Create and edit database diagrams with ChartDB, which can visualize schemas from a database query.
The Best Prometheus Alternatives in 2026
Looking for something like Prometheus? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 2 are free or have a free plan and 6 are open source.
Open-source system monitoring with a time-series database and query language is provided by Prometheus.
Top picks at a glance
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Chartdb | — | Yes | — |
| 2 | dtaidistance | — | Not stated | — |
| 3 | Storm | — | Not stated | Web |
| 4 | Shiki | — | Not stated | Web |
| 5 | WakaTime | Free | Not stated | Web |
| 6 | MLDB | — | Not stated | Web |
| 7 | Polars | — | Yes | — |
| 8 | Geofetcher | — | Not stated | Web |
| 9 | Meaning of | — | Not stated | Web |
| 10 | Budibase | — | Not stated | Web |
All Prometheus alternatives
dtaidistance
github.com/wannesm/dtaidistancedtaidistance calculates time-series distances using a fast dynamic time warping implementation.
Storm
storm.apache.orgApache Storm is an open-source distributed system for processing unbounded streams of data in real time.
Shiki
shiki.styleCode syntax highlighting is provided by Shiki, a library that colors code by programming language.
WakaTime tracks coding time and AI usage across editors, with views by project and language.
MLDB
mldb.aiMLDB provides an open source database designed for machine learning projects.
Polars provides a Rust query engine for DataFrames, with a Python interface for data work.
Geofetcher
geofetcher.appsinprogress.comWebsite speed tests from locations around the world are provided by Geofetcher.
Meaning of
kennybastani.comKenny Bastani’s blog covers building software, with open source examples and tutorials on microservices and cloud native systems.
Budibase
budibase.comBudibase helps teams build internal tools, automate workflows, and create AI agents connected to business systems.
PyDy
pydy.orgPyDy provides Python tools for modeling the dynamics of multibody mechanical systems.
GoAccess
goaccess.ioReal-time web log analysis and interactive reports are available through GoAccess.
devina
devina.ioDevina groups 78 online tools for text, time, data, media, networking, code, and other work.
Easings
easings.netThe Easing Functions Cheat Sheet helps users choose animation easing curves by showing how parameters change over time.
Coders Tool
coderstool.comCoders Tool offers browser-based utilities for JSON, SQL, text, encoding, networking, time conversion, and data formatting.
PipeRider provided code review tools for dbt data and has been superseded by Recce.
UptimeRobot
uptimerobot.comMonitor websites, SSL certificates, keywords, and cron jobs with UptimeRobot and receive alerts.
PM2
pm2.keymetrics.ioPM2 manages Node.js processes with features including load balancing, reloads, startup scripts, and monitoring.
Beszel
beszel.devBeszel monitors servers and containers, showing historical resource data and configurable alerts.
Kener provides uptime monitoring and status pages in an open-source package deployable with Docker.
Apache cTAKES
ctakes.apache.orgApache cTAKES provides documentation and resources for a clinical text analysis system.
Neural networks in pure C are provided by notorch, a software library in this repository.
Automatic machine learning, hyperparameter tuning, and pipeline abstractions are provided by the Neuraxle software library.
Fast primitive-based mathematical operations are provided by fastmath, a software library in this repository.
Alternatives to similar tools
What is the best alternative to Prometheus?
Is there a free alternative to Prometheus?
Are there open-source alternatives to Prometheus?
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative

















