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2025

v0.4.3-beta - July 15 2025

Bug Fixes: 🐛

  • Refactored YT-DLP Download and FFMPEG Conversion methods to use subprocess.run instead of subprocess.popen to fix deadlocks. Fixes #253. 📂
  • Fixed a bug that was applying Audio Volume level even when it is set to 100.

Other Changes: ⚡

  • Upgraded fastapi to version 0.116.1 and replaced the standard extra with standard-no-fastapi-cloud-cli.
  • Updated aiohttp to version 3.12.14.
  • Improved logging for subprocess output in YT-DLP download and FFMPEG conversion. All logs are consolidated into a single DEBUG log.
  • Health check endpoint used by Docker now looks for NVIDIA GPU (if enabled) once an hour!

v0.4.2-beta - July 15 2025

What's New: ✨

  • YouTube search now uses 1080 resolution as 2160 was causing some issues.
  • Logs are now stored in database instead of text files. All Logs are saved to database, change filters to see them. Helps with better handling and supports tying them to media items in future.
  • Logs are stored for 30 days. Old logs will be deleted as part of Cleanup task.
  • Updated frontend Logs section to use logs from database along with tracebacks for errors and above.

Bug Fixes: 🐛

  • Fixed a bug that was reporting trailer download as failed even though download succeeded. Fixes #253. 📂
  • Fixed a bug with FilesHandler that scans for trailers.
  • Fixed a bug in Media Details page that sometimes would not refresh the changes loaded from server.

Other Changes: ⚡

  • All Scheduled Tasks are now async.
  • Normalized database defaults for alembic migrations and added ONDELETE relationships.
  • glightox version used in devcontainer has been corrected.
  • Separated SQLModel base for AppLogs and App models.
  • Corrected openapi path used in Docs from generator script.
  • Setup some PRAGMA options on database engine to make relationships work and improve performance.

v0.4.1-beta - July 06 2025

What's New: ✨

  • Added extra delay between Trailer downloads to prevent account bans on new installs. New delays are as follows (along with an additional random delay of 0-60 seconds):

    Download No Delay
    1 - 9 2 mins
    10 - 49 4 mins
    50 - 99 6 mins
    100 - 199 7 mins
    200 - 499 9 mins
    1000+ 10 mins

  • Added a Refresh button on Media Library pages - Gets updated Media list from server.

  • Media Files in Media Details page are now loaded on demand. You now have to click on the Files section to display them. Saves some IO bandwidth!
  • Increased Session Timeout to 15 minutes (12 minutes + 3 minutes to extend).

Bug Fixes: 🐛

  • Fixed a bug that added an incorrect end slash on Windows Path Mappings. Fixes #250. 📂
  • Updated Default login details in Docs to change password to trailarr, as it was incorrectly said admin. Related to #248.
  • Fixed a bug in Media Details page that sometimes would not refresh the changes loaded from server.

Other Changes: ⚡

  • Added some extra details to Docs.

v0.4.0-beta - July 04 2025

What's New: ✨

  • Trailer download method has been updated to use the new download method by default. Old download method has been removed. Rewritten the other parts of download method that weren't updated in v0.3.0-beta. 🎉
  • If a trailer conversion fails, app will now try to convert it again without hardware acceleration. This will help in cases where hardware acceleration fails due to unsupported codecs or other issues. ✨
  • Trailer Profiles have been added for downloading trailers in different formats. Opening up new possibilities for downloading trailers in different formats. See Docs for more details. Fixes #79 and #218. 🎥
  • Download and Search buttons in Media Details now opens a dialog to select a Trailer Profile. 📥
  • Video and audio formats in Trailer Profiles can be set to copy to avoid re-encoding the video and audio streams. This will speed up the download and conversion process. Use with mkv file format for better compatibility. Fixes #204. 🎞️
  • Added a new setting in Profiles for Include Words to filter for certain words to exist in the trailer title. 📝
  • Added season_count to the Media object to indicate the number of seasons for a series. This will help in filtering series based on the number of seasons, and can be used to download Season specific trailers for a Series (does not work yet, need more changes to make this work). 📺
  • Updated Path Mappings to get root folders on connection validation and show a selection to select a path within container if it doesn't already exist!
  • Added a Getting Started section with detailed instructions on installing Trailarr along with Volume Mappings and Path Mappings. Various other sections in the Docs have been rewritten/updated to reflect changes in the app. 📚

