Bosca Ceoil: The Blue Album is a beginner-friendly tool for making music. Create anything from a simple beat to a complex melodic piece — with an intuitive step sequencer and a huge selection of synthesized instruments.

[bús-ka kyó-al] — a music box.Bosca Ceoil: The Blue Album (or Bosca Ceoil Blue, for short) is a simple and beginner-friendly app for making music. Using a step sequencer you can create anything from a simple beat to a complex melodic piece — with huge selection of synthesized instruments!Bosca Ceoil Blue is a modern port of Terry Cavanagh's Bosca Ceoil, and attempts to preserve everything that made the original so approachable and intuitive. And just like the original, Bosca Ceoil Blue is absolutely free and provided under a permissive open source license, should you need to modify it.<h2 class="bb_tag" >Features</h2>Playful and intuitive pattern editorBegin writing music quickly with a playful piano roll sequencer. Create patterns of notes and experiment with timing and tonality to find your unique sound. Adjust the scale to give yourself a constraint that ensures your music always sounds great!<video class="bb_img" autoplay muted loop playsinline poster="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3570850/extras/596598c3058ffb487c5bbd4e1ca275ef.poster.avif?t=1749211819" width=600 height=250 ><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3570850/extras/596598c3058ffb487c5bbd4e1ca275ef.webm?t=1749211819" type="video/webm; codecs=vp9"><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3570850/extras/596598c3058ffb487c5bbd4e1ca275ef.mp4?t=1749211819" type="video/mp4"></video>Drag'n'drop-based compositor and arrangement editorJust as playfully rearrange your patterns on the timeline, create variations and make adjustments. Use up to 8 channels to play multiple patterns and instruments in parallel. Block by block, build your multi-minute song!<video class="bb_img" autoplay muted loop playsinline crossorigin="anonymous" poster="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3570850/extras/ee85357c37f3e9b90fb5f720fb450f7e.poster.avif?t=1749211819" ><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3570850/extras/ee85357c37f3e9b90fb5f720fb450f7e.webm?t=1749211819" type="video/webm; codecs=vp9"></video>Over 300 synthesized instrumentsPowered by a versatile software synthesizer, Bosca Ceoil Blue offers you pretty much any instrument you can think of! Don't like how your tune sounds with a piano? Swap it for a guitar with a swift adjustment. If you feel adventurous, make sure to take a look at instrument tuning.<video class="bb_img" autoplay muted loop playsinline poster="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3570850/extras/16d307d42d25de616551d0708de6a781.poster.avif?t=1749211819" width=600 height=250 ><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3570850/extras/16d307d42d25de616551d0708de6a781.webm?t=1749211819" type="video/webm; codecs=vp9"><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3570850/extras/16d307d42d25de616551d0708de6a781.mp4?t=1749211819" type="video/mp4"></video>Ready for production and consumptionExport your creations to WAV, MIDI, and XM. Share them with the world, or use them for your next game or video!<video class="bb_img" autoplay muted loop playsinline poster="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3570850/extras/0ca3f719805f78cc408e397410fdc135.poster.avif?t=1749211819" width=600 height=250 ><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3570850/extras/0ca3f719805f78cc408e397410fdc135.webm?t=1749211819" type="video/webm; codecs=vp9"><source src="https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/3570850/extras/0ca3f719805f78cc408e397410fdc135.mp4?t=1749211819" type="video/mp4"></video>Works across all desktop devicesWhether you use Linux, macOS, or Windows, you can create music with Bosca Ceoil Blue. No extra prerequisites and no license agreements — simply download and launch!<h2 class="bb_tag" >Need help?</h2>Built right into Bosca Ceoil Blue is an interactive guide that lets you get familiar with the way the app works. In fact, there are two guides, and a comprehensive list of all available shortcuts and mouse inputs!

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Bosca Ceoil: The Blue Album Achievements