{"slug": "greasemonkey", "name": "Greasemonkey", "category": "browsers", "category_name": "Browsers and extensions", "description": "", "recommenders": 1, "commenters": 3, "warners": 0, "score": 1.28, "rising": -0.33, "first": "2025-11-13", "latest": "2026-09-06", "why": "I love customizing the web - I use Greasemonkey extensively", "why_is_quote": true, "has_verdict": false, "sentiment": {"recommend": 1, "neutral": 1, "compare": 1, "warn": 0}, "spark": [1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], "listed": false, "loved": [], "caveat": "", "short_quote": "I love customizing the web - I use Greasemonkey extensively", "icon": false, "domain": null, "github_repo": null, "official_url": "", "pricing": "", "aliases": ["Greasemonkey"], "verdict": null, "praise": [{"label": "", "summary": "", "quotes": [{"id": 734686144, "item_id": 45917884, "url": "https://news.ycombinator.com/item?id=45917884", "by": "oidar", "date": "2025-11-13", "stance": "recommend", "quote": "I love customizing the web - I use Greasemonkey extensively", "excerpt": "Listen, I love customizing the web - I use Greasemonkey extensively - but I don't see a path to monetization here. Greasemonkey and Tampermonkey exist, for free. Why would someone pay for this? AI generation is neat, but once a script is creating and working - why wouldn't a user just hop over to Claude and remake the script? Besides burning tokens - these free alternatives exist. An API price hike could make it fall", "context": "power user", "use_case": "customizing websites", "switched_from": "", "story": "Launch HN: Tweeks (YC W25) \u2013 Browser extension to deshittify the web"}]}], "caveats": [], "who": [{"by": "oidar", "context": "power user", "url": "https://news.ycombinator.com/item?id=45917884", "date": "2025-11-13"}], "tags": [], "use_cases": ["hiding reddit posts", "userscripts / page customization", "customizing websites"], "compared": [{"slug": "tweeks", "name": "Tweeks", "co": 3, "switched_from": 0, "switched_to": 0}], "makers": [], "threads": [{"url": "https://news.ycombinator.com/item?id=49580939", "title": "The revolt of the reader", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=49208393", "title": "Kitesurf: Agent-first browser that runs in V8 isolates", "mentions": 1}, {"url": "https://news.ycombinator.com/item?id=45916525", "title": "Launch HN: Tweeks (YC W25) \u2013 Browser extension to deshittify the web", "mentions": 1}], "sentiment_by_month": {"2025-11": {"recommend": 1}, "2025-12": {}, "2026-01": {}, "2026-02": {}, "2026-03": {}, "2026-04": {}, "2026-05": {}, "2026-06": {}, "2026-07": {}, "2026-08": {"compare": 1}, "2026-09": {"neutral": 1}, "2026-10": {}}, "quotes": [{"id": 793330496, "item_id": 49583156, "url": "https://news.ycombinator.com/item?id=49583156", "by": "8cvor6j844qw_d6", "date": "2026-09-06", "stance": "neutral", "quote": "Years ago I used a rudimentary (text matching) Greasemonkey script", "excerpt": "Years ago I used a rudimentary (text matching) Greasemonkey script that hid Reddit posts and comments from accounts matching a few behavioral/history signals. I wonder if that idea could be modernized now for this.", "context": "", "use_case": "hiding Reddit posts", "switched_from": "", "story": "The revolt of the reader"}, {"id": 787475952, "item_id": 49217247, "url": "https://news.ycombinator.com/item?id=49217247", "by": "scotty79", "date": "2026-08-07", "stance": "compare", "quote": "So basically Grease Monkey on steroids", "excerpt": "I use them to find product fitting my specific desired parameters. Stores and price comparison websites often don't give you filters on all of the parameters that they posses and don't display all parameters on the list views. I also tell my agents to remove annoyances from websites I browse, rearrange the content so that it's easier for me to view. For example when somebody publishes a table where they compare their", "context": "uses agentic browser", "use_case": "userscripts / page customization", "switched_from": "", "story": "Kitesurf: Agent-first browser that runs in V8 isolates"}, {"id": 734686144, "item_id": 45917884, "url": "https://news.ycombinator.com/item?id=45917884", "by": "oidar", "date": "2025-11-13", "stance": "recommend", "quote": "I love customizing the web - I use Greasemonkey extensively", "excerpt": "Listen, I love customizing the web - I use Greasemonkey extensively - but I don't see a path to monetization here. Greasemonkey and Tampermonkey exist, for free. Why would someone pay for this? AI generation is neat, but once a script is creating and working - why wouldn't a user just hop over to Claude and remake the script? Besides burning tokens - these free alternatives exist. An API price hike could make it fall", "context": "power user", "use_case": "customizing websites", "switched_from": "", "story": "Launch HN: Tweeks (YC W25) \u2013 Browser extension to deshittify the web"}]}