{"slug": "fclones", "name": "fclones", "category": "files", "category_name": "Files, sync and backup", "description": "", "recommenders": 3, "commenters": 3, "warners": 0, "score": 2.821, "rising": -0.98, "first": "2026-07-25", "latest": "2026-07-26", "why": "", "why_is_quote": false, "has_verdict": false, "sentiment": {"recommend": 3, "neutral": 0, "compare": 0, "warn": 0}, "spark": [0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0], "listed": true, "loved": [], "caveat": "", "short_quote": "", "kind": "", "icon": true, "domain": null, "github_repo": "github.com/pkolaczk/fclones", "official_url": "https://github.com/pkolaczk/fclones", "pricing": "", "aliases": ["fclones"], "verdict": null, "praise": [{"label": "", "summary": "", "quotes": [{"id": 784895024, "item_id": 49055939, "url": "https://news.ycombinator.com/item?id=49055939", "by": "jauntywundrkind", "date": "2026-07-26", "stance": "recommend", "quote": "imo fclones is the one to beat,", "excerpt": "imo fclones is the one to beat, https://github.com/pkolaczk/fclones#benchmarks nice that there are actually some ok interfaces here. with fclones, i tend to generate a file of candidates then do a little review to make super certain everything is square / as expected. it's very built for intermediary files a core pattern, which is very unix, very convenient. but it did take me a little while to settle on this, and it", "context": "", "use_case": "finding duplicate files", "switched_from": "", "story": "DskDitto: Ultra-fast, parallel duplicate-file detector"}, {"id": 784806689, "item_id": 49050418, "url": "https://news.ycombinator.com/item?id=49050418", "by": "rahimnathwani", "date": "2026-07-25", "stance": "recommend", "quote": "use fclones to turn them into APFS clones", "excerpt": "If you're on Windows, MacOS or Linux, a great tool for interactively discovering and deleting large folders and files is dua: https://github.com/Byron/dua-cli If you're on MacOS and suspect a lot of space is taken by multiple copies of the same files, use fclones to turn them into APFS clones. (You can also use this on Linux, as ext4 supports hard links, but only if you're sure the duplicates won't diverge.)", "context": "MacOS user", "use_case": "deduplicating files", "switched_from": "", "story": "Harddrive Is Probably Full"}]}], "caveats": [], "who": [{"by": "rahimnathwani", "context": "MacOS user", "url": "https://news.ycombinator.com/item?id=49050418", "date": "2026-07-25"}], "tags": [], "use_cases": ["finding duplicate files", "deduplicating files"], "compared": [], "makers": [], "threads": [{"url": "https://news.ycombinator.com/item?id=49002762", "title": "DskDitto: Ultra-fast, parallel duplicate-file detector", "mentions": 2}, {"url": "https://news.ycombinator.com/item?id=49047449", "title": "Harddrive Is Probably Full", "mentions": 1}], "sentiment_by_month": {"2025-11": {}, "2025-12": {}, "2026-01": {}, "2026-02": {}, "2026-03": {}, "2026-04": {}, "2026-05": {}, "2026-06": {}, "2026-07": {"recommend": 3}, "2026-08": {}, "2026-09": {}, "2026-10": {}}, "quotes": [{"id": 784937696, "item_id": 49058606, "url": "https://news.ycombinator.com/item?id=49058606", "by": "ranger_danger", "date": "2026-07-26", "stance": "recommend", "quote": "", "excerpt": "Do you know if fclones implements anything similar to https://github.com/hpc/libcircle ? I also wonder if nftw(3) would be faster than readdir(3).", "context": "", "use_case": "Finding duplicate files", "switched_from": "", "story": "DskDitto: Ultra-fast, parallel duplicate-file detector"}, {"id": 784895024, "item_id": 49055939, "url": "https://news.ycombinator.com/item?id=49055939", "by": "jauntywundrkind", "date": "2026-07-26", "stance": "recommend", "quote": "imo fclones is the one to beat,", "excerpt": "imo fclones is the one to beat, https://github.com/pkolaczk/fclones#benchmarks nice that there are actually some ok interfaces here. with fclones, i tend to generate a file of candidates then do a little review to make super certain everything is square / as expected. it's very built for intermediary files a core pattern, which is very unix, very convenient. but it did take me a little while to settle on this, and it", "context": "", "use_case": "finding duplicate files", "switched_from": "", "story": "DskDitto: Ultra-fast, parallel duplicate-file detector"}, {"id": 784806689, "item_id": 49050418, "url": "https://news.ycombinator.com/item?id=49050418", "by": "rahimnathwani", "date": "2026-07-25", "stance": "recommend", "quote": "use fclones to turn them into APFS clones", "excerpt": "If you're on Windows, MacOS or Linux, a great tool for interactively discovering and deleting large folders and files is dua: https://github.com/Byron/dua-cli If you're on MacOS and suspect a lot of space is taken by multiple copies of the same files, use fclones to turn them into APFS clones. (You can also use this on Linux, as ext4 supports hard links, but only if you're sure the duplicates won't diverge.)", "context": "MacOS user", "use_case": "deduplicating files", "switched_from": "", "story": "Harddrive Is Probably Full"}]}