croc vs Mainsail
A side-by-side comparison of two self-hosted file sync & storage options
— licensing, setup difficulty, resource needs, and what each one
replaces.
Not the right match-up?
Compare croc with
choose an app… Immich Syncthing LocalSend MinIO Rclone copyparty Puter PhotoPrism Spacedrive Nextcloud File Browser Restic SeaweedFS Cloudreve Ente Photos DeepFace Magic Wormhole Snapdrop gallery-dl Kubo (IPFS) Ceph transfer.sh ProjectSend alt: Vert.sh File converter Seafile Duplicati Stalwart Kopia Color Thief BorgBackup darktable SFTPGo PairDrop ShareDrop Dufs Thumbor qrcp Nextcloud All-in-One Velero FilePizza OctoPrint ownCloud LibrePhotos CryptPad miniserve FileBrowser Quantum bup Conduit File Sync Backrest Resilio Sync alternative Onionshare wger Photoview closet GoToSocial NoNo upspin imaginary h5ai Tiny File Manager Send Google Photos Takeout Helper OpenCloud WebDAV Server Go Duplicacy Unison Flying Carpet CKAN SparkleShare elFinder Pingvin Share gocryptfs Kinto pgBackRest Syncthing Android Wrapper bitmagnet Nextcloud Desktop Sync slskd Updog Zipline FileGator PicoShare RcloneView gohttpserver Gokapi LubeLogger Chibisafe Mazanoke Syncthing-Fork Directory Lister Peergos Palmr Reitti CryFS Pydio Cells OpenCloud Files Enclosed git-annex ProjectSend Zenko CloudServer bittorrent-tracker Apaxy PsiTransfer Plik Firefox SyncStorage Nextcloud companion go-filecoin none WebDAV-Aria Syncany Sync-in HortusFox FreeFileSync Garage Linx Slink Sharry rmfakecloud Morphos server Picsur rsync.net alternative Stash NoDuplicate HomeHub Uguu rustypaste XBackBone Zen scanservjs Gossa Threema Web FileRise Pomf Readur Poznote Webtor QuickShare ownCloud Web DumbDrop Wingfit Local Content Share Cryptomator CLI 015 IFM mikochi Open Web Calendar ThinkDashboard Davros goploader Lufi Files Sharing Filebin Kleeja Z-Push PrivyDrop Flare Nephele File Drop Cryptomator Hub hash-calendar ZeroNote Pydio Cells Sync Shifter Passky Client Pydio Cells Client elixire Dropgate Server IPFS Podcasting Digirecord Feber FileRun GoSƐ Jirafeau LibreOffice pacebin Resilio Sync ResourceSpace Samba slcl Surfer Yetishare
Compare Mainsail with
choose an app… Syncthing LocalSend MinIO copyparty Puter Spacedrive Nextcloud File Browser SeaweedFS
Feature croc Mainsail Category File Sync & Storage File Sync & Storage License MIT free Language Go Vue Setup difficulty Easy Easy Min. RAM 32 MB 512 MB Deployment binary docker, one-click GitHub stars ★ 39,485 ★ 2,193 First released 2018 2022 Replaces WeTransfer, AirDrop —
Why pick each one
Choose croc if… Released under the MIT license Easy to set up — beginner-friendly Mature project with 39.5k GitHub stars Written in Go croc details Choose Mainsail if… Easy to set up — beginner-friendly First-class Docker support for quick deployment One-click install on common self-host platforms Active community (2.2k GitHub stars) Mainsail details
Frequently asked questions Is croc or Mainsail better? Neither is universally better. croc has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are croc and Mainsail free and open-source? Yes. croc is licensed under MIT and Mainsail under free. Both can be self-hosted at no software cost.
Can I run croc and Mainsail with Docker? croc: check the project docs for container support. Mainsail: yes.