uPlot.js – An exceptionally fast, tiny time series chart
📈 A small, fast chart for time series, lines, areas, ohlc & bars - leeoniya/uPlot
uPlot.js – An exceptionally fast, tiny time series chart launched on October 9, 2019 with 260 votes, #45 of 3,363 launches that month and more than 95% of that year's launches. The site was still online in September 2026, 7 years on.
In plain words
uPlot.js is a lightweight JavaScript library for rendering time series charts with exceptional performance. Built for developers who need to visualize temporal data efficiently, it prioritizes speed and small file size without sacrificing functionality. The library handles large datasets smoothly and integrates into web applications with minimal overhead, making it suitable for dashboards, financial tracking, and real-time monitoring applications.
written from the facts on this page · September 2026
Does a similar job
all alternatives →- UJuPlot.js v1.0 – A fast, small chart for time series, OHLC and bars2020 · ▲5
Hello again! 5 months and ~400 commits since the initial prototype: https://news.ycombinator.com/item?id=21207132 v1.0 has shipped! - https://github.com/leeoniya/uPlot A non-exaustive list of features/concerns that have been addressed since v0.1.0: - A terse, consistent API, (w/ plugins & hooks) - Timezone & DST handling - Point rendering - Bi-directional zooming - Dynamic data updates (streaming) - Numeric x scales (non-temporal) - Area fills & high/low bands - Dependent scales (°C -> °F) - Cursor sync across charts - Highlight closest…
A flask app to make dashboards, easily2016 · github.com · ▲302:snake: :bar_chart: :chart_with_upwards_trend: Build complex dashboards without any front-end code. Use your own endpoints. JSON config only. Ready to go. - GitHub - christabor/flask_jsondash: :snake: :chart_with_upwards_trend: Build complex dashboards without any front-end code. Use your own endpoi
Fast 2kB date library alternative to Moment.js with the same API2018 · github.com · ▲122⏰ Day.js 2kB immutable date-time library alternative to Moment.js with the same modern API - iamkun/dayjs
Questions this answers
More life & fun this month
the category →
A free city-building game in your browser. You are the mayor. You know what the city needs. Now get it past the zoning board, the neighbors, the appeals court and the next election.
Life & fun · 1d ago · permit.petercai.com
- IV
Life & fun · 13d ago · tanzaniaeducationproject.org
Turn a phone, tablet or TV into a sign. Type a message and it fills the screen: welcome signs, timers, Wi-Fi passwords and more. No app, no account, free.
Life & fun · 14d ago · bigwords.page
Play a free virtual guitar online with your keyboard or by touch. Slow songs down and see every chord, string and strum. Acoustic, classic, electric and bass.
Life & fun · 8d ago · guitoro.com
Carrier settings from iPhone, Pixel and Galaxy firmware, decoded and compared: APNs, VoLTE, 5G and Wi-Fi Calling per carrier, and what each build changed.
Life & fun · 12d ago · carrierexplode.com
Life & fun · 22d ago · space.bl2.net
Source: Show HN post ↗
Launched alongside, October 2019
the whole month →
Bel▲1,288Life & fun · 2019 · paulgraham.com
Create free personalized illustrations from 3000+ elements
Growth · 2019 · icons8.com
The next generation of temperature controlled mugs
Life & fun · 2019 · ember.com
