JSONLint

Reviewed matches are labeled. Other suggestions come from a shared subcategory, use case, source listing or the same category. Compare features and current plans before choosing.

Product
Syntrok Tools Free, browser-based developer tools, built one focused product at a time.
Alljson Development
JoyTools Free, 100% client-side developer & file utility platform. Format SQL, JSON, YAML, convert files, test Regex & edit PDFs — all processed locally in your browser with zero data uploads.
Synerise Synerise, an AI-driven Customer Data & Experience Platform (CDXP), centralizes customer data to enhance marketing and engagement. Key strengths include real-time capabilities, advanced AI, quick setup, and personalized o
FastMinify 190+ developer tools that never leave your browser
A7Soft JSON Mapper Map JSON data by example automatically
ToolsGram ToolsGram: All-in-one free web tools! Edit images, transform text, use advanced calculators & unit converters. Fast, reliable, and professional digital solutions
Tools2025 Free online developer tools for programmers and designers. JSON formatter, password generator, Base64 encoder, hash generator and more. Fast, secure, no registration required.

Selected by category and available use-case details. A topic match does not establish equivalent features.

Product
GoodGantt The best Gantt chart for Trello®
Facebook Analytics Facebook's new analytics app on iOS and Android
JSCharting JSCharting includes a suite of 150+ advanced chart types, interactive stock charts, JavaScript map charts, Gantt charts, organizational charts and more in one powerful visualization suite.
Pipebase.io Data Simplified with Pipebase.io
Amazon EMR Amazon Elastic MapReduce is a web service that makes it easy to quickly process vast amounts of data.
TokenAnalyst Explore on-chain data on multiple cryptoassets ⛓

Added to this directory in the past 30 days. Dates refer to the directory listing, not the product launch.

Product
Foresite Cookie-free website analytics that respects your visitors
ResourcesHunt Discover, Explore, and Submit the Best Resources
Claude Usage Track Claude usage and reset times without breaking focus.
shpyrd Deploy AI-generated apps with databases and auth

Profiles grouped by topic. This does not confirm an offer, availability or a connection to this profile.

Profile
CampusX Hello, I'm Nitish Singh, the founder of CampusX, your online gateway into the world of data science!
Hilary Parker Data Science advising / consulting.
Mike Stringer People, data science, and design.

Shows and channels grouped by topic. A recommendation does not mean this profile was featured or endorsed.

Show
Data Professor Newsletter
Mindful Modeler Newsletter · Christoph Molnar
To Data & Beyond Newsletter · Youssef Hosni

Retold founder accounts from startups in the same category, each linked to the original.

Story
Plausible's open-source SaaS post clocks $1M ARR on 2 June 2022 Marko Saric's June 2022 Plausible post, using Uku Täht's origin and the team's public MRR ladder, states $83,637 MRR and $1 million ARR on 2 June 2022 with 7,000-plus paying subscribers, not a $3.1 million figure the fou
Paul Copplestone's alpha postmortem counts databases and signups, not ARR Paul Copplestone says an early GitHub follower posted Supabase on Hacker News in May 2020, after which hosted databases jumped and, in his July postmortem, the team saw about 30,000 site visitors and more than 1,400 sign
Adriaan van Rossum logged $100K ARR, not $100K MRR, after an earlier $30K ARR year Adriaan van Rossum wrote in March 2021 that Simple Analytics hit $100K annual recurring revenue while shipping a new data stack; two years earlier he had described a $30K ARR milestone, a different unit and date.
Iuliia Shnai's public Papermark posts skip the $45k MRR headline Iuliia Shnai says Papermark began as Marc's open-source DocSend alternative after she built ten projects in a year, later claiming $3 million ARR at 28 months with two full-time people; she did not state $45,000 MRR in t

Subcategories in the same part of the directory, with the number of listed products.