Bug Fixes: 🐛

  • Fixed a bug that caused the yt-dlp version in Settings > About to not show the correct version. 🔄
  • Fixed some bugs related to download method and setting media status. Fixes #177. 🐍
  • Updated the Docker Update Check task to use github release tag instead of Dockerhub tags, as Dockerhub API is rate limited and causes the task to fail. ♻️

  • Fixed a bug that caused episode files with trailer in the filename to be detected as trailers. Fixes #235. 📂 Trailarr will now only consider a file as trailer if meets the below criteria:

    • The file should have trailer in the filename.
    • The file is not an episode file (i.e., it does not have SXEX (X can be 0-99) in the filename).
    • The file is in the Media folder or a subfolder that matches one of the Trailer Folder Name from Profiles.
    • Fixed a bug that caused Download button in Media details page to not work in some cases. ⬇️

Other Changes: ⚡

  • Docker healthcheck has been updated to include a check for GPU availability (only if hardware acceleration is enabled). This will help detect if GPU becomes inaccesible from container. 🖥️ Tip: Set restart to always or unless-stopped in your docker-compose file to automatically restart the container becomes unhealthy. 🪫
  • Made internal changes to the Angular app (Web UI) to improve performance and make it more maintainable and reusable. 🚀
  • Updated Angular to v20.
  • Navigating to a new page in Web UI will now reset the scroll position to the top of the page. 📜
  • Added a new section for Trailer Profiles in Settings to manage the trailer profiles. 📂
  • Trailer related settings that are configurable from Trailer Profiles are removed from Settings > Trailer. 🎛️
  • Renamed the Settings > Trailer to Settings > General to better reflect the purpose of the settings. ⚙️
  • Updated various python and npm dependencies to their latest versions. 🔄
  • Swagger UI has been added to the Docs for ease of access. 📖

v0.3.3-beta - March 28, 2025

What's New: ✨

  • Updated yt-dlp to latest version 2025.03.27. 🔄
  • Added option to change the default username. Fixes #160. 🔑
  • Updated internal field options so that browsers can detect them as password fields for Current Password and New Password in Password Update Dialog under Settings > About. 🔑
  • Settings > About page will now show the current version of yt-dlp used by the app. 🔍

Bug Fixes: 🐛

  • Fixed an issue with yt-dlp not updating on restart even if Update Yt-dlp is enabled. 🔄
  • Fixed a bug that reset the New Download Method setting to false on restart. 🔄

Other Changes: ⚡

  • Updated FastAPI from 0.115.11 to 0.115.12, npm from 11.1.0 to 11.2.0, Angular from 19.2.1 to 19.2.5 and various other python and npm dependencies.
  • Refactored Dockerfile to remove gosu package and use su command instead for switching to non-root user. This fixes many CVEs related to gosu package, improving security. 🐳
  • Moved scripts inside docker image from /app to /app/scripts to avoid conflicts with app files. 🗂️

v0.3.2-beta - March 09, 2025

What's New: ✨

  • Trailer filenames now support titles with non-ASCII characters. Restricted characters are <>:"/\\|?*\x00-\x1F. Fixes #106, #141 🌍
  • Additional options added to use in Youtube Search Query and Trailer Filename fields. See Docs for available options. Fixes #119 📝
  • Added Custom Filters to Home, Movies and Series pages. 📊
  • Added a delay (between 100 - 150 seconds randomly) between trailer downloads to avoid rate limiting from YouTube. Fixes #139 🕒

