Top 12 Open-Source Alternatives to Calca

Product categories

API Documentation API Documentation Browser API Tools APIs Advanced Calculator Calculator Clipboard Manager Cryptocurrencies Developer Tools Engineering Calculator Knowledge Search Productivity

Summary

The top open-source alternatives to Calca are Numi App, Numbr, and Qalculate!. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Numi App Landing Page
1

Numi App

Numi is a beautiful text calculator for Mac.
Pricing:
- Open Source
#Calculator #Advanced Calculator #Text Calculator 29 social mentions
Numbr Landing Page
2

Numbr

An elegant calculator for the web
Pricing:
- Open Source
#Productivity #Calculator #Online Calculators 10 social mentions
Qalculate! Landing Page
3

Qalculate!

Qalculate! is a multiplatform multi-purpose desktop calculator.
Pricing:
- Open Source
#Calculator #Advanced Calculator #Engineering Calculator 31 social mentions
Parsify Desktop Landing Page
4

Parsify Desktop

Extendable calculator for the 21st century ⚡
Pricing:
- Open Source
#Calculator #Advanced Calculator #Online Services 1 social mentions
Math.js Landing Page
5

Math.js

Math.js is an extensive math library for JavaScript and Node.js.
Pricing:
- Open Source
#Calculator #Development Tools #Productivity 19 social mentions
NumPad Landing Page
6

NumPad

A web-based text editor with a powerful built-in calculator
Pricing:
- Open Source
#Calculator #Productivity #Unit Conversion 4 social mentions
Insect Landing Page
7

Insect

High precision scientific calculator with full support for physical units.
Pricing:
- Open Source
#Calculator #Advanced Calculator #Engineering Calculator 9 social mentions
Parca Landing Page
8

Parca

Parca is a continuous profiling project for applications and infrastructure.
Pricing:
- Open Source
#Developer Tools #GitHub #Monitoring Tools 3 social mentions
massCode Landing Page
9

massCode

A free and open source code snippets manager for developers.
Pricing:
- Open Source
#Developer Tools #Productivity #Tech 5 social mentions
Hoppscotch Landing Page
10

Hoppscotch

Open source API development ecosystem
Pricing:
- Open Source
- Freemium
- Free Trial
#Web App #Productivity #APIs 77 social mentions
Dash for macOS Landing Page
11

Dash for macOS

Dash is an API Documentation Browser and Code Snippet Manager. Dash searches offline documentation of 200+ APIs and stores snippets of code. You can also generate your own documentation sets.
Pricing:
- Open Source
#Software Development #Productivity #API Tools 85 social mentions
Boop Landing Page
12

B

Boop

A scriptable scratchpad for developers. Free & open source!
Pricing:
- Open Source
#Productivity #Note #Image Optimisation 4 social mentions