Best Parser Generator Products in 2025

ANTLR, ANother Tool for Language Recognition, is a language tool that provides a framework for...

Key ANTLR features:

Human-Readable Grammar Comprehensive Tooling Target Language Support Error Handling

Open Source

Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.

Key Flagsmith features:

Feature Flags Remote Config A/B/X Testing & Optimization Organization Management

Try for free Open Source freemium

textX is a meta-language for building Domain-Specific Languages (DSLs) in Python. It is inspired by Xtext. It will help you build your textual language easily. You can invent your own language or build a support for an existing textual language.

Key textX features:

Domain-Specific Language (DSL) Development Ease of Use Python Integration Meta-Modeling

Tunnel Grammar Studio is an Integrated Development Environment for generating parsers (also known as parser generator or a compiler compiler).

Use the MPS platform to create your own domain-specific language that speaks to your business needs.

The website of Eclipse Xtext, an open-source framework for development of programming languages and domain-specific languages.

Elegant PEG parsing in Java - lightweight, easy-to-use, powerful.

Key parboiled features:

Reduces Cooking Time Improved Nutrient Retention Enhanced Texture Even Cooking

Open Source

dropincc.java - A small and easy to use parser generator.

Key dropincc.java features:

Ease of Use Dynamic Grammar Definition Compact and Lightweight Java Integration

Ragel compiles executable finite state machines from regular languages.

Key Ragel features:

Powerful State Machines Code Integration Performance Visualisation

GNU Bison, commonly known as Bison, is a parser generator that is part of the GNU Project.

Key Bison features:

Open Source Robust Parsing Capabilities Wide Language Support Mature and Stable

Efficient and understandable parser generator.

Aspose.Total Parser is a free online documents parsing app that allows loading and extracting text as well as images from any document. It has included support for Word, Excel, PowerPoint, Microsoft Visio, MS Project, OneNote, OpenOffice & many more.

free

[Convert any news articles to JSON] Enter a URL of a any text article or post and get clean JSON with title, summary, text and all other properties.

Key Pipfeed Parse API features:

Works on Any News Website Affordable 99.99% Availability

freemium

Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.

Key Flagsmith features:

Feature Flags Remote Config A/B/X Testing & Optimization Organization Management

Try for free Open Source freemium