Optic
We help developers collaborate at scale and build better APIs. Optic’s open source tools makes it easy for developers to document API changes, review each other’s API changes during code review, and catch breaking changes before they reach production. **tl;dr** It’s version control but for behavior not code. We are taking the really successful ideas from Git / Code Review / CI and applying them to API descriptions and (future) other non-code artifacts. Engineers at [Snyk](https://snyk.io/) use O
Y Combinator
yc-company-directory #1408We help developers collaborate at scale and build better APIs. Optic’s open source tools makes it easy for developers to document API changes, review each other’s API changes during code review, and catch breaking changes before they reach production. **tl;dr** It’s version control but for behavior not code. We are taking the really successful ideas from Git / Code Review / CI and applying them to API descriptions and (future) other non-code artifacts. Engineers at [Snyk](https://snyk.io/) use O
sourceOptic is classified as Developer tools from source descriptions and fund-directory context. Similar companies below are ranked from offline product facets and meaningful description overlap; category and source affiliation can only strengthen an existing product match. For lookup-created rows, the profile starts as pending enrichment until deeper source collection runs.
Local clusters rerank extracted product concepts and description terms. The generated graph remains the fallback for sparse descriptions: offline reciprocal product-similarity graph: extracted concepts + description terms + bounded category/affiliation boosts. Minimum fallback score: 0; max competitors: 6.
Companies similar to Optic
A deterministic local cluster built from offline product facets and meaningful description terms. Category and selected-institution affiliation provide bounded tie-breaks. Open any peer to continue exploring its cluster.
Surge
match 93Surge is Stripe for telephony. Our team has experience building telephony software at billion dollar scale. Because of increased regulation, Twilio and other SMS APIs take weeks to onboard new customers, but we can get startups onboarded same day. Surge wins by enabling easy carrier registration, better support, and higher level APIs and no code UI components to make implementation easier for startups and developers.
shared extracted concept terms: apis, code; shared product terms: developer, scale, better, apis; shared product theme: developer infrastructure; same category: Developer tools; shared affiliation: Y Combinator
Lingo.dev
match 78Lingo.dev is a localization engineering platform where teams create localization engines – stateful translation APIs configured with glossaries, brand voice rules, per-locale model preferences, and quality scoring. Each engine persists domain context across every request via retrieval augmented localization (RAL). Integrate via API, CLI, CI/CD, or other integrations. Localization infrastructure behind 200M+ translated words for teams including Mistral, Solana, SoSafe, and Cal.com.
shared extracted concepts: api; shared product terms: engineer, apis, api, ci; shared product theme: developer infrastructure; shared affiliation: Y Combinator
Pierre
match 60We are re-building code hosting, code review, and CI primitives from the metal, for the next generation of professional developers: Small, focused teams, working closely, augmented by AI.
shared extracted concepts: code review; shared product terms: developer, review, code, ci; shared product theme: developer infrastructure; shared affiliation: Y Combinator
RecipeUI
match 53The first version of RecipeUI was a viral project at Robinhood that reached 100% adoption from all engineering and QA teams. When an API broke, anyone from Frontend to QA to PMs could debug without relying on backend engineers
shared extracted concepts: api; shared product terms: version, reach, engineer, api; shared product theme: developer infrastructure; same category: Developer tools; shared affiliation: Y Combinator
Codarica
match 34Inspiring kids to be the storytellers of the future by introducing them to the World of Code
shared extracted concept terms: code; shared product terms: future, code; shared product theme: developer infrastructure; same category: Developer tools
Factor.io
match 24Factor.io makes it easy for engineering
shared product terms: io, easy, engineer