is working:
- Test Tailscale connectivity (should already work):
tailscale ping your-machine-name - Test DNS resolution from the command line:
dig your-machine-name.your-tailnet.ts.net - Test in Firefox: Navigate to your Tailscale hostname—it should now load.
Summary
If you’re combining Firefox DoH with Tailscale:
- Firefox’s DoH bypasses Tailscale’s MagicDNS
- Add
ts.nettonetwork.trr.excluded-domainsinabout:config - Use
ts.net(not a specific tailnet name) to future-proof the setting
This gives you the best of both worlds: private DNS for general browsing via Mullvad, and working hostname resolution for your Tailscale network.
- Open Firefox and navigate to
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Happy New Year, self-hosters! The Immich team has kicked off 2026 with a bang, releasing version 2.5.0 – aptly named the “90,000 Stars Release” in celebration of reaching this impressive GitHub milestone. This release is packed with long-awaited features that significantly improve both the mobile and web experience. Let’s dive into what’s new.
Free Up Space: Finally Here
This feature has been one of the most requested since the early days of Immich (it has a 3-digit issue ID!). Free Up Space allows you to remove local media files from your mobile device that have already been successfully backed up to your Immich server.
Free Up Space accessible from the user profile panel Configuration options for Free Up Space The feature includes smart configuration options:
- Cutoff date: Only process photos and videos on or before a specified date
- Keep albums: Preserve specific albums (WhatsApp-related albums are kept by default)
- Keep favorites: Favorited assets stay on your device
- Keep on device: Option to always keep all photos or all videos
Before any files are removed, you’ll see a review screen showing exactly what will be deleted and how much storage you’ll reclaim. Deleted items go to your device’s native Trash, giving you a safety net.
Non-Destructive Photo Editing
Immich now supports non-destructive editing – a major enhancement for anyone who’s hesitated to edit photos for fear of losing the original. Edits are stored in the database while original files remain untouched. You can always revert to the original.
Click the edit icon to enter edit mode Currently supported editing operations:
- Cropping
- Rotation
- Mirroring
The editing interface with cropping, rotation, and mirroring tools Opening the editor on an edited asset loads existing edits for adjustment When downloading an edited asset, you get the edited version by default, but can also choose to download the original. Note that mobile editing still uses the old system for now – the non-destructive approach will come to mobile in a future release.
Web-Based Database Backup and Restore
Database management just got significantly easier. Previously, restoring an Immich instance required command-line access – a barrier for users new to self-hosting. Now, the entire backup and restore pipeline is built into the web UI.
You can restore from two locations:
Restore from the Administration → Maintenance page Restore from the Onboarding page on a fresh installation This is particularly valuable if you’ve ever worried about database corruption from power loss or system failures.
Upload Improvements
Foreground uploads on mobile have been significantly improved. The new implementation brings back reliable upload handling while adding concurrent uploads and proper support for assets with missing file extensions (common with DJI and Fusion Camera files).
Improved upload interface with concurrent upload support A notable improvement for iOS/iCloud users: uploads now send unique metadata to the server for faster checksum retrieval when reinstalling the app. To take advantage of this for existing uploads, go to App Settings → Sync Status and tap “Sync Cloud IDs” once.
Sync Cloud IDs to backfill metadata for existing uploads (iOS/iCloud users) Visual Refresh
The entire Immich experience has received a visual update across web, mobile, and documentation. A new font improves readability, especially for numbers and smaller text.
Refreshed visual design with improved typography The UI library has been integrated more deeply into the web app, providing more consistent components and better visual hierarchy.
More standardized and coherent UI components All icon buttons now include tooltips – no more guessing what a button does.
All icon buttons now show helpful tooltips Additional Highlights
Star Rating on Mobile
Mobile users can now rate their photos with stars, bringing feature parity with the web application.
Star rating now available on mobile Disable Admin Setup
New environment variable
IMMICH_ALLOW_SETUP=true|falselets you prevent the admin setup page from appearing after initial configuration – useful if your database ever gets accidentally reset.Fine-Grained API Permissions
New scoped permissions for API keys include:
map.read,map.search, andfolder.read.Progressive JPEGs
Image generation settings now include an option for progressive JPEGs, allowing supported browsers to render images progressively as they load.
New progressive JPEG option in image generation settings Slideshow Loop
Web slideshows can now automatically restart when they reach the end.
New loop option in slideshow settings Native HTTP Clients
All remote images now use optimized HTTP clients supporting HTTP/2 and HTTP/3. Images load faster, caching is improved, and the offline experience is more responsive with a larger cache size.
Important Notes
Mobile App Update Paused: As of the release, the team has temporarily halted the mobile app release due to some reported migration issues. Check the GitHub release page for the latest status.
Client Compatibility: Mobile clients must be updated to v2.5.0 to view edited versions of assets. Older clients will continue to see original images.
How to Update
Follow the standard update procedure for your deployment method. As always, ensure you have a backup before upgrading.
For the complete changelog including all bug fixes and documentation updates, check the full release notes on GitHub.
Support the Project
If you find Immich helpful, consider supporting the project by purchasing a product key at buy.immich.app or grabbing some merchandise at immich.store.
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Introducing ankiR Stats: The Only Anki Addon with Time Series Analytics
I’m excited to announce the release of ankiR Stats, a new Anki addon that brings advanced statistical analysis to your flashcard reviews. If you’ve ever wondered about the patterns hidden in your study data, this addon is for you.
Why Another Stats Addon?
There are several statistics addons for Anki already – Review Heatmap, More Overview Stats, True Retention. They’re great for basic numbers. But none of them answer questions like:
- Is my retention trending up or down over time?
- What’s my weekly study pattern? Do I study more on weekends?
- Which days were unusually productive (or lazy)?
- How are my card intervals growing over months?
ankiR Stats answers all of these using the same statistical techniques data scientists use.
Features
📊 Time Series Charts
Track your retention, reviews, and intervals over time with a 4-week moving average to smooth out the noise:

🗓️ GitHub-style Heatmap
See your entire year of reviews at a glance:

🔬 Time Series Decomposition
This is the killer feature. The addon breaks down your daily reviews into three components:
- Trend – Are you studying more or less over time?
- Seasonal – Your weekly pattern (which days you study most)
- Residual – Random variation that doesn’t fit the pattern

⚠️ Anomaly Detection
The addon automatically finds unusual study days using z-score analysis. Days where you studied way more (or less) than normal are flagged with their statistical significance.
No Dependencies
Unlike many addons that require you to install Python packages, ankiR Stats uses web-based charts (Chart.js). It works out of the box on Windows, Mac, and Linux.
Installation
- Open Anki
- Go to Tools → Add-ons → Get Add-ons
- Enter code:
419954163 - Restart Anki
- Access via Tools → ankiR Stats
Based on ankiR
This addon is a Python port of key features from ankiR, an R package I developed for comprehensive Anki analytics. The R package has 91 functions including forecasting, autocorrelation analysis, and FSRS integration – if you want even deeper analysis, check it out.
Open Source
The addon is open source and available on GitHub. Issues and contributions welcome!
Links
Let me know what you think in the comments!








