There are currently no widely reported notable projects that have successfully transitioned from Node.js to Bun. However, the transition process is being discussed in various articles, highlighting that Bun aims for compatibility with Node.js APIs, making it easier for developers to migrate their applications.
Key Points on Transitioning from Node.js to Bun
1. Compatibility: Bun is designed to be a drop-in replacement for Node.js, supporting most npm packages and Node APIs. This compatibility allows simple projects to migrate with minimal changes, while larger projects may encounter challenges that require code adjustments[1][3].
2. Migration Challenges: Although many common functionalities can be transferred easily, larger applications might need significant rewrites due to differences in how Bun handles certain operations and its introduction of new native APIs[1][3][4].
3. Performance Benefits: Developers are attracted to Bun for its performance advantages, such as faster execution times and built-in features like testing and bundling capabilities, which are not natively available in Node.js[2][5].
4. Community and Ecosystem: As a newer runtime, Bun's community is still developing. While it has garnered attention for its speed and efficiency, the ecosystem is not as mature as that of Node.js, which could pose risks for larger projects considering migration[5][6].
5. Gradual Migration Approach: Developers can choose to migrate incrementally by replacing modules and APIs one at a time or opt to rewrite their applications from scratch to fully leverage Bun's capabilities[2][4].
In summary, while there are discussions about migrating from Node.js to Bun, concrete examples of notable projects making this transition are still emerging as the community around Bun continues to grow and evolve.
Citations:[1] https://blog.apify.com/node-vs-deno-vs-bun/
[2] https://blog.openreplay.com/how-to--migrating-from-node-to-bun/
[3] https://snyk.io/blog/javascript-runtime-compare-node-deno-bun/
[4] https://blog.openreplay.com/bun-vs-node-vs-deno/
[5] https://www.avenga.com/magazine/will-bun-substitute-for-node-js/
[6] https://kinsta.com/blog/bun-sh/
[7] https://www.builder.io/blog/bun-vs-node-js
[8] https://blog.bitsrc.io/should-you-use-bun-or-node-js-or-deno-in-2024-b7c21da085ba?gi=fddd09d6a14a