Bug Fixes: 🐛

  • Fixed a bug that deletes all media items in database when Arr Data Refresh task fails to get data from an arr API. 🐍
  • Fixed a bug related to sorting with date values in Home, Movies and Series pages. 📅
  • Fixed some bugs related to data refresh for keeping Frontend and Backend in sync. 🔄
  • Fixed a bug related to URL_BASE setting not getting updated in the frontend. 🌐
  • Added a check to verify downloaded trailer duration is within specified limits. Fixes #128 🕰️

Other Changes: ⚡

  • Added extra attributes to the Media object for clean_title, studio, title_slug, media_exists, media_filename. 📝
  • Some routes and components are now lazy-loaded to improve performance. 🚀
  • Upgraded Angular from 19.1.4 to 19.2.1, FastAPI from 0.115.7 to 0.115.11 and various other python and npm dependencies. 🔄
  • Updated Docs for Youtube Search Query and Trailer Filename fields, added a note regarding use of YouTube cookies for new installations. 📝

v0.3.1-beta - February 08, 2025

Bug Fixes: 🐛

  • Fixed a bug that deletes all media items in database when Arr Data Refresh task fails to get data from an arr API. 🐍

v0.3.0-beta - February 06, 2025

What's New: ✨

  • Added support for Hardware Acceleration using NVIDIA GPUs. See Docs on how to enable! 🚀
  • Completely rewritten the trailer download and conversion process for better performance and reliability. Can be enabled in Settings > Experimental > New Download Method 🔄
  • Added batch edit in Movies and Series pages to quickly edit multiple items at once. Available options: Monitoring, Download, Delete 📦
  • Added option for Auto Search 🔍 trailer in Media Details page, along with a Save 💾 option to save the updated trailer id without downloading. 🕵️
  • Clicking on a file in Files section will now show options to ▶️ Play, ℹ️ Video Info, 🗑️ Delete and ✏️ Rename the file. 📁
  • Added a task to scan all root folders for trailers. 🔍
  • Trailer download status will be updated as they progress, instead of all at once in Download Monitored Trailers task. 🔄
  • av1 conversion has been disabled. If av1 is selected, app will try to download in av1 directly if available, else fallback to vp9. 🚫
  • pgs subtitles are no longer supported. 🚫
  • Remove SponsorBlock option has been removed. Use Remove Silence instead 🚫
  • Added a new setting Update Yt-dlp to update yt-dlp to the latest available version during container startup when enabled. 🔄
  • Added an experimental option to set URL Base for use with reverse proxies. 🔄

Bug Fixes: 🐛

  • Tasks will be run in a different thread than the main process to avoid blocking the UI. 🧵
  • Databse sessions will be retried if a write fails due to database being locked. 🗃️
  • Youtube Trailer Search will also use the cookies file if provided.
  • Trailers stuck on Downloading status will be reset during Files Scan task.
  • Updated the Arr URL field in Add/Edit connections to make it work with reverse proxy URLs.
  • Fixed a bug that ignored the Series trailers when Trailers Folder Series is disabled.

Other Changes: ⚡

  • Trailarr nightly builds are now available for testing. 🌙
  • Download trailer will show a [Debug] log for using cookies file.
  • Added [Debug] logs for Arr Data Refresh task.
  • Trailer Cleanup task will now run once a day instead of every 6 hours.
  • Updated the Arr Refresh Task to process media in chunks to speed up the process.
  • Updated the Movies and Series pages to keep them in sync with the server.
  • Settings > About page will not include the number of trailers available in media folders.
  • Silence Removal will now leave 2 extra seconds before trimming the video. 🎶
  • Clicking on API Key in Settings > About will now copy the key to clipboard. 📋
  • App will now use /app/tmp instead of /tmp as temporary directory for downloading and converting trailers. 📂
  • Updated Docs for downloading trailer in a specific language.
  • Added permanent invite link to Discord server.
  • Updated FastAPI from 0.115.6 to 0.115.7, npm from 10.9.1 to 11.1.0, Angular from 19.0.1 to 19.1.4 and various other python and npm dependencies.
  • Updated Common Issues with File Access Slowness and Workaround for Windows users, and Cookies file not working. 🐢
  • Updated various other sections in the Docs to reflect the changes in the app.