1
Recaf
coley.software/RecafAlso covers programming · same kind of online tool
Inspect and edit Java bytecode with Recaf, a modern editor that includes a documented user guide.
Alternatives
The Best act Alternatives in 2026
24 alternatives2 free · 7 open source
Looking for something like act? 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 7 are open source.
The act programming language is documented in a user guide with reference materials.
Top picks at a glance
First suggestionRecafInspect and edit Java bytecode with Recaf, a modern editor…Free or freemium optionTry It OnlineRun code in online interpreters for a range of practical…Open source optionMixed ModelsMixedModels.jl fits statistical mixed effects models using…Another optionLMQLLMQL provides a programming language for interactions with…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Recaf | — | Not stated | Web |
| 2 | LMQL | — | Not stated | Web |
| 3 | Codigo | — | Not stated | Web |
| 4 | Python | — | Not stated | Web |
| 5 | Octave | — | Not stated | Linux, macOS, Web |
| 6 | Try It Online | Free | Not stated | Web |
| 7 | Mixed Models | — | Yes | — |
| 8 | jadx | — | Yes | — |
| 9 | Crystalline | — | Yes | — |
| 10 | Stemmer | — | Not stated | — |
All act alternatives
2
LMQL
lmql.aiAlso covers programming
LMQL provides a programming language for interactions with large language models.
3
Codigo
codigolangs.comAlso covers programming
Search and compare programming languages in Codigo, a directory that also publishes language news and examples.
4
Python
python.orgAlso covers programming
Python.org is the official site for the Python programming language and its documentation.
5
Octave
octave.orgAlso covers programming
GNU Octave is a programming language for scientific computing with mathematical syntax.
6
Also covers programming · same kind of online tool · free
Run code in online interpreters for a range of practical and recreational programming languages with Try It Online.
7
Also covers api and programming · open source
MixedModels.jl fits statistical mixed effects models using the Julia programming language.
8
Also covers api and programming · open source
Convert Android DEX bytecode into Java source with jadx, a decompiler documented in this project repository.
9
Also covers programming · open source
Use Crystalline, a Language Server Protocol implementation for the Crystal programming language.
10
Stemmer
github.com/fredwu/stemmerAlso covers programming
The Stemmer project implements English Porter2 word stemming in the Elixir programming language.
11
Also covers docker · same kind of online tool
This site compares programming languages and compilers through benchmark performance results.
12
OpenNLP
opennlp.apache.orgAlso covers programming
Apache OpenNLP is a machine learning based toolkit for the processing of natural language text.
13
FoLiA format
proycon.github.io/foliaAlso covers programming
FoLiA is an XML format for linguistic annotation of written language resources such as corpora.
14
StandardJS
standardjs.comAlso covers programming · same kind of online tool
Apply JavaScript Standard Style, a shared JavaScript code style and linter configuration.
15
jsdfe
avotoko.github.io/javascript-deobfuscatorAlso covers programming · same kind of online tool
Make obfuscated JavaScript easier to read with jsdfe, a tool for examining its approximate behavior.
16
Bun
bun.comAlso covers programming · same kind of online tool
JavaScript and TypeScript code can be bundled, installed, and run with Bun, a runtime and toolkit.
17
Polyglot
github.com/aboSamoor/polyglotAlso covers programming
Polyglot provides multilingual text processing tools for natural language processing.
18
Also covers programming · open source
Retext processes natural language through a plugin based toolkit in the unified JavaScript ecosystem.
19
Also covers programming · open source
Natural provides general purpose natural language processing utilities for applications built with Node.js.
20
Treat
github.com/louismullie/treatAlso covers programming
Treat supplies Ruby developers with a framework for natural language processing.
21
Also covers api and programming · open source
Explore GitHub Awesome lists through AwesomeExplorer, a web app for finding repositories and resources.
22
JavaScript Interop
clojurescript.org/reference/javascript-apiAlso covers api and programming
ClojureScript JavaScript API documentation covers JavaScript interoperation and collection behavior.
23
Also covers programming · open source · free
Run Python with RustPython, an open-source Python 3 interpreter written in Rust.
24
JavaDecompiler
javadecompilers.comAlso covers programming
Decompile Java class and JAR files online to inspect their source code with JavaDecompiler.
No alternatives match this filter.
Alternatives to similar tools
Language Benchmarks16 alternativesAwexplor.github.io24 alternativesMixed Models24 alternativesjadx24 alternativesCrystalline24 alternativesJavaScript Interop24 alternatives
What is the best alternative to act?
Based on features, tags and platforms, the closest alternatives to act are Recaf, LMQL, and Codigo.
Is there a free alternative to act?
Yes. Try It Online and RustPython are free or offer a free plan.
Are there open-source alternatives to act?
Yes: Mixed Models, jadx, Crystalline, and Retext.
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