[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"howto:feather:mac:en":3},{"resolvedFromAlias":4,"canonicalExt":5,"ext":5,"name":6,"category":7,"categoryName":8,"updatedAt":9,"os":10,"osLabel":11,"quickSolution":12,"stepByStep":13,"recommendedSoftware":16,"alternativeMethods":17,"commonIssues":18,"securityNote":37,"extensionPath":38,"extensionLabel":39,"breadcrumbs":40,"metaDescription":50},false,"feather","Apache Arrow Feather (Arrow IPC file) format","data","Data","2026-06-12T08:34:38.609Z","mac","Mac","To open .FEATHER files on Mac, use Python and run: import pandas as pd; df = pd.read_feather('path/to/file.feather') (requires Arrow/pyarrow support).",[14,15],"Use Python and run: import pandas as pd; df = pd.read_feather('path/to/file.feather') (requires Arrow/pyarrow support).","Alternatively, use Apache Arrow in R and load the file using Arrow’s Feather/IPC functionality.",[],[],[19,25,31],{"title":20,"description":21,"steps":22},"pandas cannot read the file because Arrow/pyarrow is missing","pandas.read_feather depends on an Arrow backend; if the required dependency is not available, reading will fail.",[23,24],"Install and enable an Apache Arrow/pyarrow-capable environment for your Python setup.","Re-run pandas.read_feather after confirming the Arrow dependency is available.",{"title":26,"description":27,"steps":28},"File opens but data types or columns are not as expected","Feather stores Arrow columnar data; differences in schema/type handling between writers/readers (or between older and newer toolchains) can lead to unexpected dtypes or missing metadata expectations.",[29,30],"Confirm the file was written as a Feather/Arrow IPC file (Feather V2) using the same family of Arrow-based tools.","Try reading the file using pyarrow.feather directly (Python) to inspect the table schema before converting to a pandas DataFrame.",{"title":32,"description":33,"steps":34},"The file is not actually a Feather/Arrow IPC file","Some files may be misnamed with a .feather extension; Arrow-based readers will error if the file is not in the expected IPC/Feather format.",[35,36],"Ask the data provider how the file was produced and with which library/version.","Request a re-export using an Arrow Feather/IPC writer (for example, via pyarrow.feather or the Arrow R package).",".feather is a binary data format; it is not intended to contain scripts or macros like some document formats, but parsing untrusted binary files can still trigger vulnerabilities in the reader library if present—prefer up-to-date Arrow/pyarrow/arrow packages when handling untrusted files.","/file-extension/feather",".FEATHER",[41,44,47],{"label":42,"to":43},"Home","/",{"label":45,"to":46},"How To","/file-extension",{"label":48,"to":49},"Open .FEATHER on Mac","/how-to/open-feather-on-mac","Learn how to open .FEATHER files on Mac with step-by-step instructions, recommended software, and troubleshooting tips."]