AI · alternatives · 2026

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 1 we have checked on their own sites, 1 of them free or with a free tier. Refuel-LLM, a large language model for data annotation and enrichment launched in 2023; newer entries below may have overtaken it.

1. 1LM
   LLaMArch – Minimal, Building Blocks for Large Language Models▲5

   2024 · gpavanb1.github.io · its alternatives →

2. 2FN
   FriendlyData – Natural Language Interface for Databases▲9

   2016 · friendlydata.io · its alternatives →

3. 3
   ContextsBasefree tier▲75

   Context Infrastructure for Coding Agents

   Sep 2026 · contextsbase.com · its alternatives →

4. 4
   Allen NLP▲72

   An open-source NLP research library, built on PyTorch

   2017 · allenai.org · its alternatives →

5. 5NL
   Natural Language Processing and Machine Learning via REST API▲9

   2016 · esapi.intellexer.com · its alternatives →

6. 6
   A Node Editor for LLMs with Semantic Kernel▲8

   2023 · docs.anyassistant.ai · its alternatives →

7. 7TR
   The rise of open source large language models▲5

   2023 · explodinggradients.com · its alternatives →

8. 8LI
   LanguageModels.io▲9

   2018 · languagemodels.io · its alternatives →

9. 9TU
   Transform unstructured docs to structured data▲7

   LLM-Powered document extraction & analysis tool

   2024 · dataku.ai · its alternatives →

10. 10SJ
    Siphon.js – A data extraction library built for scale▲8

    2016 · siphonjs.com · its alternatives →

11. 11DN
    Deploy NLP models with grid-computing▲5

    2022 · hulse.app · its alternatives →

12. 12RI
    RL3 Information Extraction Language▲6

    2018 · rl3.zorallabs.com · its alternatives →

13. 13PT
    Piglet, the fluent parser▲8

    2012 · binarysculpting.com · its alternatives →

14. 14NL
    Natural Language Processing and Text Mining API▲5

    2016 · esapi.intellexer.com · its alternatives →

15. 15AF
    A free and open source online database modeling editor▲9

    2025 · editor.besser-pearl.org · its alternatives →

16. 16
    Web Annotation▲7

    2020 · kontxt.io · its alternatives →

17. 17AM
    Artifice - Making Machine Learning Transparent and Accessible▲8

    2023 · sotai.ai · its alternatives →

18. 18
    Tinker▲16

    Building a computer program that learns from data

    2016 · playground.tensorflow.org · its alternatives →

19. 19IN
    Infactory – NL APIs from Structured Data Without Hallucinations▲8

    2025 · infactory.ai · its alternatives →

20. 20DM
    Dataturks – ML annotation tool and Verified Contract workers▲5

    2018 · dataturks.com · its alternatives →

21. 21DA
    Ducks, a Python library for database-like object lookups▲6

    2022 · ducks.readthedocs.io · its alternatives →

22. 22AL
    An LLM purpose built for data annotation, outperforms GPT-3.5▲9

    Try it out here: https://labs.refuel.ai/playground Refuel LLM (84.2%) outperforms trained human annotators (80.4%), GPT-3-5-turbo (81.3%), PaLM-2 (82.3%) and Claude (79.3%) across a benchmark of 15 text labeling datasets. It is a Llama-v2-13b base model, trained on over 2500 unique datasets (5.24B tokens) spanning categories such as classification, entity resolution, matching, reading comprehension and information extraction.

    2023 · its alternatives →

23. 23KI
    Keywordgenerator.io – A tool to generate thousands of longtail keywords▲5

    2020 · keywordgenerator.io · its alternatives →

24. 24PS
    PDRT-Sandbox: A Haskell NLP Library for Computational Semantics▲7

    2014 · hbrouwer.github.io · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →